#B3261F#B3261F

#B3261F is a mid, vivid red. Relative luminance 0.111; OKLCH L 50.1% C 0.178 H 28.4°. Best body text is #FFFFFF at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#B3261F
RGB	rgb(179, 38, 31)
HSL	hsl(3, 70%, 41%)
HSV	hsv(3, 83%, 70%)
CMYK	cmyk(0%, 78.8%, 82.7%, 29.8%)
CIE-LAB	lab(39.70, 54.97, 39.92)
CIE-LCH	lch(39.70, 67.94, 35.99°)
OKLab	oklab(50.14% 0.1567 0.0849)
OKLCH	oklch(50.14% 0.178 28.4)
XYZ	xyz(19.5333, 11.0720, 2.4047)
Luminance	0.1107 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3261F #1FACB3

analogous

#B31F62 #B3261F #B3701F

triadic

#B3261F #1FB326 #261FB3

tetradic

#B3261F #62B31F #1FACB3 #701FB3

square

#B3261F #62B31F #1FACB3 #701FB3

split-complementary

#B3261F #1FB370 #1F62B3

monochromatic

#4B100D #7F1B16 #B3261F #DC3B33 #E56E68

Accessibility & contrast

On white

6.53

#B3261F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#B3261F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3261F

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3261F	#FFFFFF	#000000	##FFFFFF
##B3261F	1.00	6.53	3.21	6.53
#FFFFFF	6.53	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534A1C

Deuteranopia (green-blind)

#756917

Tritanopia (blue-blind)

#C60026

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b3261f;
/* rgb */ color: rgb(179, 38, 31);
/* oklch */ color: oklch(50.1% 0.178 28.4);

Tailwind

colors: {
  custom: {
    50: '#d36d5c',
    500: '#b3261f',
    950: '#000000',
  },
}

SCSS

$custom: #b3261f;
$custom-light: #d36d5c;
$custom-dark: #000000;

JSON

{
  "hex": "#b3261f",
  "rgb": {
    "r": 179,
    "g": 38,
    "b": 31
  },
  "hsl": {
    "h": 2.838,
    "s": 70.476,
    "l": 41.176
  },
  "oklch": {
    "l": 0.50137,
    "c": 0.17819,
    "h": 28.4
  },
  "luminance": 0.11069
}

Semantic roles & 50–950 ramp

primary

#B3261F

secondary

#64C5CA

accent

#E5ED3B

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160804

muted

#847B79

Preview Lab

Preview with #B3261F

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

Preview Lab → · Contrast checker → · Palette generator →