#B01E19#B01E19

#B01E19 is a mid, vivid red. Relative luminance 0.102; OKLCH L 48.9% C 0.181 H 28.4°. Best body text is #FFFFFF at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#B01E19
RGB	rgb(176, 30, 25)
HSL	hsl(2, 75%, 39%)
HSV	hsv(2, 86%, 69%)
CMYK	cmyk(0%, 83%, 85.8%, 31%)
CIE-LAB	lab(38.26, 56.15, 41.51)
CIE-LCH	lch(38.26, 69.83, 36.47°)
OKLab	oklab(48.94% 0.1596 0.0863)
OKLCH	oklch(48.94% 0.181 28.4)
XYZ	xyz(18.5466, 10.2319, 1.9179)
Luminance	0.1023 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B01E19 #19ABB0

analogous

#B0195F #B01E19 #B06A19

triadic

#B01E19 #19B01E #1E19B0

tetradic

#B01E19 #5FB019 #19ABB0 #6A19B0

square

#B01E19 #5FB019 #19ABB0 #6A19B0

split-complementary

#B01E19 #19B06A #195FB0

monochromatic

#450C0A #7A1511 #B01E19 #E02C26 #E8605C

Accessibility & contrast

On white

6.89

#B01E19 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#B01E19 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B01E19

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B01E19	#FFFFFF	#000000	##FFFFFF
##B01E19	1.00	6.89	3.05	6.89
#FFFFFF	6.89	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4616

Deuteranopia (green-blind)

#72650F

Tritanopia (blue-blind)

#C2001F

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #b01e19;
/* rgb */ color: rgb(176, 30, 25);
/* oklch */ color: oklch(48.9% 0.181 28.4);

Tailwind

colors: {
  custom: {
    50: '#d26a58',
    500: '#b01e19',
    950: '#000000',
  },
}

SCSS

$custom: #b01e19;
$custom-light: #d26a58;
$custom-dark: #000000;

JSON

{
  "hex": "#b01e19",
  "rgb": {
    "r": 176,
    "g": 30,
    "b": 25
  },
  "hsl": {
    "h": 1.987,
    "s": 75.124,
    "l": 39.412
  },
  "oklch": {
    "l": 0.4894,
    "c": 0.1814,
    "h": 28.4
  },
  "luminance": 0.10229
}

Semantic roles & 50–950 ramp

primary

#B01E19

secondary

#59C8CC

accent

#ECF236

background

#FEF6F5

surface

#FCECE9

border

#D5C7C5

text

#160703

muted

#847A78

Preview Lab

Preview with #B01E19

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

Preview Lab → · Contrast checker → · Palette generator →