#912121#912121

#912121 is a dark, vivid red. Relative luminance 0.072; OKLCH L 43.4% C 0.148 H 25.9°. Best body text is #FFFFFF at 8.59:1 contrast (WCAG AA passes).

Color values

HEX	#912121
RGB	rgb(145, 33, 33)
HSL	hsl(0, 63%, 35%)
HSV	hsv(0, 77%, 57%)
CMYK	cmyk(0%, 77.2%, 77.2%, 43.1%)
CIE-LAB	lab(32.30, 46.06, 29.02)
CIE-LCH	lch(32.30, 54.44, 32.22°)
OKLab	oklab(43.42% 0.1331 0.0647)
OKLCH	oklch(43.42% 0.148 25.9)
XYZ	xyz(12.4969, 7.2192, 2.1740)
Luminance	0.0722 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#912121 #219191

analogous

#912159 #912121 #915921

triadic

#912121 #219121 #212191

tetradic

#912121 #599121 #219191 #592191

square

#912121 #599121 #219191 #592191

split-complementary

#912121 #219159 #215991

monochromatic

#2D0A0A #5F1616 #912121 #C32C2C #D85454

Accessibility & contrast

On white

8.59

#912121 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#912121 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #912121

8.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##912121	#FFFFFF	#000000	##FFFFFF
##912121	1.00	8.59	2.44	8.59
#FFFFFF	8.59	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433C20

Deuteranopia (green-blind)

#5F551D

Tritanopia (blue-blind)

#A00023

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #912121;
/* rgb */ color: rgb(145, 33, 33);
/* oklch */ color: oklch(43.4% 0.148 25.9);

Tailwind

colors: {
  custom: {
    50: '#b9665c',
    500: '#912121',
    950: '#000000',
  },
}

SCSS

$custom: #912121;
$custom-light: #b9665c;
$custom-dark: #000000;

JSON

{
  "hex": "#912121",
  "rgb": {
    "r": 145,
    "g": 33,
    "b": 33
  },
  "hsl": {
    "h": 0,
    "s": 62.921,
    "l": 34.902
  },
  "oklch": {
    "l": 0.43417,
    "c": 0.14798,
    "h": 25.9
  },
  "luminance": 0.07217
}

Semantic roles & 50–950 ramp

primary

#912121

secondary

#52BCBC

accent

#E6E642

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130604

muted

#827A79

Preview Lab

Preview with #912121

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

Preview Lab → · Contrast checker → · Palette generator →