#43180C#43180C

#43180C is a dark, moderate red. Relative luminance 0.019; OKLCH L 27.3% C 0.070 H 36.4°. Best body text is #FFFFFF at 15.28:1 contrast (WCAG AA passes).

Color values

HEX	#43180C
RGB	rgb(67, 24, 12)
HSL	hsl(13, 70%, 15%)
HSV	hsv(13, 82%, 26%)
CMYK	cmyk(0%, 64.2%, 82.1%, 73.7%)
CIE-LAB	lab(14.81, 19.92, 17.43)
CIE-LCH	lch(14.81, 26.46, 41.19°)
OKLab	oklab(27.31% 0.0564 0.0416)
OKLCH	oklch(27.31% 0.07 36.4)
XYZ	xyz(2.7080, 1.8735, 0.5668)
Luminance	0.0187 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#43180C #0C3743

analogous

#430C1B #43180C #43330C

triadic

#43180C #0C4318 #180C43

tetradic

#43180C #1B430C #0C3743 #330C43

square

#43180C #1B430C #0C3743 #330C43

split-complementary

#43180C #0C4333 #0C1B43

monochromatic

#1A0905 #1A0905 #43180C #772B15 #AB3D1F

Accessibility & contrast

On white

15.28

#43180C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#43180C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #43180C

15.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##43180C	#FFFFFF	#000000	##FFFFFF
##43180C	1.00	15.28	1.37	15.28
#FFFFFF	15.28	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#241F0B

Deuteranopia (green-blind)

#2E290B

Tritanopia (blue-blind)

#4A0F15

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #43180c;
/* rgb */ color: rgb(67, 24, 12);
/* oklch */ color: oklch(27.3% 0.070 36.4);

Tailwind

colors: {
  custom: {
    50: '#7b564c',
    500: '#43180c',
    950: '#000000',
  },
}

SCSS

$custom: #43180c;
$custom-light: #7b564c;
$custom-dark: #000000;

JSON

{
  "hex": "#43180c",
  "rgb": {
    "r": 67,
    "g": 24,
    "b": 12
  },
  "hsl": {
    "h": 13.091,
    "s": 69.62,
    "l": 15.49
  },
  "oklch": {
    "l": 0.27312,
    "c": 0.07012,
    "h": 36.4
  },
  "luminance": 0.01873
}

Semantic roles & 50–950 ramp

primary

#43180C

secondary

#2C6D7F

accent

#C6EC3B

background

#F7F5F4

surface

#EEE9E7

border

#C9C5C3

text

#0A0301

muted

#7C7877

Preview Lab

Preview with #43180C

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

Preview Lab → · Contrast checker → · Palette generator →