#661318#661318

#661318 is a dark, moderate red. Relative luminance 0.034; OKLCH L 33.7% C 0.116 H 23.2°. Best body text is #FFFFFF at 12.57:1 contrast (WCAG AA passes).

Color values

HEX	#661318
RGB	rgb(102, 19, 24)
HSL	hsl(356, 69%, 24%)
HSV	hsv(356, 81%, 40%)
CMYK	cmyk(0%, 81.4%, 76.5%, 60%)
CIE-LAB	lab(21.42, 36.43, 19.98)
CIE-LCH	lch(21.42, 41.55, 28.75°)
OKLab	oklab(33.67% 0.1064 0.0456)
OKLCH	oklch(33.67% 0.116 23.2)
XYZ	xyz(5.8779, 3.3574, 1.2025)
Luminance	0.0336 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661318 #136661

analogous

#661341 #661318 #663713

triadic

#661318 #186613 #131866

tetradic

#661318 #416613 #136661 #371366

square

#661318 #416613 #136661 #371366

split-complementary

#661318 #136637 #134166

monochromatic

#1A0506 #32090C #661318 #9A1D24 #CD2630

Accessibility & contrast

On white

12.57

#661318 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#661318 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661318

12.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661318	#FFFFFF	#000000	##FFFFFF
##661318	1.00	12.57	1.67	12.57
#FFFFFF	12.57	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C2817

Deuteranopia (green-blind)

#413A15

Tritanopia (blue-blind)

#710016

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #661318;
/* rgb */ color: rgb(102, 19, 24);
/* oklch */ color: oklch(33.7% 0.116 23.2);

Tailwind

colors: {
  custom: {
    50: '#985954',
    500: '#661318',
    950: '#000000',
  },
}

SCSS

$custom: #661318;
$custom-light: #985954;
$custom-dark: #000000;

JSON

{
  "hex": "#661318",
  "rgb": {
    "r": 102,
    "g": 19,
    "b": 24
  },
  "hsl": {
    "h": 356.386,
    "s": 68.595,
    "l": 23.725
  },
  "oklch": {
    "l": 0.33672,
    "c": 0.11571,
    "h": 23.2
  },
  "luminance": 0.03356
}

Semantic roles & 50–950 ramp

primary

#661318

secondary

#379D97

accent

#EBE13C

background

#FAF5F4

surface

#F3E9E7

border

#CDC5C3

text

#0F0402

muted

#7F7978

Preview Lab

Preview with #661318

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

Preview Lab → · Contrast checker → · Palette generator →