#91381F#91381F

#91381F is a mid, vivid red. Relative luminance 0.089; OKLCH L 46.1% C 0.126 H 36.3°. Best body text is #FFFFFF at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#91381F
RGB	rgb(145, 56, 31)
HSL	hsl(13, 65%, 35%)
HSV	hsv(13, 79%, 57%)
CMYK	cmyk(0%, 61.4%, 78.6%, 43.1%)
CIE-LAB	lab(35.89, 36.20, 34.00)
CIE-LCH	lch(35.89, 49.66, 43.21°)
OKLab	oklab(46.1% 0.1019 0.0749)
OKLCH	oklch(46.1% 0.126 36.3)
XYZ	xyz(13.3400, 8.9489, 2.3209)
Luminance	0.0895 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91381F #1F7891

analogous

#911F3F #91381F #91711F

triadic

#91381F #1F9138 #381F91

tetradic

#91381F #3F911F #1F7891 #711F91

square

#91381F #3F911F #1F7891 #711F91

split-complementary

#91381F #1F9171 #1F3F91

monochromatic

#2C1109 #5F2514 #91381F #C34B2A #DA6F51

Accessibility & contrast

On white

7.53

#91381F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#91381F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #91381F

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91381F	#FFFFFF	#000000	##FFFFFF
##91381F	1.00	7.53	2.79	7.53
#FFFFFF	7.53	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#51481C

Deuteranopia (green-blind)

#675C1C

Tritanopia (blue-blind)

#A02333

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #91381f;
/* rgb */ color: rgb(145, 56, 31);
/* oklch */ color: oklch(46.1% 0.126 36.3);

Tailwind

colors: {
  custom: {
    50: '#b8725c',
    500: '#91381f',
    950: '#000000',
  },
}

SCSS

$custom: #91381f;
$custom-light: #b8725c;
$custom-dark: #000000;

JSON

{
  "hex": "#91381f",
  "rgb": {
    "r": 145,
    "g": 56,
    "b": 31
  },
  "hsl": {
    "h": 13.158,
    "s": 64.773,
    "l": 34.51
  },
  "oklch": {
    "l": 0.461,
    "c": 0.12649,
    "h": 36.3
  },
  "luminance": 0.08947
}

Semantic roles & 50–950 ramp

primary

#91381F

secondary

#4FA5BD

accent

#C3E840

background

#FCF7F5

surface

#F8EDE9

border

#D1C8C5

text

#130804

muted

#827B79

Preview Lab

Preview with #91381F

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

Preview Lab → · Contrast checker → · Palette generator →