#551910#551910

#551910 is a dark, moderate red. Relative luminance 0.027; OKLCH L 30.9% C 0.091 H 31.2°. Best body text is #FFFFFF at 13.70:1 contrast (WCAG AA passes).

Color values

HEX	#551910
RGB	rgb(85, 25, 16)
HSL	hsl(8, 68%, 20%)
HSV	hsv(8, 81%, 33%)
CMYK	cmyk(0%, 70.6%, 81.2%, 66.7%)
CIE-LAB	lab(18.65, 27.26, 20.94)
CIE-LCH	lch(18.65, 34.37, 37.53°)
OKLab	oklab(30.91% 0.0779 0.0472)
OKLCH	oklch(30.91% 0.091 31.2)
XYZ	xyz(4.1879, 2.6646, 0.7839)
Luminance	0.0266 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551910 #104C55

analogous

#55102A #551910 #553C10

triadic

#551910 #105519 #191055

tetradic

#551910 #2A5510 #104C55 #3C1055

square

#551910 #2A5510 #104C55 #3C1055

split-complementary

#551910 #10553C #102A55

monochromatic

#1A0805 #210A06 #551910 #89281A #BC3723

Accessibility & contrast

On white

13.70

#551910 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#551910 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551910

13.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551910	#FFFFFF	#000000	##FFFFFF
##551910	1.00	13.70	1.53	13.70
#FFFFFF	13.70	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A250F

Deuteranopia (green-blind)

#39320E

Tritanopia (blue-blind)

#5E0917

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #551910;
/* rgb */ color: rgb(85, 25, 16);
/* oklch */ color: oklch(30.9% 0.091 31.2);

Tailwind

colors: {
  custom: {
    50: '#8b594e',
    500: '#551910',
    950: '#000000',
  },
}

SCSS

$custom: #551910;
$custom-light: #8b594e;
$custom-dark: #000000;

JSON

{
  "hex": "#551910",
  "rgb": {
    "r": 85,
    "g": 25,
    "b": 16
  },
  "hsl": {
    "h": 7.826,
    "s": 68.317,
    "l": 19.804
  },
  "oklch": {
    "l": 0.30909,
    "c": 0.09108,
    "h": 31.2
  },
  "luminance": 0.02664
}

Semantic roles & 50–950 ramp

primary

#551910

secondary

#32828F

accent

#D4EB3D

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0401

muted

#7E7977

Preview Lab

Preview with #551910

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

Preview Lab → · Contrast checker → · Palette generator →