#A03A2B#A03A2B

#A03A2B is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.0% C 0.139 H 30.9°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#A03A2B
RGB	rgb(160, 58, 43)
HSL	hsl(8, 58%, 40%)
HSV	hsv(8, 73%, 63%)
CMYK	cmyk(0%, 63.8%, 73.1%, 37.3%)
CIE-LAB	lab(39.03, 41.43, 31.41)
CIE-LCH	lch(39.03, 51.99, 37.17°)
OKLab	oklab(49.02% 0.1189 0.0713)
OKLCH	oklch(49.02% 0.139 30.9)
XYZ	xyz(16.4480, 10.6764, 3.4797)
Luminance	0.1067 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A03A2B #2B91A0

analogous

#A02B57 #A03A2B #A0742B

triadic

#A03A2B #2BA03A #3A2BA0

tetradic

#A03A2B #57A02B #2B91A0 #742BA0

square

#A03A2B #57A02B #2B91A0 #742BA0

split-complementary

#A03A2B #2BA074 #2B57A0

monochromatic

#401711 #70291E #A03A2B #CB4F3D #D87B6E

Accessibility & contrast

On white

6.70

#A03A2B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#A03A2B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A03A2B

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A03A2B	#FFFFFF	#000000	##FFFFFF
##A03A2B	1.00	6.70	3.13	6.70
#FFFFFF	6.70	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564E29

Deuteranopia (green-blind)

#6F6428

Tritanopia (blue-blind)

#B02137

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #a03a2b;
/* rgb */ color: rgb(160, 58, 43);
/* oklch */ color: oklch(49.0% 0.139 30.9);

Tailwind

colors: {
  custom: {
    50: '#c37565',
    500: '#a03a2b',
    950: '#000000',
  },
}

SCSS

$custom: #a03a2b;
$custom-light: #c37565;
$custom-dark: #000000;

JSON

{
  "hex": "#a03a2b",
  "rgb": {
    "r": 160,
    "g": 58,
    "b": 43
  },
  "hsl": {
    "h": 7.692,
    "s": 57.635,
    "l": 39.804
  },
  "oklch": {
    "l": 0.4902,
    "c": 0.13863,
    "h": 30.9
  },
  "luminance": 0.10674
}

Semantic roles & 50–950 ramp

primary

#A03A2B

secondary

#68B4BF

accent

#CDE147

background

#FCF7F6

surface

#F9EDEB

border

#D2C8C6

text

#140905

muted

#827B7A

Preview Lab

Preview with #A03A2B

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

Preview Lab → · Contrast checker → · Palette generator →