#43150B#43150B

#43150B is a dark, moderate red. Relative luminance 0.018; OKLCH L 26.8% C 0.074 H 33.9°. Best body text is #FFFFFF at 15.55:1 contrast (WCAG AA passes).

Color values

HEX	#43150B
RGB	rgb(67, 21, 11)
HSL	hsl(11, 72%, 15%)
HSV	hsv(11, 84%, 26%)
CMYK	cmyk(0%, 68.7%, 83.6%, 73.7%)
CIE-LAB	lab(14.14, 21.58, 17.00)
CIE-LCH	lch(14.14, 27.47, 38.23°)
OKLab	oklab(26.8% 0.0614 0.0412)
OKLCH	oklch(26.8% 0.074 33.9)
XYZ	xyz(2.6436, 1.7541, 0.5159)
Luminance	0.0175 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#43150B #0B3943

analogous

#430B1D #43150B #43310B

triadic

#43150B #0B4315 #150B43

tetradic

#43150B #1D430B #0B3943 #310B43

square

#43150B #1D430B #0B3943 #310B43

split-complementary

#43150B #0B4331 #0B1D43

monochromatic

#1A0804 #1A0804 #43150B #782514 #AC361C

Accessibility & contrast

On white

15.55

#43150B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#43150B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #43150B

15.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##43150B	#FFFFFF	#000000	##FFFFFF
##43150B	1.00	15.55	1.35	15.55
#FFFFFF	15.55	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#221E0A

Deuteranopia (green-blind)

#2D280A

Tritanopia (blue-blind)

#4A0A13

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #43150b;
/* rgb */ color: rgb(67, 21, 11);
/* oklch */ color: oklch(26.8% 0.074 33.9);

Tailwind

colors: {
  custom: {
    50: '#7c544b',
    500: '#43150b',
    950: '#000000',
  },
}

SCSS

$custom: #43150b;
$custom-light: #7c544b;
$custom-dark: #000000;

JSON

{
  "hex": "#43150b",
  "rgb": {
    "r": 67,
    "g": 21,
    "b": 11
  },
  "hsl": {
    "h": 10.714,
    "s": 71.795,
    "l": 15.294
  },
  "oklch": {
    "l": 0.26802,
    "c": 0.07388,
    "h": 33.9
  },
  "luminance": 0.01754
}

Semantic roles & 50–950 ramp

primary

#43150B

secondary

#2A7080

accent

#CEEF39

background

#F7F4F4

surface

#EEE8E7

border

#C9C4C3

text

#0A0301

muted

#7C7877

Preview Lab

Preview with #43150B

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

Preview Lab → · Contrast checker → · Palette generator →