Luminance
0.029
Category
Blue
Type
Dark
Best On
Color Codes
All color formats for your project
HEX
#1A237E1A237ERGB
rgb(26, 35, 126)R:26 G:35 B:126HSL
hsl(235, 66%, 30%)H:235° S:66% L:30%HSV / HSB
hsv(235, 79%, 49%)H:235° S:79% V:49%CMYK
cmyk(79%, 72%, 0%, 51%)C:79 M:72 Y:0 K:51LAB
lab(20, 31, -52)L:20 a:31 b:-52OKLCH
oklch(32.1% 0.151 270.3)L:32.1% C:0.151 H:270.3°Code Formats
color: #1A237E;UIColor(red: 0.102, green: 0.137, blue: 0.494, alpha: 1.0)Color(0xFF1A237E)Color(0xFF1A237E)#FF1A237EContrast Analysis
WCAG compliance with grayscale colors
On White
13.24:1
On Black
1.59:1
Grayscale Contrast
0%
1.6
Fail10%
1.3
Fail20%
1.0
Fail30%
1.6
Fail40%
2.3
Fail50%
3.3
AA-large60%
4.6
AA70%
6.3
AA80%
8.2
AAA90%
10.5
AAA100%
13.2
AAABest Grayscale Contrast
#FFFFFF with ratio 13.24:1
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°linear-gradient(90deg, #2B39D4 0%, #161D6A 100%)linear-gradient(90deg, oklch(45.5% 0.231 269.3) 0%, oklch(28.6% 0.132 270.9) 100%)Vibrant
135°linear-gradient(135deg, #1321B9 0%, #0919C3 100%)linear-gradient(135deg, oklch(38.4% 0.227 266.6) 0%, oklch(38.6% 0.245 265.2) 100%)Complementary
90°linear-gradient(90deg, #1A237E 0%, #7F771A 100%)linear-gradient(90deg, oklch(32.1% 0.151 270.3) 0%, oklch(56.0% 0.109 104.3) 100%)Analogous
90°linear-gradient(90deg, #1A557F 0%, #1A237E 50%, #441A7F 100%)linear-gradient(90deg, oklch(43.3% 0.091 244.1) 0%, oklch(32.1% 0.151 270.3) 50%, oklch(34.6% 0.156 295.9) 100%)Sunset
90°linear-gradient(90deg, #F6CE55 0%, #EE6C2B 50%, #E6193C 100%)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%)Ocean
135°linear-gradient(135deg, #19A1E6 0%, #22C3B6 50%, #47D1A3 100%)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%)Dark Mode
180°linear-gradient(180deg, #1A227F 0%, #14152A 100%)linear-gradient(180deg, oklch(32.0% 0.153 270.4) 0%, oklch(20.7% 0.041 280.1) 100%)Radial Glow
Radialradial-gradient(circle, #2734BE 0%, #1A227F 100%)radial-gradient(circle, oklch(42.3% 0.211 269.5) 0%, oklch(32.0% 0.153 270.4) 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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