#17210B#17210B
#17210B is a very dark, muted yellow-green. Relative luminance 0.013; OKLCH L 23.2% C 0.041 H 129.3°. Best body text is #FFFFFF at 16.68:1 contrast (WCAG AA passes).
Color values
| HEX | #17210B |
|---|---|
| RGB | rgb(23, 33, 11) |
| HSL | hsl(87, 50%, 9%) |
| HSV | hsv(87, 67%, 13%) |
| CMYK | cmyk(30.3%, 0%, 66.7%, 87.1%) |
| CIE-LAB | lab(11.23, -9.40, 11.99) |
| CIE-LCH | lch(11.23, 15.23, 128.08°) |
| OKLab | oklab(23.15% -0.0261 0.0319) |
| OKLCH | oklch(23.15% 0.041 129.3) |
| XYZ | xyz(0.9576, 1.2940, 0.5159) |
| Luminance | 0.0129 (WCAG relative) |
| Temperature | warm |
| Family | yellow-green |
Closest named colors
Very Dark Green
#062E03
ΔE00 9.52
Dark Forest Green
#002D04
ΔE00 9.88
Dark Green
#033500
ΔE00 11.85
Almost Black
#070D0D
ΔE00 12.95
Dark Olive
#373E02
ΔE00 13.74
Charcoal (survey)
#343837
ΔE00 13.82
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#17210B #150B21
analogous
#21200B #17210B #0C210B
triadic
#17210B #0B1721 #210B17
tetradic
#17210B #0B2120 #150B21 #210B0C
square
#17210B #0B2120 #150B21 #210B0C
split-complementary
#17210B #0B0C21 #200B21
monochromatic
#101708 #101708 #17210B #374F1A #577D2A
Accessibility & contrast
On white
16.68
#17210B on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.26
#17210B on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #17210B
16.68:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##17210B | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##17210B | 1.00 | 16.68 | 1.26 | 16.68 |
| #FFFFFF | 16.68 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.26 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 16.68 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#231E09
Deuteranopia (green-blind)
#211E0C
Tritanopia (blue-blind)
#181F1C
Achromatopsia (no color)
#1E1E1E
Design tokens & code
CSS
--color: #17210b; /* rgb */ color: rgb(23, 33, 11); /* oklch */ color: oklch(23.2% 0.041 129.3);
Tailwind
colors: {
custom: {
50: '#545c4b',
500: '#17210b',
950: '#000000',
},
}SCSS
$custom: #17210b; $custom-light: #545c4b; $custom-dark: #000000;
JSON
{
"hex": "#17210b",
"rgb": {
"r": 23,
"g": 33,
"b": 11
},
"hsl": {
"h": 87.273,
"s": 50,
"l": 8.627
},
"oklch": {
"l": 0.23153,
"c": 0.04126,
"h": 129.3
},
"luminance": 0.01294
}Semantic roles & 50–950 ramp
primary
#17210B
secondary
#422C5C
accent
#4EDA8E
background
#F4F5F4
surface
#E7E9E7
border
#C3C5C3
text
#020401
muted
#787977