#180C44#180C44
#180C44 is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 21.7% C 0.098 H 284.5°. Best body text is #FFFFFF at 17.88:1 contrast (WCAG AA passes).
Color values
| HEX | #180C44 |
|---|---|
| RGB | rgb(24, 12, 68) |
| HSL | hsl(253, 70%, 16%) |
| HSV | hsv(253, 82%, 27%) |
| CMYK | cmyk(64.7%, 82.4%, 0%, 73.3%) |
| CIE-LAB | lab(7.90, 23.82, -32.97) |
| CIE-LCH | lch(7.90, 40.67, 305.84°) |
| OKLab | oklab(21.65% 0.0246 -0.095) |
| OKLCH | oklch(21.65% 0.098 284.5) |
| XYZ | xyz(1.5512, 0.8744, 5.5548) |
| Luminance | 0.0087 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Night Blue
#040348
ΔE00 3.59
Dark Indigo
#1F0954
ΔE00 3.74
Navy Blue (survey)
#001146
ΔE00 4.54
Midnight Blue (survey)
#020035
ΔE00 4.98
Dark Navy
#000435
ΔE00 5.64
Very Dark Blue
#000133
ΔE00 5.79
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#180C44 #38440C
analogous
#0C1C44 #180C44 #340C44
triadic
#180C44 #44180C #0C4418
tetradic
#180C44 #440C1C #38440C #0C4434
square
#180C44 #440C1C #38440C #0C4434
split-complementary
#180C44 #44340C #1C440C
monochromatic
#09051A #09051A #180C44 #2A1578 #3D1EAC
Accessibility & contrast
On white
17.88
#180C44 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.17
#180C44 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #180C44
17.88:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##180C44 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##180C44 | 1.00 | 17.88 | 1.17 | 17.88 |
| #FFFFFF | 17.88 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.17 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 17.88 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#001946
Deuteranopia (green-blind)
#001643
Tritanopia (blue-blind)
#031B27
Achromatopsia (no color)
#171717
Design tokens & code
CSS
--color: #180c44; /* rgb */ color: rgb(24, 12, 68); /* oklch */ color: oklch(21.7% 0.098 284.5);
Tailwind
colors: {
custom: {
50: '#5b4c79',
500: '#180c44',
950: '#000000',
},
}SCSS
$custom: #180c44; $custom-light: #5b4c79; $custom-dark: #000000;
JSON
{
"hex": "#180c44",
"rgb": {
"r": 24,
"g": 12,
"b": 68
},
"hsl": {
"h": 252.857,
"s": 70,
"l": 15.686
},
"oklch": {
"l": 0.21652,
"c": 0.09808,
"h": 284.5
},
"luminance": 0.00874
}Semantic roles & 50–950 ramp
primary
#180C44
secondary
#6E802C
accent
#ED3BC7
background
#F5F4F7
surface
#E9E7ED
border
#C5C3C8
text
#040109
muted
#79777B