Luminance
0.326
Category
Blue
Type
Dark
Best On
Color Codes
All color formats for your project
HEX
#3B9EFF3B9EFFRGB
rgb(59, 158, 255)R:59 G:158 B:255HSL
hsl(210, 100%, 62%)H:210° S:100% L:62%HSV / HSB
hsv(210, 77%, 100%)H:210° S:77% V:100%CMYK
cmyk(77%, 38%, 0%, 0%)C:77 M:38 Y:0 K:0LAB
lab(64, 4, -56)L:64 a:4 b:-56OKLCH
oklch(68.8% 0.169 251.4)L:68.8% C:0.169 H:251.4°Code Formats
color: #3B9EFF;UIColor(red: 0.231, green: 0.620, blue: 1.000, alpha: 1.0)Color(0xFF3B9EFF)Color(0xFF3B9EFF)#FF3B9EFFContrast Analysis
WCAG compliance with grayscale colors
On White
2.79:1
On Black
7.52:1
Grayscale Contrast
0%
7.5
AAA10%
6.2
AA20%
4.5
AA30%
3.0
AA-large40%
2.1
Fail50%
1.4
Fail60%
1.0
Fail70%
1.3
Fail80%
1.7
Fail90%
2.2
Fail100%
2.8
FailBest Grayscale Contrast
#000000 with ratio 7.52:1
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, #A3D1FF 0%, #006BD6 100%)linear-gradient(90deg, oklch(84.4% 0.081 248.8) 0%, oklch(54.0% 0.184 255.9) 100%)Vibrant
135°linear-gradient(135deg, #66B2FF 0%, #0A85FF 100%)linear-gradient(135deg, oklch(74.7% 0.135 250.4) 0%, oklch(62.6% 0.204 255.2) 100%)Complementary
90°linear-gradient(90deg, #3B9EFF 0%, #FF9E3D 100%)linear-gradient(90deg, oklch(68.8% 0.169 251.4) 0%, oklch(78.3% 0.157 61.3) 100%)Analogous
90°linear-gradient(90deg, #3DFFFF 0%, #3B9EFF 50%, #3D3DFF 100%)linear-gradient(90deg, oklch(91.0% 0.145 194.9) 0%, oklch(68.8% 0.169 251.4) 50%, oklch(51.4% 0.273 271.5) 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, #3399FF 0%, #091F34 100%)linear-gradient(180deg, oklch(67.6% 0.176 252.3) 0%, oklch(23.4% 0.049 249.8) 100%)Radial Glow
Radialradial-gradient(circle, #80BFFF 0%, #0078F0 100%)radial-gradient(circle, oklch(78.7% 0.112 249.8) 0%, oklch(58.7% 0.201 256.1) 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.