#AC3F2F#AC3F2F
#AC3F2F is a mid, vivid red. Relative luminance 0.125; OKLCH L 51.7% C 0.146 H 30.9°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).
Color values
| HEX | #AC3F2F |
|---|---|
| RGB | rgb(172, 63, 47) |
| HSL | hsl(8, 57%, 43%) |
| HSV | hsv(8, 73%, 67%) |
| CMYK | cmyk(0%, 63.4%, 72.7%, 32.5%) |
| CIE-LAB | lab(42.05, 43.69, 33.10) |
| CIE-LCH | lch(42.05, 54.81, 37.15°) |
| OKLab | oklab(51.71% 0.1254 0.0751) |
| OKLCH | oklch(51.71% 0.146 30.9) |
| XYZ | xyz(19.3059, 12.5336, 4.0914) |
| Luminance | 0.1253 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Brick
#A03623
ΔE00 3.59
Brownish Red
#9E3623
ΔE00 3.89
Firebrick
#B22222
ΔE00 4.70
Brown
#A52A2A
ΔE00 5.28
Dull Red
#BB3F3F
ΔE00 5.46
Rusty Red
#AF2F0D
ΔE00 6.00
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#AC3F2F #2F9CAC
analogous
#AC2F5D #AC3F2F #AC7D2F
triadic
#AC3F2F #2FAC3F #3F2FAC
tetradic
#AC3F2F #5DAC2F #2F9CAC #7D2FAC
square
#AC3F2F #5DAC2F #2F9CAC #7D2FAC
split-complementary
#AC3F2F #2FAC7D #2F5DAC
monochromatic
#4C1C15 #7C2D22 #AC3F2F #CE5B4B #DB877B
Accessibility & contrast
On white
5.99
#AC3F2F on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.51
#AC3F2F on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #AC3F2F
5.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##AC3F2F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##AC3F2F | 1.00 | 5.99 | 3.51 | 5.99 |
| #FFFFFF | 5.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.51 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5D542D
Deuteranopia (green-blind)
#786C2C
Tritanopia (blue-blind)
#BD253C
Achromatopsia (no color)
#636363
Design tokens & code
CSS
--color: #ac3f2f; /* rgb */ color: rgb(172, 63, 47); /* oklch */ color: oklch(51.7% 0.146 30.9);
Tailwind
colors: {
custom: {
50: '#cc7968',
500: '#ac3f2f',
950: '#000000',
},
}SCSS
$custom: #ac3f2f; $custom-light: #cc7968; $custom-dark: #000000;
JSON
{
"hex": "#ac3f2f",
"rgb": {
"r": 172,
"g": 63,
"b": 47
},
"hsl": {
"h": 7.68,
"s": 57.078,
"l": 42.941
},
"oklch": {
"l": 0.51711,
"c": 0.14619,
"h": 30.9
},
"luminance": 0.12531
}Semantic roles & 50–950 ramp
primary
#AC3F2F
secondary
#74B9C3
accent
#CDE047
background
#FDF7F6
surface
#FAEEEB
border
#D3C9C6
text
#150906
muted
#837B7A