#A42339#A42339

#A42339 is a mid, vivid red. Relative luminance 0.094; OKLCH L 47.5% C 0.164 H 17.2°. Best body text is #FFFFFF at 7.30:1 contrast (WCAG AA passes).

Color values

HEX	#A42339
RGB	rgb(164, 35, 57)
HSL	hsl(350, 65%, 39%)
HSV	hsv(350, 79%, 64%)
CMYK	cmyk(0%, 78.7%, 65.2%, 35.7%)
CIE-LAB	lab(36.73, 52.49, 20.23)
CIE-LCH	lch(36.73, 56.25, 21.08°)
OKLab	oklab(47.51% 0.1564 0.0485)
OKLCH	oklch(47.51% 0.164 17.2)
XYZ	xyz(16.6512, 9.3925, 4.8063)
Luminance	0.0939 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42339 #23A48E

analogous

#A4237A #A42339 #A44D23

triadic

#A42339 #39A423 #2339A4

tetradic

#A42339 #7AA423 #23A48E #4D23A4

square

#A42339 #7AA423 #23A48E #4D23A4

split-complementary

#A42339 #23A44D #237AA4

monochromatic

#3F0D16 #721827 #A42339 #D3314D #DE6478

Accessibility & contrast

On white

7.30

#A42339 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#A42339 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42339

7.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42339	#FFFFFF	#000000	##FFFFFF
##A42339	1.00	7.30	2.88	7.30
#FFFFFF	7.30	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#494539

Deuteranopia (green-blind)

#696035

Tritanopia (blue-blind)

#B4002D

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #a42339;
/* rgb */ color: rgb(164, 35, 57);
/* oklch */ color: oklch(47.5% 0.164 17.2);

Tailwind

colors: {
  custom: {
    50: '#c66b6f',
    500: '#a42339',
    950: '#000000',
  },
}

SCSS

$custom: #a42339;
$custom-light: #c66b6f;
$custom-dark: #000000;

JSON

{
  "hex": "#a42339",
  "rgb": {
    "r": 164,
    "g": 35,
    "b": 57
  },
  "hsl": {
    "h": 349.767,
    "s": 64.824,
    "l": 39.02
  },
  "oklch": {
    "l": 0.47509,
    "c": 0.16374,
    "h": 17.2
  },
  "luminance": 0.0939
}

Semantic roles & 50–950 ramp

primary

#A42339

secondary

#60C3B2

accent

#E8CB40

background

#FDF6F6

surface

#FAECEC

border

#D3C7C7

text

#140707

muted

#837A7A

Preview Lab

Preview with #A42339

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

Preview Lab → · Contrast checker → · Palette generator →