#661F16#661F16

#661F16 is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.0% C 0.104 H 30.3°. Best body text is #FFFFFF at 11.85:1 contrast (WCAG AA passes).

Color values

HEX	#661F16
RGB	rgb(102, 31, 22)
HSL	hsl(7, 65%, 24%)
HSV	hsv(7, 78%, 40%)
CMYK	cmyk(0%, 69.6%, 78.4%, 60%)
CIE-LAB	lab(23.22, 31.32, 23.32)
CIE-LCH	lch(23.22, 39.05, 36.67°)
OKLab	oklab(35% 0.0898 0.0524)
OKLCH	oklch(35% 0.104 30.3)
XYZ	xyz(6.1150, 3.8636, 1.1827)
Luminance	0.0386 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661F16 #165D66

analogous

#661635 #661F16 #664716

triadic

#661F16 #16661F #1F1666

tetradic

#661F16 #356616 #165D66 #471666

square

#661F16 #356616 #165D66 #471666

split-complementary

#661F16 #166647 #163566

monochromatic

#190805 #34100B #661F16 #982E21 #CB3E2C

Accessibility & contrast

On white

11.85

#661F16 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#661F16 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661F16

11.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661F16	#FFFFFF	#000000	##FFFFFF
##661F16	1.00	11.85	1.77	11.85
#FFFFFF	11.85	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#332E15

Deuteranopia (green-blind)

#453D14

Tritanopia (blue-blind)

#710C1D

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #661f16;
/* rgb */ color: rgb(102, 31, 22);
/* oklch */ color: oklch(35.0% 0.104 30.3);

Tailwind

colors: {
  custom: {
    50: '#985f53',
    500: '#661f16',
    950: '#000000',
  },
}

SCSS

$custom: #661f16;
$custom-light: #985f53;
$custom-dark: #000000;

JSON

{
  "hex": "#661f16",
  "rgb": {
    "r": 102,
    "g": 31,
    "b": 22
  },
  "hsl": {
    "h": 6.75,
    "s": 64.516,
    "l": 24.314
  },
  "oklch": {
    "l": 0.35003,
    "c": 0.10395,
    "h": 30.3
  },
  "luminance": 0.03863
}

Semantic roles & 50–950 ramp

primary

#661F16

secondary

#3B929D

accent

#D5E840

background

#FAF5F4

surface

#F3E9E7

border

#CDC5C3

text

#0F0502

muted

#7F7978

Preview Lab

Preview with #661F16

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

Preview Lab → · Contrast checker → · Palette generator →