#291B57#291B57
#291B57 is a dark, moderate violet. Relative luminance 0.019; OKLCH L 27.9% C 0.103 H 288.6°. Best body text is #FFFFFF at 15.12:1 contrast (WCAG AA passes).
Color values
| HEX | #291B57 |
|---|---|
| RGB | rgb(41, 27, 87) |
| HSL | hsl(254, 53%, 22%) |
| HSV | hsv(254, 69%, 34%) |
| CMYK | cmyk(52.9%, 69%, 0%, 65.9%) |
| CIE-LAB | lab(15.19, 24.05, -34.09) |
| CIE-LCH | lch(15.19, 41.72, 305.20°) |
| OKLab | oklab(27.91% 0.0329 -0.0976) |
| OKLCH | oklch(27.91% 0.103 288.6) |
| XYZ | xyz(3.0262, 1.9433, 9.2306) |
| Luminance | 0.0194 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Dark Indigo
#1F0954
ΔE00 4.65
Midnight Blue
#191970
ΔE00 5.90
Navy Blue (survey)
#001146
ΔE00 6.37
Night Blue
#040348
ΔE00 6.88
Darkblue (survey)
#030764
ΔE00 7.35
Dark Blue
#00035B
ΔE00 7.61
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#291B57 #49571B
analogous
#1B2B57 #291B57 #471B57
triadic
#291B57 #57291B #1B5729
tetradic
#291B57 #571B2B #49571B #1B5747
square
#291B57 #571B2B #49571B #1B5747
split-complementary
#291B57 #57471B #2B571B
monochromatic
#0B0717 #130D28 #291B57 #3F2986 #5538B4
Accessibility & contrast
On white
15.12
#291B57 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.39
#291B57 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #291B57
15.12:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##291B57 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##291B57 | 1.00 | 15.12 | 1.39 | 15.12 |
| #FFFFFF | 15.12 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.39 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 15.12 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#002759
Deuteranopia (green-blind)
#002556
Tritanopia (blue-blind)
#192936
Achromatopsia (no color)
#262626
Design tokens & code
CSS
--color: #291b57; /* rgb */ color: rgb(41, 27, 87); /* oklch */ color: oklch(27.9% 0.103 288.6);
Tailwind
colors: {
custom: {
50: '#685887',
500: '#291b57',
950: '#000000',
},
}SCSS
$custom: #291b57; $custom-light: #685887; $custom-dark: #000000;
JSON
{
"hex": "#291b57",
"rgb": {
"r": 41,
"g": 27,
"b": 87
},
"hsl": {
"h": 254,
"s": 52.632,
"l": 22.353
},
"oklch": {
"l": 0.27911,
"c": 0.10303,
"h": 288.6
},
"luminance": 0.01943
}Semantic roles & 50–950 ramp
primary
#291B57
secondary
#7B8D41
accent
#DC4CBA
background
#F6F5F8
surface
#EBE9EF
border
#C6C5CA
text
#06030B
muted
#7A787C