#A62739#A62739

#A62739 is a mid, vivid red. Relative luminance 0.099; OKLCH L 48.2% C 0.162 H 18.4°. Best body text is #FFFFFF at 7.07:1 contrast (WCAG AA passes).

Color values

HEX	#A62739
RGB	rgb(166, 39, 57)
HSL	hsl(351, 62%, 40%)
HSV	hsv(351, 77%, 65%)
CMYK	cmyk(0%, 76.5%, 65.7%, 34.9%)
CIE-LAB	lab(37.58, 51.81, 21.40)
CIE-LCH	lch(37.58, 56.06, 22.45°)
OKLab	oklab(48.21% 0.1539 0.0511)
OKLCH	oklch(48.21% 0.162 18.4)
XYZ	xyz(17.1918, 9.8560, 4.8673)
Luminance	0.0985 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A62739 #27A694

analogous

#A62778 #A62739 #A65427

triadic

#A62739 #39A627 #2739A6

tetradic

#A62739 #78A627 #27A694 #5427A6

square

#A62739 #78A627 #27A694 #5427A6

split-complementary

#A62739 #27A654 #2778A6

monochromatic

#431017 #741B28 #A62739 #D13A4F #DC6B7B

Accessibility & contrast

On white

7.07

#A62739 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#A62739 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A62739

7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A62739	#FFFFFF	#000000	##FFFFFF
##A62739	1.00	7.07	2.97	7.07
#FFFFFF	7.07	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4739

Deuteranopia (green-blind)

#6B6235

Tritanopia (blue-blind)

#B6002F

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a62739;
/* rgb */ color: rgb(166, 39, 57);
/* oklch */ color: oklch(48.2% 0.162 18.4);

Tailwind

colors: {
  custom: {
    50: '#c86c6f',
    500: '#a62739',
    950: '#000000',
  },
}

SCSS

$custom: #a62739;
$custom-light: #c86c6f;
$custom-dark: #000000;

JSON

{
  "hex": "#a62739",
  "rgb": {
    "r": 166,
    "g": 39,
    "b": 57
  },
  "hsl": {
    "h": 351.496,
    "s": 61.951,
    "l": 40.196
  },
  "oklch": {
    "l": 0.48213,
    "c": 0.16218,
    "h": 18.4
  },
  "luminance": 0.09853
}

Semantic roles & 50–950 ramp

primary

#A62739

secondary

#66C3B6

accent

#E5CE43

background

#FDF6F6

surface

#FAECEC

border

#D3C7C7

text

#140807

muted

#837B7A

Preview Lab

Preview with #A62739

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

Preview Lab → · Contrast checker → · Palette generator →