#B01F22#B01F22

#B01F22 is a mid, vivid red. Relative luminance 0.103; OKLCH L 49.1% C 0.180 H 26.2°. Best body text is #FFFFFF at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#B01F22
RGB	rgb(176, 31, 34)
HSL	hsl(359, 70%, 41%)
HSV	hsv(359, 82%, 69%)
CMYK	cmyk(0%, 82.4%, 80.7%, 31%)
CIE-LAB	lab(38.43, 56.14, 36.82)
CIE-LCH	lch(38.43, 67.14, 33.26°)
OKLab	oklab(49.09% 0.1613 0.0794)
OKLCH	oklch(49.09% 0.18 26.2)
XYZ	xyz(18.6855, 10.3286, 2.5228)
Luminance	0.1033 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B01F22 #1FB0AD

analogous

#B01F6A #B01F22 #B0651F

triadic

#B01F22 #22B01F #1F22B0

tetradic

#B01F22 #6AB01F #1FB0AD #651FB0

square

#B01F22 #6AB01F #1FB0AD #651FB0

split-complementary

#B01F22 #1FB065 #1F6AB0

monochromatic

#480D0E #7C1618 #B01F22 #DB3135 #E46568

Accessibility & contrast

On white

6.85

#B01F22 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#B01F22 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B01F22

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B01F22	#FFFFFF	#000000	##FFFFFF
##B01F22	1.00	6.85	3.07	6.85
#FFFFFF	6.85	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4620

Deuteranopia (green-blind)

#72661B

Tritanopia (blue-blind)

#C20022

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #b01f22;
/* rgb */ color: rgb(176, 31, 34);
/* oklch */ color: oklch(49.1% 0.180 26.2);

Tailwind

colors: {
  custom: {
    50: '#d16b5e',
    500: '#b01f22',
    950: '#000000',
  },
}

SCSS

$custom: #b01f22;
$custom-light: #d16b5e;
$custom-dark: #000000;

JSON

{
  "hex": "#b01f22",
  "rgb": {
    "r": 176,
    "g": 31,
    "b": 34
  },
  "hsl": {
    "h": 358.759,
    "s": 70.048,
    "l": 40.588
  },
  "oklch": {
    "l": 0.49092,
    "c": 0.1798,
    "h": 26.2
  },
  "luminance": 0.10326
}

Semantic roles & 50–950 ramp

primary

#B01F22

secondary

#62C9C7

accent

#EDE93B

background

#FEF6F5

surface

#FCECE9

border

#D5C7C5

text

#160704

muted

#847A79

Preview Lab

Preview with #B01F22

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

Preview Lab → · Contrast checker → · Palette generator →