#A01917#A01917

#A01917 is a mid, vivid red. Relative luminance 0.082; OKLCH L 45.5% C 0.170 H 27.8°. Best body text is #FFFFFF at 7.94:1 contrast (WCAG AA passes).

Color values

HEX	#A01917
RGB	rgb(160, 25, 23)
HSL	hsl(1, 75%, 36%)
HSV	hsv(1, 86%, 63%)
CMYK	cmyk(0%, 84.4%, 85.6%, 37.3%)
CIE-LAB	lab(34.46, 52.69, 37.92)
CIE-LCH	lch(34.46, 64.92, 35.74°)
OKLab	oklab(45.54% 0.1501 0.0792)
OKLCH	oklch(45.54% 0.17 27.8)
XYZ	xyz(15.0014, 8.2332, 1.6098)
Luminance	0.0823 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A01917 #179EA0

analogous

#A01759 #A01917 #A05D17

triadic

#A01917 #17A019 #1917A0

tetradic

#A01917 #59A017 #179EA0 #5D17A0

square

#A01917 #59A017 #179EA0 #5D17A0

split-complementary

#A01917 #17A05D #1759A0

monochromatic

#350808 #6A110F #A01917 #D6211F #E54E4C

Accessibility & contrast

On white

7.94

#A01917 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#A01917 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A01917

7.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A01917	#FFFFFF	#000000	##FFFFFF
##A01917	1.00	7.94	2.65	7.94
#FFFFFF	7.94	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#463E14

Deuteranopia (green-blind)

#675B0E

Tritanopia (blue-blind)

#B1001B

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #a01917;
/* rgb */ color: rgb(160, 25, 23);
/* oklch */ color: oklch(45.5% 0.170 27.8);

Tailwind

colors: {
  custom: {
    50: '#c66656',
    500: '#a01917',
    950: '#000000',
  },
}

SCSS

$custom: #a01917;
$custom-light: #c66656;
$custom-dark: #000000;

JSON

{
  "hex": "#a01917",
  "rgb": {
    "r": 160,
    "g": 25,
    "b": 23
  },
  "hsl": {
    "h": 0.876,
    "s": 74.863,
    "l": 35.882
  },
  "oklch": {
    "l": 0.4554,
    "c": 0.16973,
    "h": 27.8
  },
  "luminance": 0.08231
}

Semantic roles & 50–950 ramp

primary

#A01917

secondary

#4CC5C7

accent

#EFF136

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150603

muted

#837A78

Preview Lab

Preview with #A01917

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

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