#A03139#A03139

#A03139 is a mid, vivid red. Relative luminance 0.100; OKLCH L 48.2% C 0.146 H 20.6°. Best body text is #FFFFFF at 7.02:1 contrast (WCAG AA passes).

Color values

HEX	#A03139
RGB	rgb(160, 49, 57)
HSL	hsl(356, 53%, 41%)
HSV	hsv(356, 69%, 63%)
CMYK	cmyk(0%, 69.4%, 64.4%, 37.3%)
CIE-LAB	lab(37.78, 46.16, 21.43)
CIE-LCH	lch(37.78, 50.90, 24.90°)
OKLab	oklab(48.15% 0.1367 0.0513)
OKLCH	oklch(48.15% 0.146 20.6)
XYZ	xyz(16.3357, 9.9679, 4.9339)
Luminance	0.0997 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A03139 #31A098

analogous

#A03170 #A03139 #A06031

triadic

#A03139 #39A031 #3139A0

tetradic

#A03139 #70A031 #31A098 #6031A0

square

#A03139 #70A031 #31A098 #6031A0

split-complementary

#A03139 #31A060 #3170A0

monochromatic

#421418 #712328 #A03139 #C74751 #D5767D

Accessibility & contrast

On white

7.02

#A03139 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#A03139 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A03139

7.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A03139	#FFFFFF	#000000	##FFFFFF
##A03139	1.00	7.02	2.99	7.02
#FFFFFF	7.02	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4A38

Deuteranopia (green-blind)

#6B6236

Tritanopia (blue-blind)

#B01435

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a03139;
/* rgb */ color: rgb(160, 49, 57);
/* oklch */ color: oklch(48.2% 0.146 20.6);

Tailwind

colors: {
  custom: {
    50: '#c3706f',
    500: '#a03139',
    950: '#000000',
  },
}

SCSS

$custom: #a03139;
$custom-light: #c3706f;
$custom-dark: #000000;

JSON

{
  "hex": "#a03139",
  "rgb": {
    "r": 160,
    "g": 49,
    "b": 57
  },
  "hsl": {
    "h": 355.676,
    "s": 53.11,
    "l": 40.98
  },
  "oklch": {
    "l": 0.48154,
    "c": 0.14602,
    "h": 20.6
  },
  "luminance": 0.09966
}

Semantic roles & 50–950 ramp

primary

#A03139

secondary

#70BDB8

accent

#DDD24B

background

#FCF7F6

surface

#F9EDEC

border

#D2C8C7

text

#140807

muted

#827B7A

Preview Lab

Preview with #A03139

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

Preview Lab → · Contrast checker → · Palette generator →