Luminance
0.122
Category
Blue
Type
Dark
Best On
Color Codes
All color formats for your project
HEX
#1864AB1864ABRGB
rgb(24, 100, 171)R:24 G:100 B:171HSL
hsl(209, 75%, 38%)H:209° S:75% L:38%HSV / HSB
hsv(209, 86%, 67%)H:209° S:86% V:67%CMYK
cmyk(86%, 42%, 0%, 33%)C:86 M:42 Y:0 K:33LAB
lab(42, 4, -44)L:42 a:4 b:-44OKLCH
oklch(49.7% 0.133 251.6)L:49.7% C:0.133 H:251.6°Code Formats
color: #1864AB;UIColor(red: 0.094, green: 0.392, blue: 0.671, alpha: 1.0)Color(0xFF1864AB)Color(0xFF1864AB)#FF1864ABContrast Analysis
WCAG compliance with grayscale colors
On White
6.09:1
On Black
3.45:1
Grayscale Contrast
0%
3.4
AA-large10%
2.9
Fail20%
2.1
Fail30%
1.4
Fail40%
1.1
Fail50%
1.5
Fail60%
2.1
Fail70%
2.9
Fail80%
3.8
AA-large90%
4.8
AA100%
6.1
AABest Grayscale Contrast
#FFFFFF with ratio 6.09:1
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, #4497E4 0%, #104170 100%)linear-gradient(90deg, oklch(66.0% 0.140 249.3) 0%, oklch(37.0% 0.095 251.5) 100%)Vibrant
135°linear-gradient(135deg, #0C7EE9 0%, #0069CC 100%)linear-gradient(135deg, oklch(59.6% 0.185 253.9) 0%, oklch(52.9% 0.174 254.9) 100%)Complementary
90°linear-gradient(90deg, #1864AB 0%, #AA5E18 100%)linear-gradient(90deg, oklch(49.7% 0.133 251.6) 0%, oklch(55.9% 0.125 56.9) 100%)Analogous
90°linear-gradient(90deg, #18AAA7 0%, #1864AB 50%, #181BAA 100%)linear-gradient(90deg, oklch(66.9% 0.111 192.5) 0%, oklch(49.7% 0.133 251.6) 50%, oklch(36.0% 0.213 268.3) 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, #1863AA 0%, #111F2C 100%)linear-gradient(180deg, oklch(49.4% 0.133 251.8) 0%, oklch(23.3% 0.032 247.6) 100%)Radial Glow
Radialradial-gradient(circle, #2D8AE1 0%, #134E86 100%)radial-gradient(circle, oklch(62.3% 0.156 250.9) 0%, oklch(41.8% 0.110 251.6) 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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