#901E33#901E33

#901E33 is a dark, vivid red. Relative luminance 0.071; OKLCH L 43.3% C 0.148 H 16.3°. Best body text is #FFFFFF at 8.68:1 contrast (WCAG AA passes).

Color values

HEX	#901E33
RGB	rgb(144, 30, 51)
HSL	hsl(349, 66%, 34%)
HSV	hsv(349, 79%, 56%)
CMYK	cmyk(0%, 79.2%, 64.6%, 43.5%)
CIE-LAB	lab(32.03, 47.68, 17.22)
CIE-LCH	lch(32.03, 50.69, 19.86°)
OKLab	oklab(43.27% 0.1425 0.0416)
OKLCH	oklch(43.27% 0.148 16.3)
XYZ	xyz(12.5647, 7.0987, 3.8399)
Luminance	0.0710 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901E33 #1E907B

analogous

#901E6C #901E33 #90421E

triadic

#901E33 #33901E #1E3390

tetradic

#901E33 #6C901E #1E907B #421E90

square

#901E33 #6C901E #1E907B #421E90

split-complementary

#901E33 #1E9042 #1E6C90

monochromatic

#2B090F #5D1321 #901E33 #C32945 #DA4E68

Accessibility & contrast

On white

8.68

#901E33 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#901E33 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901E33

8.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901E33	#FFFFFF	#000000	##FFFFFF
##901E33	1.00	8.68	2.42	8.68
#FFFFFF	8.68	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3C33

Deuteranopia (green-blind)

#5C5430

Tritanopia (blue-blind)

#9E0027

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #901e33;
/* rgb */ color: rgb(144, 30, 51);
/* oklch */ color: oklch(43.3% 0.148 16.3);

Tailwind

colors: {
  custom: {
    50: '#b7656a',
    500: '#901e33',
    950: '#000000',
  },
}

SCSS

$custom: #901e33;
$custom-light: #b7656a;
$custom-dark: #000000;

JSON

{
  "hex": "#901e33",
  "rgb": {
    "r": 144,
    "g": 30,
    "b": 51
  },
  "hsl": {
    "h": 348.947,
    "s": 65.517,
    "l": 34.118
  },
  "oklch": {
    "l": 0.43273,
    "c": 0.14841,
    "h": 16.3
  },
  "luminance": 0.07097
}

Semantic roles & 50–950 ramp

primary

#901E33

secondary

#4DBDA8

accent

#E8C93F

background

#FCF6F6

surface

#F8EBEB

border

#D1C6C6

text

#130606

muted

#827A7A

Preview Lab

Preview with #901E33

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

Preview Lab → · Contrast checker → · Palette generator →