Luminance
0.291
Category
Blue
Type
Dark
Best On
Color Codes
All color formats for your project
HEX
#039BE5039BE5RGB
rgb(3, 155, 229)R:3 G:155 B:229HSL
hsl(200, 97%, 45%)H:200° S:97% L:45%HSV / HSB
hsv(200, 99%, 90%)H:200° S:99% V:90%CMYK
cmyk(99%, 32%, 0%, 10%)C:99 M:32 Y:0 K:10LAB
lab(61, -7, -47)L:61 a:-7 b:-47OKLCH
oklch(65.9% 0.152 240.8)L:65.9% C:0.152 H:240.8°Code Formats
color: #039BE5;UIColor(red: 0.012, green: 0.608, blue: 0.898, alpha: 1.0)Color(0xFF039BE5)Color(0xFF039BE5)#FF039BE5Contrast Analysis
WCAG compliance with grayscale colors
On White
3.08:1
On Black
6.82:1
Grayscale Contrast
0%
6.8
AA10%
5.7
AA20%
4.1
AA-large30%
2.7
Fail40%
1.9
Fail50%
1.3
Fail60%
1.1
Fail70%
1.5
Fail80%
1.9
Fail90%
2.4
Fail100%
3.1
AA-largeBest Grayscale Contrast
#000000 with ratio 6.82:1
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, #4FC3FC 0%, #02547E 100%)linear-gradient(90deg, oklch(77.5% 0.131 233.6) 0%, oklch(42.6% 0.097 240.3) 100%)Vibrant
135°linear-gradient(135deg, #1AB2FF 0%, #0088CC 100%)linear-gradient(135deg, oklch(72.7% 0.159 239.2) 0%, oklch(60.0% 0.141 241.6) 100%)Complementary
90°linear-gradient(90deg, #039BE5 0%, #E24E03 100%)linear-gradient(90deg, oklch(65.9% 0.152 240.8) 0%, oklch(62.1% 0.195 39.6) 100%)Analogous
90°linear-gradient(90deg, #03E2BD 0%, #039BE5 50%, #0329E2 100%)linear-gradient(90deg, oklch(81.5% 0.153 175.1) 0%, oklch(65.9% 0.152 240.8) 50%, oklch(44.0% 0.268 264.4) 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, #0398E2 0%, #0A2533 100%)linear-gradient(180deg, oklch(65.0% 0.151 241.2) 0%, oklch(25.1% 0.042 234.6) 100%)Radial Glow
Radialradial-gradient(circle, #36BAFC 0%, #026597 100%)radial-gradient(circle, oklch(74.8% 0.145 236.0) 0%, oklch(48.4% 0.111 240.6) 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
Create a complete brand palette from this color with primary, secondary, accent, and neutral scales.