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#3B82F6

Royal Blue

#3B82F6Royal Blue

Luminance

0.235

Category

Blue

Type

Dark

Best On

#FFFFFF

Color Codes

All color formats for your project

HEX

HEX
#3B82F6
No #
3B82F6

RGB

RGB
rgb(59, 130, 246)
Values
R:59 G:130 B:246

HSL

HSL
hsl(217, 91%, 60%)
Values
H:217° S:91% L:60%

HSV / HSB

HSV
hsv(217, 76%, 96%)
Values
H:217° S:76% V:96%

CMYK

CMYK
cmyk(76%, 47%, 0%, 4%)
Values
C:76 M:47 Y:0 K:4

LAB

LAB
lab(56, 18, -64)
Values
L:56 a:18 b:-64

OKLCH

OKLCH
oklch(62.3% 0.188 259.8)
Values
L:62.3% C:0.188 H:259.8°

Code Formats

CSS
color: #3B82F6;
Swift
UIColor(red: 0.231, green: 0.510, blue: 0.965, alpha: 1.0)
Kotlin
Color(0xFF3B82F6)
Flutter
Color(0xFF3B82F6)
Android
#FF3B82F6

Contrast Analysis

WCAG compliance with grayscale colors

On White

3.68:1

AA-large

On Black

5.71:1

AA

Grayscale Contrast

Aa

0%

5.7

AA
Aa

10%

4.7

AA
Aa

20%

3.4

AA-large
Aa

30%

2.3

Fail
Aa

40%

1.6

Fail
Aa

50%

1.1

Fail
Aa

60%

1.3

Fail
Aa

70%

1.8

Fail
Aa

80%

2.3

Fail
Aa

90%

2.9

Fail
Aa

100%

3.7

AA-large

Best Grayscale Contrast

#000000 with ratio 5.71:1

Aa

Color Harmonies

Harmonious color combinations

complementary

Two colors opposite on the color wheel (180°)

split-complementary

Base color + two colors adjacent to its complement

triadic

Three colors evenly spaced (120° apart)

tetradic

Four colors evenly spaced (90° apart)

analogous

Three colors adjacent on the color wheel (30° apart)

Color Variations

Tints, shades, tones, and full scale

Color Scale (50-900)

50

100

200

300

400

500

600

700

800

900

Tints (Lighter)

Shades (Darker)

Tones (Desaturated)

Gradients (OKLCH)

Primary

90°
CSS
linear-gradient(90deg, #9EC1FA 0%, #0950C3 100%)
OKLCH
linear-gradient(90deg, oklch(80.6% 0.090 260.0) 0%, oklch(46.9% 0.191 260.8) 100%)
Stops
0%
100%

Vibrant

135°
CSS
linear-gradient(135deg, #66A1FF 0%, #0062FF 100%)
OKLCH
linear-gradient(135deg, oklch(71.1% 0.151 259.3) 0%, oklch(55.6% 0.245 261.3) 100%)
Stops
0%
100%

Complementary

90°
CSS
linear-gradient(90deg, #3B82F6 0%, #F6AF3C 100%)
OKLCH
linear-gradient(90deg, oklch(62.3% 0.188 259.8) 0%, oklch(80.3% 0.149 75.0) 100%)
Stops
0%
100%

Analogous

90°
CSS
linear-gradient(90deg, #3CE0F6 0%, #3B82F6 50%, #523CF6 100%)
OKLCH
linear-gradient(90deg, oklch(83.5% 0.132 208.5) 0%, oklch(62.3% 0.188 259.8) 50%, oklch(51.6% 0.259 277.6) 100%)
Stops
0%
50%
100%

Sunset

90°
CSS
linear-gradient(90deg, #F6CE55 0%, #EE6C2B 50%, #E6193C 100%)
OKLCH
linear-gradient(90deg, oklch(86.4% 0.144 90.6) 0%, oklch(68.0% 0.177 43.8) 50%, oklch(59.1% 0.228 21.2) 100%)
Stops
0%
50%
100%

Ocean

135°
CSS
linear-gradient(135deg, #19A1E6 0%, #22C3B6 50%, #47D1A3 100%)
OKLCH
linear-gradient(135deg, oklch(67.5% 0.146 238.9) 0%, oklch(73.8% 0.124 186.2) 50%, oklch(77.5% 0.136 166.9) 100%)
Stops
0%
50%
100%

Dark Mode

180°
CSS
linear-gradient(180deg, #3C83F6 0%, #0C1A31 100%)
OKLCH
linear-gradient(180deg, oklch(62.5% 0.187 259.7) 0%, oklch(21.9% 0.049 259.8) 100%)
Stops
0%
100%

Radial Glow

Radial
CSS
radial-gradient(circle, #85B2F9 0%, #0A5ADB 100%)
OKLCH
radial-gradient(circle, oklch(75.9% 0.114 259.3) 0%, oklch(51.0% 0.210 260.8) 100%)
Stops
0%
100%

💡 About OKLCH Gradients

OKLCH (Oklch Color Space) provides perceptually uniform gradients with better color transitions than traditional RGB/HSL gradients. The format is oklch(L% C H) where L = Lightness (0-100%), C = Chroma (0-0.4), H = Hue (0-360°).

Generate Full Palette

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