#A03A24#A03A24

#A03A24 is a mid, vivid red. Relative luminance 0.106; OKLCH L 48.9% C 0.140 H 33.8°. Best body text is #FFFFFF at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#A03A24
RGB	rgb(160, 58, 36)
HSL	hsl(11, 63%, 38%)
HSV	hsv(11, 78%, 63%)
CMYK	cmyk(0%, 63.8%, 77.5%, 37.3%)
CIE-LAB	lab(38.95, 41.12, 35.28)
CIE-LCH	lch(38.95, 54.18, 40.64°)
OKLab	oklab(48.93% 0.1165 0.078)
OKLCH	oklch(48.93% 0.14 33.8)
XYZ	xyz(16.3305, 10.6294, 2.8605)
Luminance	0.1063 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A03A24 #248AA0

analogous

#A0244C #A03A24 #A07824

triadic

#A03A24 #24A03A #3A24A0

tetradic

#A03A24 #4CA024 #248AA0 #7824A0

square

#A03A24 #4CA024 #248AA0 #7824A0

split-complementary

#A03A24 #24A078 #244CA0

monochromatic

#3C160E #6E2819 #A03A24 #D14D31 #DC7863

Accessibility & contrast

On white

6.72

#A03A24 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#A03A24 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A03A24

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A03A24	#FFFFFF	#000000	##FFFFFF
##A03A24	1.00	6.72	3.13	6.72
#FFFFFF	6.72	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574E21

Deuteranopia (green-blind)

#706420

Tritanopia (blue-blind)

#B02036

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #a03a24;
/* rgb */ color: rgb(160, 58, 36);
/* oklch */ color: oklch(48.9% 0.140 33.8);

Tailwind

colors: {
  custom: {
    50: '#c47560',
    500: '#a03a24',
    950: '#000000',
  },
}

SCSS

$custom: #a03a24;
$custom-light: #c47560;
$custom-dark: #000000;

JSON

{
  "hex": "#a03a24",
  "rgb": {
    "r": 160,
    "g": 58,
    "b": 36
  },
  "hsl": {
    "h": 10.645,
    "s": 63.265,
    "l": 38.431
  },
  "oklch": {
    "l": 0.48933,
    "c": 0.14021,
    "h": 33.8
  },
  "luminance": 0.10627
}

Semantic roles & 50–950 ramp

primary

#A03A24

secondary

#5FB0C1

accent

#C9E641

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140905

muted

#837B79

Preview Lab

Preview with #A03A24

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

Preview Lab → · Contrast checker → · Palette generator →