#AC402E#AC402E

#AC402E is a mid, vivid red. Relative luminance 0.126; OKLCH L 51.8% C 0.145 H 31.8°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#AC402E
RGB	rgb(172, 64, 46)
HSL	hsl(9, 58%, 43%)
HSV	hsv(9, 73%, 67%)
CMYK	cmyk(0%, 62.8%, 73.3%, 32.5%)
CIE-LAB	lab(42.21, 43.18, 33.85)
CIE-LCH	lch(42.21, 54.87, 38.09°)
OKLab	oklab(51.83% 0.1236 0.0766)
OKLCH	oklch(51.83% 0.145 31.8)
XYZ	xyz(19.3418, 12.6374, 4.0050)
Luminance	0.1263 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC402E #2E9AAC

analogous

#AC2E5B #AC402E #AC7F2E

triadic

#AC402E #2EAC40 #402EAC

tetradic

#AC402E #5BAC2E #2E9AAC #7F2EAC

square

#AC402E #5BAC2E #2E9AAC #7F2EAC

split-complementary

#AC402E #2EAC7F #2E5BAC

monochromatic

#4B1C14 #7C2E21 #AC402E #CE5C49 #DB8779

Accessibility & contrast

On white

5.95

#AC402E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#AC402E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC402E

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC402E	#FFFFFF	#000000	##FFFFFF
##AC402E	1.00	5.95	3.53	5.95
#FFFFFF	5.95	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E552C

Deuteranopia (green-blind)

#786C2B

Tritanopia (blue-blind)

#BD263C

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #ac402e;
/* rgb */ color: rgb(172, 64, 46);
/* oklch */ color: oklch(51.8% 0.145 31.8);

Tailwind

colors: {
  custom: {
    50: '#cc7a67',
    500: '#ac402e',
    950: '#000000',
  },
}

SCSS

$custom: #ac402e;
$custom-light: #cc7a67;
$custom-dark: #000000;

JSON

{
  "hex": "#ac402e",
  "rgb": {
    "r": 172,
    "g": 64,
    "b": 46
  },
  "hsl": {
    "h": 8.571,
    "s": 57.798,
    "l": 42.745
  },
  "oklch": {
    "l": 0.51827,
    "c": 0.1454,
    "h": 31.8
  },
  "luminance": 0.12635
}

Semantic roles & 50–950 ramp

primary

#AC402E

secondary

#72B8C3

accent

#CBE147

background

#FDF7F6

surface

#FAEEEB

border

#D3C9C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #AC402E

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →