#A23028#A23028

#A23028 is a mid, vivid red. Relative luminance 0.099; OKLCH L 48.1% C 0.151 H 28.2°. Best body text is #FFFFFF at 7.02:1 contrast (WCAG AA passes).

Color values

HEX	#A23028
RGB	rgb(162, 48, 40)
HSL	hsl(4, 60%, 40%)
HSV	hsv(4, 75%, 64%)
CMYK	cmyk(0%, 70.4%, 75.3%, 36.5%)
CIE-LAB	lab(37.75, 46.33, 31.82)
CIE-LCH	lch(37.75, 56.21, 34.48°)
OKLab	oklab(48.12% 0.1334 0.0714)
OKLCH	oklch(48.12% 0.151 28.2)
XYZ	xyz(16.3421, 9.9509, 3.0673)
Luminance	0.0995 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A23028 #289AA2

analogous

#A2285D #A23028 #A26D28

triadic

#A23028 #28A230 #3028A2

tetradic

#A23028 #5DA228 #289AA2 #6D28A2

square

#A23028 #5DA228 #289AA2 #6D28A2

split-complementary

#A23028 #28A26D #285DA2

monochromatic

#401310 #71211C #A23028 #CE4339 #DA726A

Accessibility & contrast

On white

7.02

#A23028 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#A23028 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A23028

7.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A23028	#FFFFFF	#000000	##FFFFFF
##A23028	1.00	7.02	2.99	7.02
#FFFFFF	7.02	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514926

Deuteranopia (green-blind)

#6D6224

Tritanopia (blue-blind)

#B2082F

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a23028;
/* rgb */ color: rgb(162, 48, 40);
/* oklch */ color: oklch(48.1% 0.151 28.2);

Tailwind

colors: {
  custom: {
    50: '#c57062',
    500: '#a23028',
    950: '#000000',
  },
}

SCSS

$custom: #a23028;
$custom-light: #c57062;
$custom-dark: #000000;

JSON

{
  "hex": "#a23028",
  "rgb": {
    "r": 162,
    "g": 48,
    "b": 40
  },
  "hsl": {
    "h": 3.934,
    "s": 60.396,
    "l": 39.608
  },
  "oklch": {
    "l": 0.48118,
    "c": 0.15129,
    "h": 28.2
  },
  "luminance": 0.09948
}

Semantic roles & 50–950 ramp

primary

#A23028

secondary

#65BBC1

accent

#D9E444

background

#FDF7F5

surface

#FAEDEA

border

#D3C8C6

text

#140805

muted

#837B79

Preview Lab

Preview with #A23028

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

Preview Lab → · Contrast checker → · Palette generator →