#A01B38#A01B38

#A01B38 is a mid, vivid red. Relative luminance 0.085; OKLCH L 46.2% C 0.166 H 15.6°. Best body text is #FFFFFF at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#A01B38
RGB	rgb(160, 27, 56)
HSL	hsl(347, 71%, 37%)
HSV	hsv(347, 83%, 63%)
CMYK	cmyk(0%, 83.1%, 65%, 37.3%)
CIE-LAB	lab(35.09, 53.55, 18.60)
CIE-LCH	lch(35.09, 56.69, 19.15°)
OKLab	oklab(46.15% 0.1602 0.0447)
OKLCH	oklch(46.15% 0.166 15.6)
XYZ	xyz(15.6047, 8.5454, 4.5684)
Luminance	0.0854 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A01B38 #1BA083

analogous

#A01B7B #A01B38 #A0401B

triadic

#A01B38 #38A01B #1B38A0

tetradic

#A01B38 #7BA01B #1BA083 #401BA0

square

#A01B38 #7BA01B #1BA083 #401BA0

split-complementary

#A01B38 #1BA040 #1B7BA0

monochromatic

#370913 #6C1226 #A01B38 #D4244A #E25372

Accessibility & contrast

On white

7.75

#A01B38 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#A01B38 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A01B38

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A01B38	#FFFFFF	#000000	##FFFFFF
##A01B38	1.00	7.75	2.71	7.75
#FFFFFF	7.75	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444138

Deuteranopia (green-blind)

#655C34

Tritanopia (blue-blind)

#B00028

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a01b38;
/* rgb */ color: rgb(160, 27, 56);
/* oklch */ color: oklch(46.2% 0.166 15.6);

Tailwind

colors: {
  custom: {
    50: '#c4676e',
    500: '#a01b38',
    950: '#000000',
  },
}

SCSS

$custom: #a01b38;
$custom-light: #c4676e;
$custom-dark: #000000;

JSON

{
  "hex": "#a01b38",
  "rgb": {
    "r": 160,
    "g": 27,
    "b": 56
  },
  "hsl": {
    "h": 346.917,
    "s": 71.123,
    "l": 36.667
  },
  "oklch": {
    "l": 0.4615,
    "c": 0.1663,
    "h": 15.6
  },
  "luminance": 0.08543
}

Semantic roles & 50–950 ramp

primary

#A01B38

secondary

#52C5AC

accent

#EEC73A

background

#FDF6F6

surface

#FAEBEB

border

#D3C6C6

text

#140707

muted

#837A7A

Preview Lab

Preview with #A01B38

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

Preview Lab → · Contrast checker → · Palette generator →