#A03439#A03439

#A03439 is a mid, vivid red. Relative luminance 0.102; OKLCH L 48.5% C 0.143 H 21.6°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#A03439
RGB	rgb(160, 52, 57)
HSL	hsl(357, 51%, 42%)
HSV	hsv(357, 68%, 63%)
CMYK	cmyk(0%, 67.5%, 64.4%, 37.3%)
CIE-LAB	lab(38.25, 44.90, 22.02)
CIE-LCH	lch(38.25, 50.01, 26.12°)
OKLab	oklab(48.5% 0.1327 0.0527)
OKLCH	oklch(48.5% 0.143 21.6)
XYZ	xyz(16.4654, 10.2273, 4.9771)
Luminance	0.1022 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A03439 #34A09B

analogous

#A0346F #A03439 #A06534

triadic

#A03439 #39A034 #3439A0

tetradic

#A03439 #6FA034 #34A09B #6534A0

square

#A03439 #6FA034 #34A09B #6534A0

split-complementary

#A03439 #34A065 #346FA0

monochromatic

#441618 #722529 #A03439 #C54C52 #D47A7F

Accessibility & contrast

On white

6.90

#A03439 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#A03439 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A03439

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A03439	#FFFFFF	#000000	##FFFFFF
##A03439	1.00	6.90	3.05	6.90
#FFFFFF	6.90	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514B38

Deuteranopia (green-blind)

#6C6336

Tritanopia (blue-blind)

#AF1A37

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #a03439;
/* rgb */ color: rgb(160, 52, 57);
/* oklch */ color: oklch(48.5% 0.143 21.6);

Tailwind

colors: {
  custom: {
    50: '#c3726f',
    500: '#a03439',
    950: '#000000',
  },
}

SCSS

$custom: #a03439;
$custom-light: #c3726f;
$custom-dark: #000000;

JSON

{
  "hex": "#a03439",
  "rgb": {
    "r": 160,
    "g": 52,
    "b": 57
  },
  "hsl": {
    "h": 357.222,
    "s": 50.943,
    "l": 41.569
  },
  "oklch": {
    "l": 0.485,
    "c": 0.14276,
    "h": 21.6
  },
  "luminance": 0.10225
}

Semantic roles & 50–950 ramp

primary

#A03439

secondary

#73BDB9

accent

#DAD44D

background

#FCF7F6

surface

#F9EDEC

border

#D2C8C7

text

#140807

muted

#827B7A

Preview Lab

Preview with #A03439

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

Preview Lab → · Contrast checker → · Palette generator →