#423F0C#423F0C
#423F0C is a dark, moderate yellow. Relative luminance 0.047; OKLCH L 36.0% C 0.069 H 106.0°. Best body text is #FFFFFF at 10.78:1 contrast (WCAG AA passes).
Color values
| HEX | #423F0C |
|---|---|
| RGB | rgb(66, 63, 12) |
| HSL | hsl(57, 69%, 15%) |
| HSV | hsv(57, 82%, 26%) |
| CMYK | cmyk(0%, 4.5%, 81.8%, 74.1%) |
| CIE-LAB | lab(25.98, -5.73, 29.85) |
| CIE-LCH | lch(25.98, 30.39, 100.86°) |
| OKLab | oklab(35.99% -0.0189 0.0659) |
| OKLCH | oklch(35.99% 0.069 106) |
| XYZ | xyz(4.0908, 4.7400, 1.0472) |
| Luminance | 0.0474 (WCAG relative) |
| Temperature | warm |
| Family | yellow |
Closest named colors
Dark Olive
#373E02
ΔE00 4.07
Green Brown
#544E03
ΔE00 6.38
Dark Olive Green
#3C4D03
ΔE00 7.97
Mud Brown
#60460F
ΔE00 10.07
Olive Brown
#645403
ΔE00 10.15
Navy Green
#35530A
ΔE00 11.33
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#423F0C #0C0F42
analogous
#42240C #423F0C #2A420C
triadic
#423F0C #0C423F #3F0C42
tetradic
#423F0C #0C4224 #0C0F42 #420C2A
square
#423F0C #0C4224 #0C0F42 #420C2A
split-complementary
#423F0C #0C2A42 #240C42
monochromatic
#1A1905 #1A1905 #423F0C #767015 #AAA21F
Accessibility & contrast
On white
10.78
#423F0C on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.95
#423F0C on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #423F0C
10.78:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##423F0C | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##423F0C | 1.00 | 10.78 | 1.95 | 10.78 |
| #FFFFFF | 10.78 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.95 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.78 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#453C04
Deuteranopia (green-blind)
#463E10
Tritanopia (blue-blind)
#483A35
Achromatopsia (no color)
#3D3D3D
Design tokens & code
CSS
--color: #423f0c; /* rgb */ color: rgb(66, 63, 12); /* oklch */ color: oklch(36.0% 0.069 106.0);
Tailwind
colors: {
custom: {
50: '#79734f',
500: '#423f0c',
950: '#000000',
},
}SCSS
$custom: #423f0c; $custom-light: #79734f; $custom-dark: #000000;
JSON
{
"hex": "#423f0c",
"rgb": {
"r": 66,
"g": 63,
"b": 12
},
"hsl": {
"h": 56.667,
"s": 69.231,
"l": 15.294
},
"oklch": {
"l": 0.35994,
"c": 0.06859,
"h": 106
},
"luminance": 0.0474
}Semantic roles & 50–950 ramp
primary
#423F0C
secondary
#2C307E
accent
#46EC3C
background
#F7F6F4
surface
#EEECE7
border
#C9C7C3
text
#090802
muted
#7B7B78