#A03031#A03031

#A03031 is a mid, vivid red. Relative luminance 0.098; OKLCH L 47.9% C 0.148 H 24.2°. Best body text is #FFFFFF at 7.09:1 contrast (WCAG AA passes).

Color values

HEX	#A03031
RGB	rgb(160, 48, 49)
HSL	hsl(359, 54%, 41%)
HSV	hsv(359, 70%, 63%)
CMYK	cmyk(0%, 70%, 69.4%, 37.3%)
CIE-LAB	lab(37.50, 46.10, 26.03)
CIE-LCH	lch(37.50, 52.94, 29.46°)
OKLab	oklab(47.9% 0.1348 0.0606)
OKLCH	oklch(47.9% 0.148 24.2)
XYZ	xyz(16.1103, 9.8116, 3.9507)
Luminance	0.0981 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A03031 #30A09F

analogous

#A03069 #A03031 #A06730

triadic

#A03031 #31A030 #3031A0

tetradic

#A03031 #69A030 #30A09F #6730A0

square

#A03031 #69A030 #30A09F #6730A0

split-complementary

#A03031 #30A067 #3069A0

monochromatic

#421414 #712223 #A03031 #C74647 #D67576

Accessibility & contrast

On white

7.09

#A03031 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.96

#A03031 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A03031

7.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A03031	#FFFFFF	#000000	##FFFFFF
##A03031	1.00	7.09	2.96	7.09
#FFFFFF	7.09	1.00	21.00	1.00
#000000	2.96	21.00	1.00	21.00
##FFFFFF	7.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4930

Deuteranopia (green-blind)

#6B612E

Tritanopia (blue-blind)

#B00E32

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a03031;
/* rgb */ color: rgb(160, 48, 49);
/* oklch */ color: oklch(47.9% 0.148 24.2);

Tailwind

colors: {
  custom: {
    50: '#c37069',
    500: '#a03031',
    950: '#000000',
  },
}

SCSS

$custom: #a03031;
$custom-light: #c37069;
$custom-dark: #000000;

JSON

{
  "hex": "#a03031",
  "rgb": {
    "r": 160,
    "g": 48,
    "b": 49
  },
  "hsl": {
    "h": 359.464,
    "s": 53.846,
    "l": 40.784
  },
  "oklch": {
    "l": 0.479,
    "c": 0.14782,
    "h": 24.2
  },
  "luminance": 0.09809
}

Semantic roles & 50–950 ramp

primary

#A03031

secondary

#6EBEBD

accent

#DDDC4B

background

#FCF7F6

surface

#F9EDEB

border

#D2C8C6

text

#140806

muted

#827B7A

Preview Lab

Preview with #A03031

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

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