#66192B#66192B

#66192B is a dark, moderate red. Relative luminance 0.037; OKLCH L 34.7% C 0.109 H 11.3°. Best body text is #FFFFFF at 12.08:1 contrast (WCAG AA passes).

Color values

HEX	#66192B
RGB	rgb(102, 25, 43)
HSL	hsl(346, 61%, 25%)
HSV	hsv(346, 75%, 40%)
CMYK	cmyk(0%, 75.5%, 57.8%, 60%)
CIE-LAB	lab(22.64, 35.42, 8.52)
CIE-LCH	lch(22.64, 36.43, 13.53°)
OKLab	oklab(34.7% 0.1072 0.0215)
OKLCH	oklch(34.7% 0.109 11.3)
XYZ	xyz(6.2637, 3.6953, 2.6685)
Luminance	0.0369 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66192B #196654

analogous

#661952 #66192B #662E19

triadic

#66192B #2B6619 #192B66

tetradic

#66192B #526619 #196654 #2E1966

square

#66192B #526619 #196654 #2E1966

split-complementary

#66192B #19662E #195266

monochromatic

#19060A #350D16 #66192B #972540 #C83154

Accessibility & contrast

On white

12.08

#66192B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#66192B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66192B

12.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66192B	#FFFFFF	#000000	##FFFFFF
##66192B	1.00	12.08	1.74	12.08
#FFFFFF	12.08	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C2C2B

Deuteranopia (green-blind)

#403C29

Tritanopia (blue-blind)

#700720

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #66192b;
/* rgb */ color: rgb(102, 25, 43);
/* oklch */ color: oklch(34.7% 0.109 11.3);

Tailwind

colors: {
  custom: {
    50: '#975c64',
    500: '#66192b',
    950: '#000000',
  },
}

SCSS

$custom: #66192b;
$custom-light: #975c64;
$custom-dark: #000000;

JSON

{
  "hex": "#66192b",
  "rgb": {
    "r": 102,
    "g": 25,
    "b": 43
  },
  "hsl": {
    "h": 345.974,
    "s": 60.63,
    "l": 24.902
  },
  "oklch": {
    "l": 0.34701,
    "c": 0.10934,
    "h": 11.3
  },
  "luminance": 0.03694
}

Semantic roles & 50–950 ramp

primary

#66192B

secondary

#3F9C86

accent

#E4BE44

background

#F9F5F5

surface

#F2E9EA

border

#CCC5C6

text

#0E0405

muted

#7E7979

Preview Lab

Preview with #66192B

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

Preview Lab → · Contrast checker → · Palette generator →