#B4552D#B4552D
#B4552D is a mid, vivid orange. Relative luminance 0.164; OKLCH L 56.1% C 0.135 H 42.1°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).
Color values
| HEX | #B4552D |
|---|---|
| RGB | rgb(180, 85, 45) |
| HSL | hsl(18, 60%, 44%) |
| HSV | hsv(18, 75%, 71%) |
| CMYK | cmyk(0%, 52.8%, 75%, 29.4%) |
| CIE-LAB | lab(47.49, 35.87, 40.52) |
| CIE-LCH | lch(47.49, 54.12, 48.48°) |
| OKLab | oklab(56.08% 0.1001 0.0903) |
| OKLCH | oklch(56.08% 0.135 42.1) |
| XYZ | xyz(22.5467, 16.3926, 4.4589) |
| Luminance | 0.1639 (WCAG relative) |
| Temperature | warm |
| Family | orange |
Closest named colors
Sienna
#A0522D
ΔE00 4.46
Brick Orange
#C14A09
ΔE00 4.82
Burnt Sienna
#B04E0F
ΔE00 4.93
Rust
#B7410E
ΔE00 5.06
Sienna (survey)
#A9561E
ΔE00 5.18
Burnt Orange
#C04E01
ΔE00 5.68
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B4552D #2D8CB4
analogous
#B42D49 #B4552D #B4992D
triadic
#B4552D #2DB455 #552DB4
tetradic
#B4552D #49B42D #2D8CB4 #992DB4
square
#B4552D #49B42D #2D8CB4 #992DB4
split-complementary
#B4552D #2DB499 #2D49B4
monochromatic
#522715 #833E21 #B4552D #D2744C #DE9A7D
Accessibility & contrast
On white
4.91
#B4552D on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.28
#B4552D on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #B4552D
4.91:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B4552D | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##B4552D | 1.00 | 4.91 | 4.28 | 4.91 |
| #FFFFFF | 4.91 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.28 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.91 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#6F6428
Deuteranopia (green-blind)
#86792B
Tritanopia (blue-blind)
#C5414C
Achromatopsia (no color)
#717171
Design tokens & code
CSS
--color: #b4552d; /* rgb */ color: rgb(180, 85, 45); /* oklch */ color: oklch(56.1% 0.135 42.1);
Tailwind
colors: {
custom: {
50: '#d18768',
500: '#b4552d',
950: '#000000',
},
}SCSS
$custom: #b4552d; $custom-light: #d18768; $custom-dark: #000000;
JSON
{
"hex": "#b4552d",
"rgb": {
"r": 180,
"g": 85,
"b": 45
},
"hsl": {
"h": 17.778,
"s": 60,
"l": 44.118
},
"oklch": {
"l": 0.56076,
"c": 0.13478,
"h": 42.1
},
"luminance": 0.1639
}Semantic roles & 50–950 ramp
primary
#B4552D
secondary
#76AFC7
accent
#B4E345
background
#FDF8F6
surface
#FBF0EB
border
#D4CBC6
text
#150B06
muted
#837C7A