#1F2F03#1F2F03
#1F2F03 is a dark, moderate yellow-green. Relative luminance 0.023; OKLCH L 28.1% C 0.069 H 127.9°. Best body text is #FFFFFF at 14.32:1 contrast (WCAG AA passes).
Color values
| HEX | #1F2F03 |
|---|---|
| RGB | rgb(31, 47, 3) |
| HSL | hsl(82, 88%, 10%) |
| HSV | hsv(82, 94%, 18%) |
| CMYK | cmyk(34%, 0%, 93.6%, 81.6%) |
| CIE-LAB | lab(17.14, -14.74, 23.08) |
| CIE-LCH | lch(17.14, 27.39, 122.56°) |
| OKLab | oklab(28.07% -0.0425 0.0546) |
| OKLCH | oklch(28.07% 0.069 127.9) |
| XYZ | xyz(1.5980, 2.3309, 0.4518) |
| Luminance | 0.0233 (WCAG relative) |
| Temperature | warm |
| Family | yellow-green |
Closest named colors
Very Dark Green
#062E03
ΔE00 5.86
Dark Green
#033500
ΔE00 6.73
Dark Forest Green
#002D04
ΔE00 6.92
Dark Olive
#373E02
ΔE00 7.61
Hunter Green (survey)
#0B4008
ΔE00 8.17
Forrest Green
#154406
ΔE00 8.59
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1F2F03 #13032F
analogous
#2F2903 #1F2F03 #092F03
triadic
#1F2F03 #031F2F #2F031F
tetradic
#1F2F03 #032F29 #13032F #2F0309
square
#1F2F03 #032F29 #13032F #2F0309
split-complementary
#1F2F03 #03092F #29032F
monochromatic
#131D02 #131D02 #1F2F03 #456907 #6BA20A
Accessibility & contrast
On white
14.32
#1F2F03 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.47
#1F2F03 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1F2F03
14.32:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1F2F03 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1F2F03 | 1.00 | 14.32 | 1.47 | 14.32 |
| #FFFFFF | 14.32 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.47 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 14.32 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#322B00
Deuteranopia (green-blind)
#302A06
Tritanopia (blue-blind)
#212C27
Achromatopsia (no color)
#2A2A2A
Design tokens & code
CSS
--color: #1f2f03; /* rgb */ color: rgb(31, 47, 3); /* oklch */ color: oklch(28.1% 0.069 127.9);
Tailwind
colors: {
custom: {
50: '#5c6748',
500: '#1f2f03',
950: '#000000',
},
}SCSS
$custom: #1f2f03; $custom-light: #5c6748; $custom-dark: #000000;
JSON
{
"hex": "#1f2f03",
"rgb": {
"r": 31,
"g": 47,
"b": 3
},
"hsl": {
"h": 81.818,
"s": 88,
"l": 9.804
},
"oklch": {
"l": 0.28069,
"c": 0.06921,
"h": 127.9
},
"luminance": 0.02331
}Semantic roles & 50–950 ramp
primary
#1F2F03
secondary
#3B1B73
accent
#2AFE77
background
#F5F6F4
surface
#E9EBE6
border
#C5C6C2
text
#040600
muted
#797A77