#B42A19#B42A19

#B42A19 is a mid, vivid red. Relative luminance 0.114; OKLCH L 50.6% C 0.177 H 30.8°. Best body text is #FFFFFF at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#B42A19
RGB	rgb(180, 42, 25)
HSL	hsl(7, 76%, 40%)
HSV	hsv(7, 86%, 71%)
CMYK	cmyk(0%, 76.7%, 86.1%, 29.4%)
CIE-LAB	lab(40.30, 53.87, 43.59)
CIE-LCH	lch(40.30, 69.29, 38.98°)
OKLab	oklab(50.6% 0.1521 0.0905)
OKLCH	oklch(50.6% 0.177 30.8)
XYZ	xyz(19.8283, 11.4326, 2.0822)
Luminance	0.1143 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42A19 #19A3B4

analogous

#B41955 #B42A19 #B47819

triadic

#B42A19 #19B42A #2A19B4

tetradic

#B42A19 #55B419 #19A3B4 #7819B4

square

#B42A19 #55B419 #19A3B4 #7819B4

split-complementary

#B42A19 #19B478 #1955B4

monochromatic

#49110A #7E1D12 #B42A19 #E13D29 #E96E5F

Accessibility & contrast

On white

6.39

#B42A19 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#B42A19 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42A19

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42A19	#FFFFFF	#000000	##FFFFFF
##B42A19	1.00	6.39	3.29	6.39
#FFFFFF	6.39	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554C15

Deuteranopia (green-blind)

#776A10

Tritanopia (blue-blind)

#C70028

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b42a19;
/* rgb */ color: rgb(180, 42, 25);
/* oklch */ color: oklch(50.6% 0.177 30.8);

Tailwind

colors: {
  custom: {
    50: '#d46f59',
    500: '#b42a19',
    950: '#000000',
  },
}

SCSS

$custom: #b42a19;
$custom-light: #d46f59;
$custom-dark: #000000;

JSON

{
  "hex": "#b42a19",
  "rgb": {
    "r": 180,
    "g": 42,
    "b": 25
  },
  "hsl": {
    "h": 6.581,
    "s": 75.61,
    "l": 40.196
  },
  "oklch": {
    "l": 0.50603,
    "c": 0.17697,
    "h": 30.8
  },
  "luminance": 0.11429
}

Semantic roles & 50–950 ramp

primary

#B42A19

secondary

#5CC0CD

accent

#DEF236

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#160803

muted

#847B78

Preview Lab

Preview with #B42A19

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

Preview Lab → · Contrast checker → · Palette generator →