#901715#901715

#901715 is a dark, vivid red. Relative luminance 0.066; OKLCH L 42.3% C 0.156 H 27.7°. Best body text is #FFFFFF at 9.05:1 contrast (WCAG AA passes).

Color values

HEX	#901715
RGB	rgb(144, 23, 21)
HSL	hsl(1, 75%, 32%)
HSV	hsv(1, 85%, 56%)
CMYK	cmyk(0%, 84%, 85.4%, 43.5%)
CIE-LAB	lab(30.87, 48.40, 34.48)
CIE-LCH	lch(30.87, 59.43, 35.46°)
OKLab	oklab(42.28% 0.1381 0.0726)
OKLCH	oklch(42.28% 0.156 27.7)
XYZ	xyz(11.9449, 6.5982, 1.3540)
Luminance	0.0660 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901715 #158E90

analogous

#901550 #901715 #905515

triadic

#901715 #159017 #171590

tetradic

#901715 #509015 #158E90 #551590

square

#901715 #509015 #158E90 #551590

split-complementary

#901715 #159055 #155090

monochromatic

#250605 #5B0E0D #901715 #C5201D #E33F3D

Accessibility & contrast

On white

9.05

#901715 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#901715 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901715

9.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901715	#FFFFFF	#000000	##FFFFFF
##901715	1.00	9.05	2.32	9.05
#FFFFFF	9.05	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3813

Deuteranopia (green-blind)

#5C520E

Tritanopia (blue-blind)

#9F0019

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #901715;
/* rgb */ color: rgb(144, 23, 21);
/* oklch */ color: oklch(42.3% 0.156 27.7);

Tailwind

colors: {
  custom: {
    50: '#ba6254',
    500: '#901715',
    950: '#000000',
  },
}

SCSS

$custom: #901715;
$custom-light: #ba6254;
$custom-dark: #000000;

JSON

{
  "hex": "#901715",
  "rgb": {
    "r": 144,
    "g": 23,
    "b": 21
  },
  "hsl": {
    "h": 0.976,
    "s": 74.545,
    "l": 32.353
  },
  "oklch": {
    "l": 0.42279,
    "c": 0.15597,
    "h": 27.7
  },
  "luminance": 0.06596
}

Semantic roles & 50–950 ramp

primary

#901715

secondary

#3EC0C2

accent

#EEF137

background

#FCF6F4

surface

#F8EBE7

border

#D1C6C3

text

#140602

muted

#827A78

Preview Lab

Preview with #901715

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

Preview Lab → · Contrast checker → · Palette generator →