#A03F20#A03F20

#A03F20 is a mid, vivid red. Relative luminance 0.111; OKLCH L 49.6% C 0.136 H 37.7°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#A03F20
RGB	rgb(160, 63, 32)
HSL	hsl(15, 67%, 38%)
HSV	hsv(15, 80%, 63%)
CMYK	cmyk(0%, 60.6%, 80%, 37.3%)
CIE-LAB	lab(39.81, 38.58, 38.30)
CIE-LCH	lch(39.81, 54.36, 44.79°)
OKLab	oklab(49.57% 0.1079 0.0834)
OKLCH	oklch(49.57% 0.136 37.7)
XYZ	xyz(16.5372, 11.1352, 2.6447)
Luminance	0.1113 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A03F20 #2081A0

analogous

#A02041 #A03F20 #A07F20

triadic

#A03F20 #20A03F #3F20A0

tetradic

#A03F20 #41A020 #2081A0 #7F20A0

square

#A03F20 #41A020 #2081A0 #7F20A0

split-complementary

#A03F20 #20A07F #2041A0

monochromatic

#3A170C #6D2B16 #A03F20 #D3532A #DE7C5C

Accessibility & contrast

On white

6.51

#A03F20 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#A03F20 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A03F20

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A03F20	#FFFFFF	#000000	##FFFFFF
##A03F20	1.00	6.51	3.23	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A501C

Deuteranopia (green-blind)

#72661D

Tritanopia (blue-blind)

#B02839

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #a03f20;
/* rgb */ color: rgb(160, 63, 32);
/* oklch */ color: oklch(49.6% 0.136 37.7);

Tailwind

colors: {
  custom: {
    50: '#c4785e',
    500: '#a03f20',
    950: '#000000',
  },
}

SCSS

$custom: #a03f20;
$custom-light: #c4785e;
$custom-dark: #000000;

JSON

{
  "hex": "#a03f20",
  "rgb": {
    "r": 160,
    "g": 63,
    "b": 32
  },
  "hsl": {
    "h": 14.531,
    "s": 66.667,
    "l": 37.647
  },
  "oklch": {
    "l": 0.49568,
    "c": 0.13641,
    "h": 37.7
  },
  "luminance": 0.11133
}

Semantic roles & 50–950 ramp

primary

#A03F20

secondary

#59A9C3

accent

#C0EA3E

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140904

muted

#837B79

Preview Lab

Preview with #A03F20

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

Preview Lab → · Contrast checker → · Palette generator →