#A42939#A42939

#A42939 is a mid, vivid red. Relative luminance 0.098; OKLCH L 48.0% C 0.158 H 18.6°. Best body text is #FFFFFF at 7.11:1 contrast (WCAG AA passes).

Color values

HEX	#A42939
RGB	rgb(164, 41, 57)
HSL	hsl(352, 60%, 40%)
HSV	hsv(352, 75%, 64%)
CMYK	cmyk(0%, 75%, 65.2%, 35.7%)
CIE-LAB	lab(37.44, 50.51, 21.14)
CIE-LCH	lch(37.44, 54.75, 22.71°)
OKLab	oklab(48.04% 0.15 0.0505)
OKLCH	oklch(48.04% 0.158 18.6)
XYZ	xyz(16.8431, 9.7763, 4.8702)
Luminance	0.0977 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42939 #29A494

analogous

#A42977 #A42939 #A45629

triadic

#A42939 #39A429 #2939A4

tetradic

#A42939 #77A429 #29A494 #5629A4

square

#A42939 #77A429 #29A494 #5629A4

split-complementary

#A42939 #29A456 #2977A4

monochromatic

#421117 #731D28 #A42939 #CE3C4F #DA6D7B

Accessibility & contrast

On white

7.11

#A42939 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#A42939 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42939

7.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42939	#FFFFFF	#000000	##FFFFFF
##A42939	1.00	7.11	2.95	7.11
#FFFFFF	7.11	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C4839

Deuteranopia (green-blind)

#6B6135

Tritanopia (blue-blind)

#B40030

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a42939;
/* rgb */ color: rgb(164, 41, 57);
/* oklch */ color: oklch(48.0% 0.158 18.6);

Tailwind

colors: {
  custom: {
    50: '#c66d6f',
    500: '#a42939',
    950: '#000000',
  },
}

SCSS

$custom: #a42939;
$custom-light: #c66d6f;
$custom-dark: #000000;

JSON

{
  "hex": "#a42939",
  "rgb": {
    "r": 164,
    "g": 41,
    "b": 57
  },
  "hsl": {
    "h": 352.195,
    "s": 60,
    "l": 40.196
  },
  "oklch": {
    "l": 0.48035,
    "c": 0.15832,
    "h": 18.6
  },
  "luminance": 0.09774
}

Semantic roles & 50–950 ramp

primary

#A42939

secondary

#68C1B6

accent

#E3CF45

background

#FDF6F6

surface

#FAECEC

border

#D3C7C7

text

#140807

muted

#837B7A

Preview Lab

Preview with #A42939

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

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