#A8583B#A8583B
#A8583B is a mid, moderate orange. Relative luminance 0.156; OKLCH L 55.0% C 0.113 H 40.3°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).
Color values
| HEX | #A8583B |
|---|---|
| RGB | rgb(168, 88, 59) |
| HSL | hsl(16, 48%, 45%) |
| HSV | hsv(16, 65%, 66%) |
| CMYK | cmyk(0%, 47.6%, 64.9%, 34.1%) |
| CIE-LAB | lab(46.48, 30.22, 31.29) |
| CIE-LCH | lch(46.48, 43.50, 45.99°) |
| OKLab | oklab(54.99% 0.0864 0.0733) |
| OKLCH | oklch(54.99% 0.113 40.3) |
| XYZ | xyz(20.4293, 15.6223, 6.0764) |
| Luminance | 0.1562 (WCAG relative) |
| Temperature | warm |
| Family | orange |
Closest named colors
Sienna
#A0522D
ΔE00 3.65
Earth
#A2653E
ΔE00 6.40
Clay
#B66A50
ΔE00 6.50
Sienna (survey)
#A9561E
ΔE00 6.96
Rust
#B7410E
ΔE00 7.60
Burnt Sienna
#B04E0F
ΔE00 7.65
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#A8583B #3B8BA8
analogous
#A83B55 #A8583B #A88F3B
triadic
#A8583B #3BA858 #583BA8
tetradic
#A8583B #55A83B #3B8BA8 #8F3BA8
square
#A8583B #55A83B #3B8BA8 #8F3BA8
split-complementary
#A8583B #3BA88F #3B55A8
monochromatic
#4D291B #7B402B #A8583B #C5775B #D59D88
Accessibility & contrast
On white
5.09
#A8583B on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.12
#A8583B on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #A8583B
5.09:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##A8583B | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##A8583B | 1.00 | 5.09 | 4.12 | 5.09 |
| #FFFFFF | 5.09 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.12 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.09 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#6D6338
Deuteranopia (green-blind)
#81753A
Tritanopia (blue-blind)
#B74951
Achromatopsia (no color)
#6E6E6E
Design tokens & code
CSS
--color: #a8583b; /* rgb */ color: rgb(168, 88, 59); /* oklch */ color: oklch(55.0% 0.113 40.3);
Tailwind
colors: {
custom: {
50: '#c78872',
500: '#a8583b',
950: '#000000',
},
}SCSS
$custom: #a8583b; $custom-light: #c78872; $custom-dark: #000000;
JSON
{
"hex": "#a8583b",
"rgb": {
"r": 168,
"g": 88,
"b": 59
},
"hsl": {
"h": 15.963,
"s": 48.018,
"l": 44.51
},
"oklch": {
"l": 0.54993,
"c": 0.11333,
"h": 40.3
},
"luminance": 0.1562
}Semantic roles & 50–950 ramp
primary
#A8583B
secondary
#7FAEC0
accent
#B4D850
background
#FCF8F6
surface
#F9F0EC
border
#D2CBC7
text
#140B08
muted
#827C7B