#66121E#66121E

#66121E is a dark, moderate red. Relative luminance 0.034; OKLCH L 33.7% C 0.116 H 18.9°. Best body text is #FFFFFF at 12.57:1 contrast (WCAG AA passes).

Color values

HEX	#66121E
RGB	rgb(102, 18, 30)
HSL	hsl(351, 70%, 24%)
HSV	hsv(351, 82%, 40%)
CMYK	cmyk(0%, 82.4%, 70.6%, 60%)
CIE-LAB	lab(21.40, 37.10, 15.88)
CIE-LCH	lch(21.40, 40.36, 23.17°)
OKLab	oklab(33.69% 0.11 0.0376)
OKLCH	oklch(33.69% 0.116 18.9)
XYZ	xyz(5.9308, 3.3520, 1.5628)
Luminance	0.0335 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66121E #12665A

analogous

#661248 #66121E #663012

triadic

#66121E #1E6612 #121E66

tetradic

#66121E #486612 #12665A #301266

square

#66121E #486612 #12665A #301266

split-complementary

#66121E #126630 #124866

monochromatic

#1A0508 #32090F #66121E #9A1B2D #CE243D

Accessibility & contrast

On white

12.57

#66121E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#66121E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66121E

12.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66121E	#FFFFFF	#000000	##FFFFFF
##66121E	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)

#2B281E

Deuteranopia (green-blind)

#403A1B

Tritanopia (blue-blind)

#710017

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #66121e;
/* rgb */ color: rgb(102, 18, 30);
/* oklch */ color: oklch(33.7% 0.116 18.9);

Tailwind

colors: {
  custom: {
    50: '#985959',
    500: '#66121e',
    950: '#000000',
  },
}

SCSS

$custom: #66121e;
$custom-light: #985959;
$custom-dark: #000000;

JSON

{
  "hex": "#66121e",
  "rgb": {
    "r": 102,
    "g": 18,
    "b": 30
  },
  "hsl": {
    "h": 351.429,
    "s": 70,
    "l": 23.529
  },
  "oklch": {
    "l": 0.33691,
    "c": 0.11622,
    "h": 18.9
  },
  "luminance": 0.03351
}

Semantic roles & 50–950 ramp

primary

#66121E

secondary

#369E8F

accent

#EDD33B

background

#FAF5F5

surface

#F3E9E9

border

#CDC5C5

text

#0F0403

muted

#7F7978

Preview Lab

Preview with #66121E

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

Preview Lab → · Contrast checker → · Palette generator →