#230000#230000
#230000 is a very dark, moderate red. Relative luminance 0.004; OKLCH L 16.1% C 0.066 H 29.2°. Best body text is #FFFFFF at 19.60:1 contrast (WCAG AA passes).
Color values
| HEX | #230000 |
|---|---|
| RGB | rgb(35, 0, 0) |
| HSL | hsl(0, 100%, 7%) |
| HSV | hsv(0, 100%, 14%) |
| CMYK | cmyk(0%, 100%, 100%, 86.3%) |
| CIE-LAB | lab(3.23, 14.48, 5.10) |
| CIE-LCH | lch(3.23, 15.35, 19.41°) |
| OKLab | oklab(16.09% 0.0576 0.0322) |
| OKLCH | oklch(16.09% 0.066 29.2) |
| XYZ | xyz(0.6932, 0.3574, 0.0325) |
| Luminance | 0.0036 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Very Dark Brown
#1D0200
ΔE00 3.82
Dark Maroon
#3C0008
ΔE00 8.85
Deep Brown
#410200
ΔE00 10.29
Mahogany
#4A0100
ΔE00 12.43
Dried Blood
#4B0101
ΔE00 12.57
Chocolate Brown
#411900
ΔE00 13.01
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#230000 #002323
analogous
#230012 #230000 #231200
triadic
#230000 #002300 #000023
tetradic
#230000 #122300 #002323 #120023
square
#230000 #122300 #002323 #120023
split-complementary
#230000 #002312 #001223
monochromatic
#1F0000 #1F0000 #230000 #600000 #9D0000
Accessibility & contrast
On white
19.60
#230000 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.07
#230000 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #230000
19.60:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##230000 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##230000 | 1.00 | 19.60 | 1.07 | 19.60 |
| #FFFFFF | 19.60 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.07 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 19.60 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#080600
Deuteranopia (green-blind)
#120F00
Tritanopia (blue-blind)
#280000
Achromatopsia (no color)
#0C0C0C
Design tokens & code
CSS
--color: #230000; /* rgb */ color: rgb(35, 0, 0); /* oklch */ color: oklch(16.1% 0.066 29.2);
Tailwind
colors: {
custom: {
50: '#5e4647',
500: '#230000',
950: '#000000',
},
}SCSS
$custom: #230000; $custom-light: #5e4647; $custom-dark: #000000;
JSON
{
"hex": "#230000",
"rgb": {
"r": 35,
"g": 0,
"b": 0
},
"hsl": {
"h": 0,
"s": 100,
"l": 6.863
},
"oklch": {
"l": 0.16085,
"c": 0.06601,
"h": 29.2
},
"luminance": 0.00357
}Semantic roles & 50–950 ramp
primary
#230000
secondary
#136C6C
accent
#FFFF29
background
#F5F3F3
surface
#E9E5E5
border
#C5C1C1
text
#040000
muted
#797777