#A42B38#A42B38

#A42B38 is a mid, vivid red. Relative luminance 0.099; OKLCH L 48.2% C 0.156 H 19.6°. Best body text is #FFFFFF at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#A42B38
RGB	rgb(164, 43, 56)
HSL	hsl(354, 58%, 41%)
HSV	hsv(354, 74%, 64%)
CMYK	cmyk(0%, 73.8%, 65.9%, 35.7%)
CIE-LAB	lab(37.68, 49.73, 22.07)
CIE-LCH	lch(37.68, 54.41, 23.93°)
OKLab	oklab(48.21% 0.1474 0.0525)
OKLCH	oklch(48.21% 0.156 19.6)
XYZ	xyz(16.8893, 9.9083, 4.7638)
Luminance	0.0991 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42B38 #2BA497

analogous

#A42B74 #A42B38 #A45B2B

triadic

#A42B38 #38A42B #2B38A4

tetradic

#A42B38 #74A42B #2BA497 #5B2BA4

square

#A42B38 #74A42B #2BA497 #5B2BA4

split-complementary

#A42B38 #2BA45B #2B74A4

monochromatic

#431217 #741E27 #A42B38 #CD3F4F #D9707B

Accessibility & contrast

On white

7.04

#A42B38 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#A42B38 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42B38

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42B38	#FFFFFF	#000000	##FFFFFF
##A42B38	1.00	7.04	2.98	7.04
#FFFFFF	7.04	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4838

Deuteranopia (green-blind)

#6B6234

Tritanopia (blue-blind)

#B40031

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a42b38;
/* rgb */ color: rgb(164, 43, 56);
/* oklch */ color: oklch(48.2% 0.156 19.6);

Tailwind

colors: {
  custom: {
    50: '#c66e6e',
    500: '#a42b38',
    950: '#000000',
  },
}

SCSS

$custom: #a42b38;
$custom-light: #c66e6e;
$custom-dark: #000000;

JSON

{
  "hex": "#a42b38",
  "rgb": {
    "r": 164,
    "g": 43,
    "b": 56
  },
  "hsl": {
    "h": 353.554,
    "s": 58.454,
    "l": 40.588
  },
  "oklch": {
    "l": 0.48207,
    "c": 0.15643,
    "h": 19.6
  },
  "luminance": 0.09906
}

Semantic roles & 50–950 ramp

primary

#A42B38

secondary

#6AC1B7

accent

#E2D146

background

#FDF6F6

surface

#FAECEB

border

#D3C7C6

text

#140807

muted

#837B7A

Preview Lab

Preview with #A42B38

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

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