#611B11#611B11

#611B11 is a dark, moderate red. Relative luminance 0.034; OKLCH L 33.5% C 0.103 H 31.1°. Best body text is #FFFFFF at 12.55:1 contrast (WCAG AA passes).

Color values

HEX	#611B11
RGB	rgb(97, 27, 17)
HSL	hsl(8, 70%, 22%)
HSV	hsv(8, 82%, 38%)
CMYK	cmyk(0%, 72.2%, 82.5%, 62%)
CIE-LAB	lab(21.46, 31.05, 24.20)
CIE-LCH	lch(21.46, 39.36, 37.93°)
OKLab	oklab(33.48% 0.0884 0.0533)
OKLCH	oklch(33.48% 0.103 31.1)
XYZ	xyz(5.4235, 3.3665, 0.8944)
Luminance	0.0337 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#611B11 #115761

analogous

#61112F #611B11 #614311

triadic

#611B11 #11611B #1B1161

tetradic

#611B11 #2F6111 #115761 #431161

square

#611B11 #2F6111 #115761 #431161

split-complementary

#611B11 #116143 #112F61

monochromatic

#1A0705 #2D0D08 #611B11 #95291A #C93823

Accessibility & contrast

On white

12.55

#611B11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#611B11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #611B11

12.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##611B11	#FFFFFF	#000000	##FFFFFF
##611B11	1.00	12.55	1.67	12.55
#FFFFFF	12.55	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F2A0F

Deuteranopia (green-blind)

#41390E

Tritanopia (blue-blind)

#6B0519

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #611b11;
/* rgb */ color: rgb(97, 27, 17);
/* oklch */ color: oklch(33.5% 0.103 31.1);

Tailwind

colors: {
  custom: {
    50: '#955c4f',
    500: '#611b11',
    950: '#000000',
  },
}

SCSS

$custom: #611b11;
$custom-light: #955c4f;
$custom-dark: #000000;

JSON

{
  "hex": "#611b11",
  "rgb": {
    "r": 97,
    "g": 27,
    "b": 17
  },
  "hsl": {
    "h": 7.5,
    "s": 70.175,
    "l": 22.353
  },
  "oklch": {
    "l": 0.33476,
    "c": 0.10326,
    "h": 31.1
  },
  "luminance": 0.03366
}

Semantic roles & 50–950 ramp

primary

#611B11

secondary

#348D99

accent

#D7ED3B

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0E0402

muted

#7E7978

Preview Lab

Preview with #611B11

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

Preview Lab → · Contrast checker → · Palette generator →