Luminance
0.445
Category
Blue
Type
Dark
Best On
Color Codes
All color formats for your project
HEX
#00BFFF00BFFFRGB
rgb(0, 191, 255)R:0 G:191 B:255HSL
hsl(195, 100%, 50%)H:195° S:100% L:50%HSV / HSB
hsv(195, 100%, 100%)H:195° S:100% V:100%CMYK
cmyk(100%, 25%, 0%, 0%)C:100 M:25 Y:0 K:0LAB
lab(73, -18, -43)L:73 a:-18 b:-43OKLCH
oklch(75.5% 0.153 231.6)L:75.5% C:0.153 H:231.6°Code Formats
color: #00BFFF;UIColor(red: 0.000, green: 0.749, blue: 1.000, alpha: 1.0)Color(0xFF00BFFF)Color(0xFF00BFFF)#FF00BFFFContrast Analysis
WCAG compliance with grayscale colors
On White
2.12:1
On Black
9.90:1
Grayscale Contrast
0%
9.9
AAA10%
8.2
AAA20%
6.0
AA30%
4.0
AA-large40%
2.7
Fail50%
1.9
Fail60%
1.3
Fail70%
1.0
Fail80%
1.3
Fail90%
1.7
Fail100%
2.1
FailBest Grayscale Contrast
#000000 with ratio 9.90:1
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, #66D9FF 0%, #007399 100%)linear-gradient(90deg, oklch(83.3% 0.116 222.6) 0%, oklch(52.0% 0.104 230.1) 100%)Vibrant
135°linear-gradient(135deg, #33CCFF 0%, #0099CC 100%)linear-gradient(135deg, oklch(79.0% 0.140 226.2) 0%, oklch(64.1% 0.129 231.1) 100%)Complementary
90°linear-gradient(90deg, #00BFFF 0%, #FF4000 100%)linear-gradient(90deg, oklch(75.5% 0.153 231.6) 0%, oklch(65.6% 0.233 34.5) 100%)Analogous
90°linear-gradient(90deg, #00FFBF 0%, #00BFFF 50%, #0040FF 100%)linear-gradient(90deg, oklch(88.7% 0.183 166.5) 0%, oklch(75.5% 0.153 231.6) 50%, oklch(50.1% 0.280 263.8) 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, #00BFFF 0%, #092934 100%)linear-gradient(180deg, oklch(75.5% 0.153 231.6) 0%, oklch(26.4% 0.042 224.8) 100%)Radial Glow
Radialradial-gradient(circle, #4DD2FF 0%, #0086B3 100%)radial-gradient(circle, oklch(81.0% 0.130 224.6) 0%, oklch(58.1% 0.117 230.9) 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.