#A42F39#A42F39

#A42F39 is a mid, vivid red. Relative luminance 0.102; OKLCH L 48.6% C 0.152 H 20.3°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#A42F39
RGB	rgb(164, 47, 57)
HSL	hsl(355, 55%, 41%)
HSV	hsv(355, 71%, 64%)
CMYK	cmyk(0%, 71.3%, 65.2%, 35.7%)
CIE-LAB	lab(38.24, 48.29, 22.16)
CIE-LCH	lch(38.24, 53.13, 24.65°)
OKLab	oklab(48.63% 0.1429 0.0529)
OKLCH	oklch(48.63% 0.152 20.3)
XYZ	xyz(17.0666, 10.2234, 4.9448)
Luminance	0.1022 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42F39 #2FA49A

analogous

#A42F74 #A42F39 #A4602F

triadic

#A42F39 #39A42F #2F39A4

tetradic

#A42F39 #74A42F #2FA49A #602FA4

square

#A42F39 #74A42F #2FA49A #602FA4

split-complementary

#A42F39 #2FA460 #2F74A4

monochromatic

#451418 #742128 #A42F39 #CA4651 #D8767E

Accessibility & contrast

On white

6.90

#A42F39 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#A42F39 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A42F39

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42F39	#FFFFFF	#000000	##FFFFFF
##A42F39	1.00	6.90	3.04	6.90
#FFFFFF	6.90	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4A39

Deuteranopia (green-blind)

#6D6336

Tritanopia (blue-blind)

#B40B34

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #a42f39;
/* rgb */ color: rgb(164, 47, 57);
/* oklch */ color: oklch(48.6% 0.152 20.3);

Tailwind

colors: {
  custom: {
    50: '#c6706f',
    500: '#a42f39',
    950: '#000000',
  },
}

SCSS

$custom: #a42f39;
$custom-light: #c6706f;
$custom-dark: #000000;

JSON

{
  "hex": "#a42f39",
  "rgb": {
    "r": 164,
    "g": 47,
    "b": 57
  },
  "hsl": {
    "h": 354.872,
    "s": 55.45,
    "l": 41.373
  },
  "oklch": {
    "l": 0.48632,
    "c": 0.1524,
    "h": 20.3
  },
  "luminance": 0.10221
}

Semantic roles & 50–950 ramp

primary

#A42F39

secondary

#6FC0B9

accent

#DFD249

background

#FDF7F6

surface

#FAEDEC

border

#D3C8C7

text

#140807

muted

#837B7A

Preview Lab

Preview with #A42F39

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

Preview Lab → · Contrast checker → · Palette generator →