#B75A2A#B75A2A
#B75A2A is a mid, vivid orange. Relative luminance 0.175; OKLCH L 57.3% C 0.135 H 45.5°. Best body text is #FFFFFF at 4.66:1 contrast (WCAG AA passes).
Color values
| HEX | #B75A2A |
|---|---|
| RGB | rgb(183, 90, 42) |
| HSL | hsl(20, 63%, 44%) |
| HSV | hsv(20, 77%, 72%) |
| CMYK | cmyk(0%, 50.8%, 77%, 28.2%) |
| CIE-LAB | lab(48.95, 34.35, 43.69) |
| CIE-LCH | lch(48.95, 55.57, 51.82°) |
| OKLab | oklab(57.27% 0.0947 0.0962) |
| OKLCH | oklch(57.27% 0.135 45.5) |
| XYZ | xyz(23.6048, 17.5497, 4.3344) |
| Luminance | 0.1755 (WCAG relative) |
| Temperature | warm |
| Family | orange |
Closest named colors
Sienna (survey)
#A9561E
ΔE00 4.17
Rust Orange
#C45508
ΔE00 4.41
Burnt Sienna
#B04E0F
ΔE00 4.42
Burnt Orange
#C04E01
ΔE00 4.48
Brick Orange
#C14A09
ΔE00 4.51
Burnt Siena
#B75203
ΔE00 4.66
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B75A2A #2A87B7
analogous
#B72A40 #B75A2A #B7A12A
triadic
#B75A2A #2AB75A #5A2AB7
tetradic
#B75A2A #40B72A #2A87B7 #A12AB7
square
#B75A2A #40B72A #2A87B7 #A12AB7
split-complementary
#B75A2A #2AB7A1 #2A40B7
monochromatic
#532913 #85421F #B75A2A #D57949 #E19D7B
Accessibility & contrast
On white
4.66
#B75A2A on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.51
#B75A2A on #000000
AA ✓AA large ✓AAA ✗
Best text color
#FFFFFF on #B75A2A
4.66:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B75A2A | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##B75A2A | 1.00 | 4.66 | 4.51 | 4.66 |
| #FFFFFF | 4.66 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.51 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.66 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#746724
Deuteranopia (green-blind)
#8B7C28
Tritanopia (blue-blind)
#C94650
Achromatopsia (no color)
#747474
Design tokens & code
CSS
--color: #b75a2a; /* rgb */ color: rgb(183, 90, 42); /* oklch */ color: oklch(57.3% 0.135 45.5);
Tailwind
colors: {
custom: {
50: '#d38a66',
500: '#b75a2a',
950: '#000000',
},
}SCSS
$custom: #b75a2a; $custom-light: #d38a66; $custom-dark: #000000;
JSON
{
"hex": "#b75a2a",
"rgb": {
"r": 183,
"g": 90,
"b": 42
},
"hsl": {
"h": 20.426,
"s": 62.667,
"l": 44.118
},
"oklch": {
"l": 0.57272,
"c": 0.13494,
"h": 45.5
},
"luminance": 0.17547
}Semantic roles & 50–950 ramp
primary
#B75A2A
secondary
#74ACC9
accent
#AEE642
background
#FDF8F6
surface
#FBF0EB
border
#D4CBC6
text
#150C06
muted
#837D7A