Luminance
0.174
Category
Blue
Type
Dark
Best On
Color Codes
All color formats for your project
HEX
#0071E30071E3RGB
rgb(0, 113, 227)R:0 G:113 B:227HSL
hsl(210, 100%, 45%)H:210° S:100% L:45%HSV / HSB
hsv(210, 100%, 89%)H:210° S:100% V:89%CMYK
cmyk(100%, 50%, 0%, 11%)C:100 M:50 Y:0 K:11LAB
lab(49, 17, -65)L:49 a:17 b:-65OKLCH
oklch(56.3% 0.193 256.2)L:56.3% C:0.193 H:256.2°Code Formats
color: #0071E3;UIColor(red: 0.000, green: 0.443, blue: 0.890, alpha: 1.0)Color(0xFF0071E3)Color(0xFF0071E3)#FF0071E3Contrast Analysis
WCAG compliance with grayscale colors
On White
4.70:1
On Black
4.47:1
Grayscale Contrast
0%
4.5
AA-large10%
3.7
AA-large20%
2.7
Fail30%
1.8
Fail40%
1.2
Fail50%
1.2
Fail60%
1.6
Fail70%
2.2
Fail80%
2.9
Fail90%
3.7
AA-large100%
4.7
AABest Grayscale Contrast
#FFFFFF with ratio 4.70:1
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, #4DA6FF 0%, #004080 100%)linear-gradient(90deg, oklch(71.1% 0.156 251.0) 0%, oklch(37.6% 0.123 254.7) 100%)Vibrant
135°linear-gradient(135deg, #1A8CFF 0%, #0066CC 100%)linear-gradient(135deg, oklch(64.3% 0.195 254.1) 0%, oklch(52.2% 0.177 255.8) 100%)Complementary
90°linear-gradient(90deg, #0071E3 0%, #E67300 100%)linear-gradient(90deg, oklch(56.3% 0.193 256.2) 0%, oklch(67.7% 0.172 53.1) 100%)Analogous
90°linear-gradient(90deg, #00E5E6 0%, #0071E3 50%, #0000E6 100%)linear-gradient(90deg, oklch(83.5% 0.142 195.3) 0%, oklch(56.3% 0.193 256.2) 50%, oklch(41.8% 0.290 264.1) 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, #0073E6 0%, #091F34 100%)linear-gradient(180deg, oklch(56.9% 0.195 256.0) 0%, oklch(23.4% 0.049 249.8) 100%)Radial Glow
Radialradial-gradient(circle, #3399FF 0%, #004C99 100%)radial-gradient(circle, oklch(67.6% 0.176 252.3) 0%, oklch(42.4% 0.142 255.4) 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
Create a complete brand palette from this color with primary, secondary, accent, and neutral scales.