#423E0B#423E0B
#423E0B is a dark, moderate yellow. Relative luminance 0.046; OKLCH L 35.7% C 0.068 H 104.8°. Best body text is #FFFFFF at 10.91:1 contrast (WCAG AA passes).
Color values
| HEX | #423E0B |
|---|---|
| RGB | rgb(66, 62, 11) |
| HSL | hsl(56, 71%, 15%) |
| HSV | hsv(56, 83%, 26%) |
| CMYK | cmyk(0%, 6.1%, 83.3%, 74.1%) |
| CIE-LAB | lab(25.65, -5.16, 29.96) |
| CIE-LCH | lch(25.65, 30.40, 99.78°) |
| OKLab | oklab(35.73% -0.0174 0.066) |
| OKLCH | oklch(35.73% 0.068 104.8) |
| XYZ | xyz(4.0300, 4.6278, 0.9975) |
| Luminance | 0.0463 (WCAG relative) |
| Temperature | warm |
| Family | yellow |
Closest named colors
Dark Olive
#373E02
ΔE00 4.43
Green Brown
#544E03
ΔE00 6.52
Dark Olive Green
#3C4D03
ΔE00 8.45
Mud Brown
#60460F
ΔE00 9.77
Olive Brown
#645403
ΔE00 10.15
Navy Green
#35530A
ΔE00 11.83
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#423E0B #0B0F42
analogous
#42220B #423E0B #2B420B
triadic
#423E0B #0B423E #3E0B42
tetradic
#423E0B #0B4222 #0B0F42 #420B2B
square
#423E0B #0B4222 #0B0F42 #420B2B
split-complementary
#423E0B #0B2B42 #220B42
monochromatic
#1A1904 #1A1904 #423E0B #766F14 #ABA11C
Accessibility & contrast
On white
10.91
#423E0B on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.93
#423E0B on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #423E0B
10.91:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##423E0B | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##423E0B | 1.00 | 10.91 | 1.93 | 10.91 |
| #FFFFFF | 10.91 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.93 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.91 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#443B03
Deuteranopia (green-blind)
#463E0F
Tritanopia (blue-blind)
#483934
Achromatopsia (no color)
#3D3D3D
Design tokens & code
CSS
--color: #423e0b; /* rgb */ color: rgb(66, 62, 11); /* oklch */ color: oklch(35.7% 0.068 104.8);
Tailwind
colors: {
custom: {
50: '#79734e',
500: '#423e0b',
950: '#000000',
},
}SCSS
$custom: #423e0b; $custom-light: #79734e; $custom-dark: #000000;
JSON
{
"hex": "#423e0b",
"rgb": {
"r": 66,
"g": 62,
"b": 11
},
"hsl": {
"h": 55.636,
"s": 71.429,
"l": 15.098
},
"oklch": {
"l": 0.35726,
"c": 0.0682,
"h": 104.8
},
"luminance": 0.04628
}Semantic roles & 50–950 ramp
primary
#423E0B
secondary
#2A307F
accent
#47EE3A
background
#F7F6F4
surface
#EEECE7
border
#C9C7C3
text
#090802
muted
#7B7B78