#661E2A#661E2A

#661E2A is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.3% C 0.103 H 14.4°. Best body text is #FFFFFF at 11.77:1 contrast (WCAG AA passes).

Color values

HEX	#661E2A
RGB	rgb(102, 30, 42)
HSL	hsl(350, 55%, 26%)
HSV	hsv(350, 71%, 40%)
CMYK	cmyk(0%, 70.6%, 58.8%, 60%)
CIE-LAB	lab(23.41, 33.15, 10.27)
CIE-LCH	lch(23.41, 34.70, 17.21°)
OKLab	oklab(35.27% 0.0998 0.0256)
OKLCH	oklch(35.27% 0.103 14.4)
XYZ	xyz(6.3623, 3.9213, 2.6119)
Luminance	0.0392 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661E2A #1E665A

analogous

#661E4E #661E2A #66361E

triadic

#661E2A #2A661E #1E2A66

tetradic

#661E2A #4E661E #1E665A #361E66

square

#661E2A #4E661E #1E665A #361E66

split-complementary

#661E2A #1E6636 #1E4E66

monochromatic

#18070A #371017 #661E2A #952C3D #C53A51

Accessibility & contrast

On white

11.77

#661E2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#661E2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661E2A

11.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661E2A	#FFFFFF	#000000	##FFFFFF
##661E2A	1.00	11.77	1.78	11.77
#FFFFFF	11.77	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302E2A

Deuteranopia (green-blind)

#423D28

Tritanopia (blue-blind)

#701023

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #661e2a;
/* rgb */ color: rgb(102, 30, 42);
/* oklch */ color: oklch(35.3% 0.103 14.4);

Tailwind

colors: {
  custom: {
    50: '#965f63',
    500: '#661e2a',
    950: '#000000',
  },
}

SCSS

$custom: #661e2a;
$custom-light: #965f63;
$custom-dark: #000000;

JSON

{
  "hex": "#661e2a",
  "rgb": {
    "r": 102,
    "g": 30,
    "b": 42
  },
  "hsl": {
    "h": 350,
    "s": 54.545,
    "l": 25.882
  },
  "oklch": {
    "l": 0.35267,
    "c": 0.10301,
    "h": 14.4
  },
  "luminance": 0.0392
}

Semantic roles & 50–950 ramp

primary

#661E2A

secondary

#459B8C

accent

#DEC54A

background

#F9F5F5

surface

#F2E9EA

border

#CCC5C6

text

#0E0505

muted

#7E7979

Preview Lab

Preview with #661E2A

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

Preview Lab → · Contrast checker → · Palette generator →