#A03B20#A03B20

#A03B20 is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.0% C 0.140 H 35.7°. Best body text is #FFFFFF at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#A03B20
RGB	rgb(160, 59, 32)
HSL	hsl(13, 67%, 38%)
HSV	hsv(13, 80%, 63%)
CMYK	cmyk(0%, 63.1%, 80%, 37.3%)
CIE-LAB	lab(39.08, 40.49, 37.58)
CIE-LCH	lch(39.08, 55.24, 42.86°)
OKLab	oklab(49.02% 0.1138 0.0818)
OKLCH	oklch(49.02% 0.14 35.7)
XYZ	xyz(16.3237, 10.7081, 2.5735)
Luminance	0.1071 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A03B20 #2085A0

analogous

#A02045 #A03B20 #A07B20

triadic

#A03B20 #20A03B #3B20A0

tetradic

#A03B20 #45A020 #2085A0 #7B20A0

square

#A03B20 #45A020 #2085A0 #7B20A0

split-complementary

#A03B20 #20A07B #2045A0

monochromatic

#3A150C #6D2816 #A03B20 #D34E2A #DE785C

Accessibility & contrast

On white

6.69

#A03B20 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#A03B20 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A03B20

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A03B20	#FFFFFF	#000000	##FFFFFF
##A03B20	1.00	6.69	3.14	6.69
#FFFFFF	6.69	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584E1C

Deuteranopia (green-blind)

#70641C

Tritanopia (blue-blind)

#B02136

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #a03b20;
/* rgb */ color: rgb(160, 59, 32);
/* oklch */ color: oklch(49.0% 0.140 35.7);

Tailwind

colors: {
  custom: {
    50: '#c4755d',
    500: '#a03b20',
    950: '#000000',
  },
}

SCSS

$custom: #a03b20;
$custom-light: #c4755d;
$custom-dark: #000000;

JSON

{
  "hex": "#a03b20",
  "rgb": {
    "r": 160,
    "g": 59,
    "b": 32
  },
  "hsl": {
    "h": 12.656,
    "s": 66.667,
    "l": 37.647
  },
  "oklch": {
    "l": 0.49022,
    "c": 0.14018,
    "h": 35.7
  },
  "luminance": 0.10706
}

Semantic roles & 50–950 ramp

primary

#A03B20

secondary

#59ACC3

accent

#C5EA3E

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140904

muted

#837B79

Preview Lab

Preview with #A03B20

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

Preview Lab → · Contrast checker → · Palette generator →