#901C35#901C35

#901C35 is a dark, vivid red. Relative luminance 0.070; OKLCH L 43.2% C 0.150 H 14.7°. Best body text is #FFFFFF at 8.74:1 contrast (WCAG AA passes).

Color values

HEX	#901C35
RGB	rgb(144, 28, 53)
HSL	hsl(347, 67%, 34%)
HSV	hsv(347, 81%, 56%)
CMYK	cmyk(0%, 80.6%, 63.2%, 43.5%)
CIE-LAB	lab(31.85, 48.43, 15.68)
CIE-LCH	lch(31.85, 50.91, 17.94°)
OKLab	oklab(43.15% 0.1453 0.0382)
OKLCH	oklch(43.15% 0.15 14.7)
XYZ	xyz(12.5608, 7.0187, 4.0608)
Luminance	0.0702 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901C35 #1C9077

analogous

#901C6F #901C35 #903D1C

triadic

#901C35 #35901C #1C3590

tetradic

#901C35 #6F901C #1C9077 #3D1C90

square

#901C35 #6F901C #1C9077 #3D1C90

split-complementary

#901C35 #1C903D #1C6F90

monochromatic

#2A080F #5D1222 #901C35 #C32648 #DC4A6A

Accessibility & contrast

On white

8.74

#901C35 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#901C35 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901C35

8.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901C35	#FFFFFF	#000000	##FFFFFF
##901C35	1.00	8.74	2.40	8.74
#FFFFFF	8.74	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D3C35

Deuteranopia (green-blind)

#5B5432

Tritanopia (blue-blind)

#9E0027

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #901c35;
/* rgb */ color: rgb(144, 28, 53);
/* oklch */ color: oklch(43.2% 0.150 14.7);

Tailwind

colors: {
  custom: {
    50: '#b7656c',
    500: '#901c35',
    950: '#000000',
  },
}

SCSS

$custom: #901c35;
$custom-light: #b7656c;
$custom-dark: #000000;

JSON

{
  "hex": "#901c35",
  "rgb": {
    "r": 144,
    "g": 28,
    "b": 53
  },
  "hsl": {
    "h": 347.069,
    "s": 67.442,
    "l": 33.725
  },
  "oklch": {
    "l": 0.43152,
    "c": 0.15024,
    "h": 14.7
  },
  "luminance": 0.07017
}

Semantic roles & 50–950 ramp

primary

#901C35

secondary

#4ABEA5

accent

#EAC53D

background

#FCF6F6

surface

#F8EBEB

border

#D1C6C6

text

#130606

muted

#827A7A

Preview Lab

Preview with #901C35

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

Preview Lab → · Contrast checker → · Palette generator →