#A42823#A42823

#A42823 is a mid, vivid red. Relative luminance 0.095; OKLCH L 47.6% C 0.161 H 27.6°. Best body text is #FFFFFF at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#A42823
RGB	rgb(164, 40, 35)
HSL	hsl(2, 65%, 39%)
HSV	hsv(2, 79%, 64%)
CMYK	cmyk(0%, 75.6%, 78.7%, 35.7%)
CIE-LAB	lab(36.99, 49.79, 34.01)
CIE-LCH	lch(36.99, 60.30, 34.34°)
OKLab	oklab(47.6% 0.143 0.0747)
OKLCH	oklch(47.6% 0.161 27.6)
XYZ	xyz(16.3739, 9.5340, 2.5679)
Luminance	0.0953 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42823 #239FA4

analogous

#A4235F #A42823 #A46923

triadic

#A42823 #23A428 #2823A4

tetradic

#A42823 #5FA423 #239FA4 #6923A4

square

#A42823 #5FA423 #239FA4 #6923A4

split-complementary

#A42823 #23A469 #235FA4

monochromatic

#3F0F0D #721C18 #A42823 #D33731 #DE6864

Accessibility & contrast

On white

7.23

#A42823 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#A42823 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42823

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42823	#FFFFFF	#000000	##FFFFFF
##A42823	1.00	7.23	2.91	7.23
#FFFFFF	7.23	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4621

Deuteranopia (green-blind)

#6C611E

Tritanopia (blue-blind)

#B50028

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #a42823;
/* rgb */ color: rgb(164, 40, 35);
/* oklch */ color: oklch(47.6% 0.161 27.6);

Tailwind

colors: {
  custom: {
    50: '#c86c5f',
    500: '#a42823',
    950: '#000000',
  },
}

SCSS

$custom: #a42823;
$custom-light: #c86c5f;
$custom-dark: #000000;

JSON

{
  "hex": "#a42823",
  "rgb": {
    "r": 164,
    "g": 40,
    "b": 35
  },
  "hsl": {
    "h": 2.326,
    "s": 64.824,
    "l": 39.02
  },
  "oklch": {
    "l": 0.47601,
    "c": 0.16128,
    "h": 27.6
  },
  "luminance": 0.09531
}

Semantic roles & 50–950 ramp

primary

#A42823

secondary

#60BFC3

accent

#E1E840

background

#FDF6F5

surface

#FAECE9

border

#D3C7C5

text

#150704

muted

#837A79

Preview Lab

Preview with #A42823

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

Preview Lab → · Contrast checker → · Palette generator →