#4737AF#4737AF
#4737AF is a dark, vivid blue. Relative luminance 0.072; OKLCH L 43.3% C 0.182 H 281.7°. Best body text is #FFFFFF at 8.63:1 contrast (WCAG AA passes).
Color values
| HEX | #4737AF |
|---|---|
| RGB | rgb(71, 55, 175) |
| HSL | hsl(248, 52%, 45%) |
| HSV | hsv(248, 69%, 69%) |
| CMYK | cmyk(59.4%, 68.6%, 0%, 31.4%) |
| CIE-LAB | lab(32.18, 41.04, -61.72) |
| CIE-LCH | lch(32.18, 74.12, 303.62°) |
| OKLab | oklab(43.29% 0.0369 -0.1777) |
| OKLCH | oklch(43.29% 0.182 281.7) |
| XYZ | xyz(11.7002, 7.1663, 41.3158) |
| Luminance | 0.0717 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Ocean Blue
#4F42B5
ΔE00 3.12
Blue With A Hint Of Purple
#533CC6
ΔE00 3.85
Blurple
#5539CC
ΔE00 4.53
Sapphire (survey)
#2138AB
ΔE00 4.69
Blueberry
#464196
ΔE00 5.19
Bluey Purple
#6241C7
ΔE00 5.78
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4737AF #9FAF37
analogous
#3763AF #4737AF #8337AF
triadic
#4737AF #AF4737 #37AF47
tetradic
#4737AF #AF3763 #9FAF37 #37AF83
square
#4737AF #AF3763 #9FAF37 #37AF83
split-complementary
#4737AF #AF8337 #63AF37
monochromatic
#211A52 #342880 #4737AF #6859CB #9287D9
Accessibility & contrast
On white
8.63
#4737AF on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.43
#4737AF on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #4737AF
8.63:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4737AF | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##4737AF | 1.00 | 8.63 | 2.43 | 8.63 |
| #FFFFFF | 8.63 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.43 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.63 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0050B3
Deuteranopia (green-blind)
#0047AD
Tritanopia (blue-blind)
#00566E
Achromatopsia (no color)
#4C4C4C
Design tokens & code
CSS
--color: #4737af; /* rgb */ color: rgb(71, 55, 175); /* oklch */ color: oklch(43.3% 0.182 281.7);
Tailwind
colors: {
custom: {
50: '#866fc8',
500: '#4737af',
950: '#000000',
},
}SCSS
$custom: #4737af; $custom-light: #866fc8; $custom-dark: #000000;
JSON
{
"hex": "#4737af",
"rgb": {
"r": 71,
"g": 55,
"b": 175
},
"hsl": {
"h": 248,
"s": 52.174,
"l": 45.098
},
"oklch": {
"l": 0.43292,
"c": 0.18153,
"h": 281.7
},
"luminance": 0.07167
}Semantic roles & 50–950 ramp
primary
#4737AF
secondary
#BAC37F
accent
#DC4CC8
background
#F8F6FC
surface
#F0ECF8
border
#CBC7D1
text
#0C0713
muted
#7D7A82