#A64C27#A64C27
#A64C27 is a mid, vivid orange. Relative luminance 0.134; OKLCH L 52.5% C 0.129 H 41.6°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).
Color values
| HEX | #A64C27 |
|---|---|
| RGB | rgb(166, 76, 39) |
| HSL | hsl(17, 62%, 40%) |
| HSV | hsv(17, 77%, 65%) |
| CMYK | cmyk(0%, 54.2%, 76.5%, 34.9%) |
| CIE-LAB | lab(43.40, 34.68, 38.65) |
| CIE-LCH | lch(43.40, 51.93, 48.11°) |
| OKLab | oklab(52.51% 0.0967 0.0857) |
| OKLCH | oklch(52.51% 0.129 41.6) |
| XYZ | xyz(18.6784, 13.4247, 3.5267) |
| Luminance | 0.1342 (WCAG relative) |
| Temperature | warm |
| Family | orange |
Closest named colors
Sienna
#A0522D
ΔE00 2.32
Burnt Umber
#A0450E
ΔE00 4.41
Rust (survey)
#A83C09
ΔE00 4.43
Rust
#B7410E
ΔE00 4.54
Burnt Sienna
#B04E0F
ΔE00 5.25
Russet
#A13905
ΔE00 5.35
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#A64C27 #2781A6
analogous
#A62742 #A64C27 #A68B27
triadic
#A64C27 #27A64C #4C27A6
tetradic
#A64C27 #42A627 #2781A6 #8B27A6
square
#A64C27 #42A627 #2781A6 #8B27A6
split-complementary
#A64C27 #27A68B #2742A6
monochromatic
#431F10 #74351B #A64C27 #D1663A #DC8C6B
Accessibility & contrast
On white
5.70
#A64C27 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.68
#A64C27 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #A64C27
5.70:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##A64C27 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##A64C27 | 1.00 | 5.70 | 3.68 | 5.70 |
| #FFFFFF | 5.70 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.68 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.70 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#655A22
Deuteranopia (green-blind)
#7B6E25
Tritanopia (blue-blind)
#B63944
Achromatopsia (no color)
#666666
Design tokens & code
CSS
--color: #a64c27; /* rgb */ color: rgb(166, 76, 39); /* oklch */ color: oklch(52.5% 0.129 41.6);
Tailwind
colors: {
custom: {
50: '#c78063',
500: '#a64c27',
950: '#000000',
},
}SCSS
$custom: #a64c27; $custom-light: #c78063; $custom-dark: #000000;
JSON
{
"hex": "#a64c27",
"rgb": {
"r": 166,
"g": 76,
"b": 39
},
"hsl": {
"h": 17.48,
"s": 61.951,
"l": 40.196
},
"oklch": {
"l": 0.52507,
"c": 0.12915,
"h": 41.6
},
"luminance": 0.13422
}Semantic roles & 50–950 ramp
primary
#A64C27
secondary
#66A8C3
accent
#B6E543
background
#FDF7F6
surface
#FAEEEB
border
#D3C9C6
text
#140A05
muted
#837C7A