#B45F33#B45F33
#B45F33 is a mid, vivid orange. Relative luminance 0.181; OKLCH L 57.8% C 0.124 H 46.3°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).
Color values
| HEX | #B45F33 |
|---|---|
| RGB | rgb(180, 95, 51) |
| HSL | hsl(20, 56%, 45%) |
| HSV | hsv(20, 72%, 71%) |
| CMYK | cmyk(0%, 47.2%, 71.7%, 29.4%) |
| CIE-LAB | lab(49.65, 30.90, 39.75) |
| CIE-LCH | lch(49.65, 50.34, 52.14°) |
| OKLab | oklab(57.75% 0.086 0.0899) |
| OKLCH | oklch(57.75% 0.124 46.3) |
| XYZ | xyz(23.5142, 18.1294, 5.3924) |
| Luminance | 0.1813 (WCAG relative) |
| Temperature | warm |
| Family | orange |
Closest named colors
Copper (survey)
#B66325
ΔE00 4.49
Sienna (survey)
#A9561E
ΔE00 4.71
Adobe
#BD6C48
ΔE00 4.95
Earth
#A2653E
ΔE00 5.00
Terra Cotta
#C9643B
ΔE00 5.13
Rust Orange
#C45508
ΔE00 5.68
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B45F33 #3388B4
analogous
#B43348 #B45F33 #B49F33
triadic
#B45F33 #33B45F #5F33B4
tetradic
#B45F33 #48B433 #3388B4 #9F33B4
square
#B45F33 #48B433 #3388B4 #9F33B4
split-complementary
#B45F33 #33B49F #3348B4
monochromatic
#552D18 #844625 #B45F33 #CF7F55 #DCA385
Accessibility & contrast
On white
4.54
#B45F33 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.63
#B45F33 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #B45F33
4.63:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B45F33 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##B45F33 | 1.00 | 4.54 | 4.63 | 4.63 |
| #FFFFFF | 4.54 | 1.00 | 21.00 | 21.00 |
| #000000 | 4.63 | 21.00 | 1.00 | 1.00 |
| ##000000 | 4.63 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#776A2E
Deuteranopia (green-blind)
#8B7D32
Tritanopia (blue-blind)
#C54E55
Achromatopsia (no color)
#767676
Design tokens & code
CSS
--color: #b45f33; /* rgb */ color: rgb(180, 95, 51); /* oklch */ color: oklch(57.8% 0.124 46.3);
Tailwind
colors: {
custom: {
50: '#d08d6d',
500: '#b45f33',
950: '#000000',
},
}SCSS
$custom: #b45f33; $custom-light: #d08d6d; $custom-dark: #000000;
JSON
{
"hex": "#b45f33",
"rgb": {
"r": 180,
"g": 95,
"b": 51
},
"hsl": {
"h": 20.465,
"s": 55.844,
"l": 45.294
},
"oklch": {
"l": 0.57751,
"c": 0.12439,
"h": 46.3
},
"luminance": 0.18127
}Semantic roles & 50–950 ramp
primary
#B45F33
secondary
#7DADC6
accent
#ACDF49
background
#FDF8F6
surface
#FBF0EB
border
#D4CBC6
text
#150C07
muted
#837D7A