#A03028#A03028

#A03028 is a mid, vivid red. Relative luminance 0.097; OKLCH L 47.8% C 0.149 H 28.2°. Best body text is #FFFFFF at 7.12:1 contrast (WCAG AA passes).

Color values

HEX	#A03028
RGB	rgb(160, 48, 40)
HSL	hsl(4, 60%, 39%)
HSV	hsv(4, 75%, 63%)
CMYK	cmyk(0%, 70%, 75%, 37.3%)
CIE-LAB	lab(37.38, 45.65, 31.30)
CIE-LCH	lch(37.38, 55.35, 34.44°)
OKLab	oklab(47.77% 0.1315 0.0704)
OKLCH	oklch(47.77% 0.149 28.2)
XYZ	xyz(15.9389, 9.7431, 3.0484)
Luminance	0.0974 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A03028 #2898A0

analogous

#A0285C #A03028 #A06C28

triadic

#A03028 #28A030 #3028A0

tetradic

#A03028 #5CA028 #2898A0 #6C28A0

square

#A03028 #5CA028 #2898A0 #6C28A0

split-complementary

#A03028 #28A06C #285CA0

monochromatic

#3E1310 #6F211C #A03028 #CD4238 #D97069

Accessibility & contrast

On white

7.12

#A03028 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#A03028 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A03028

7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A03028	#FFFFFF	#000000	##FFFFFF
##A03028	1.00	7.12	2.95	7.12
#FFFFFF	7.12	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504826

Deuteranopia (green-blind)

#6C6124

Tritanopia (blue-blind)

#B00A2F

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a03028;
/* rgb */ color: rgb(160, 48, 40);
/* oklch */ color: oklch(47.8% 0.149 28.2);

Tailwind

colors: {
  custom: {
    50: '#c46f62',
    500: '#a03028',
    950: '#000000',
  },
}

SCSS

$custom: #a03028;
$custom-light: #c46f62;
$custom-dark: #000000;

JSON

{
  "hex": "#a03028",
  "rgb": {
    "r": 160,
    "g": 48,
    "b": 40
  },
  "hsl": {
    "h": 4,
    "s": 60,
    "l": 39.216
  },
  "oklch": {
    "l": 0.47767,
    "c": 0.14914,
    "h": 28.2
  },
  "luminance": 0.09741
}

Semantic roles & 50–950 ramp

primary

#A03028

secondary

#64BAC0

accent

#D9E345

background

#FDF7F5

surface

#FAEDEA

border

#D3C8C6

text

#140805

muted

#837B79

Preview Lab

Preview with #A03028

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

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