#591021#591021

#591021 is a dark, moderate red. Relative luminance 0.026; OKLCH L 31.0% C 0.104 H 12.8°. Best body text is #FFFFFF at 13.81:1 contrast (WCAG AA passes).

Color values

HEX	#591021
RGB	rgb(89, 16, 33)
HSL	hsl(346, 70%, 21%)
HSV	hsv(346, 82%, 35%)
CMYK	cmyk(0%, 82%, 62.9%, 65.1%)
CIE-LAB	lab(18.39, 33.73, 9.30)
CIE-LCH	lch(18.39, 34.99, 15.41°)
OKLab	oklab(30.97% 0.1017 0.0231)
OKLCH	oklch(30.97% 0.104 12.8)
XYZ	xyz(4.5801, 2.6049, 1.7002)
Luminance	0.0260 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#591021 #105948

analogous

#591045 #591021 #592310

triadic

#591021 #215910 #102159

tetradic

#591021 #455910 #105948 #231059

square

#591021 #455910 #105948 #231059

split-complementary

#591021 #105923 #104559

monochromatic

#1A050A #25070E #591021 #8D1934 #C12347

Accessibility & contrast

On white

13.81

#591021 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#591021 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #591021

13.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##591021	#FFFFFF	#000000	##FFFFFF
##591021	1.00	13.81	1.52	13.81
#FFFFFF	13.81	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#242321

Deuteranopia (green-blind)

#37321F

Tritanopia (blue-blind)

#620017

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #591021;
/* rgb */ color: rgb(89, 16, 33);
/* oklch */ color: oklch(31.0% 0.104 12.8);

Tailwind

colors: {
  custom: {
    50: '#8d565b',
    500: '#591021',
    950: '#000000',
  },
}

SCSS

$custom: #591021;
$custom-light: #8d565b;
$custom-dark: #000000;

JSON

{
  "hex": "#591021",
  "rgb": {
    "r": 89,
    "g": 16,
    "b": 33
  },
  "hsl": {
    "h": 346.027,
    "s": 69.524,
    "l": 20.588
  },
  "oklch": {
    "l": 0.30971,
    "c": 0.10432,
    "h": 12.8
  },
  "luminance": 0.02604
}

Semantic roles & 50–950 ramp

primary

#591021

secondary

#33927C

accent

#ECC33B

background

#F9F5F5

surface

#F1E9E9

border

#CBC5C5

text

#0D0304

muted

#7E7879

Preview Lab

Preview with #591021

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

Preview Lab → · Contrast checker → · Palette generator →