#661A19#661A19

#661A19 is a dark, moderate red. Relative luminance 0.036; OKLCH L 34.4% C 0.109 H 25.6°. Best body text is #FFFFFF at 12.16:1 contrast (WCAG AA passes).

Color values

HEX	#661A19
RGB	rgb(102, 26, 25)
HSL	hsl(1, 61%, 25%)
HSV	hsv(1, 75%, 40%)
CMYK	cmyk(0%, 74.5%, 75.5%, 60%)
CIE-LAB	lab(22.43, 33.74, 20.49)
CIE-LCH	lch(22.43, 39.47, 31.28°)
OKLab	oklab(34.42% 0.0981 0.0469)
OKLCH	oklch(34.42% 0.109 25.6)
XYZ	xyz(6.0250, 3.6347, 1.3038)
Luminance	0.0363 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661A19 #196566

analogous

#66193F #661A19 #664019

triadic

#661A19 #19661A #1A1966

tetradic

#661A19 #3F6619 #196566 #401966

square

#661A19 #3F6619 #196566 #401966

split-complementary

#661A19 #196640 #193F66

monochromatic

#190606 #350D0D #661A19 #972725 #C83331

Accessibility & contrast

On white

12.16

#661A19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#661A19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661A19

12.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661A19	#FFFFFF	#000000	##FFFFFF
##661A19	1.00	12.16	1.73	12.16
#FFFFFF	12.16	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302B18

Deuteranopia (green-blind)

#433C16

Tritanopia (blue-blind)

#71021B

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #661a19;
/* rgb */ color: rgb(102, 26, 25);
/* oklch */ color: oklch(34.4% 0.109 25.6);

Tailwind

colors: {
  custom: {
    50: '#985c55',
    500: '#661a19',
    950: '#000000',
  },
}

SCSS

$custom: #661a19;
$custom-light: #985c55;
$custom-dark: #000000;

JSON

{
  "hex": "#661a19",
  "rgb": {
    "r": 102,
    "g": 26,
    "b": 25
  },
  "hsl": {
    "h": 0.779,
    "s": 60.63,
    "l": 24.902
  },
  "oklch": {
    "l": 0.34425,
    "c": 0.10873,
    "h": 25.6
  },
  "luminance": 0.03634
}

Semantic roles & 50–950 ramp

primary

#661A19

secondary

#3F9B9C

accent

#E2E444

background

#FAF5F5

surface

#F3E9E8

border

#CDC5C4

text

#0F0403

muted

#7F7978

Preview Lab

Preview with #661A19

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

Preview Lab → · Contrast checker → · Palette generator →