#38100C#38100C

#38100C is a very dark, moderate red. Relative luminance 0.012; OKLCH L 23.9% C 0.065 H 28.6°. Best body text is #FFFFFF at 16.83:1 contrast (WCAG AA passes).

Color values

HEX	#38100C
RGB	rgb(56, 16, 12)
HSL	hsl(5, 65%, 13%)
HSV	hsv(5, 79%, 22%)
CMYK	cmyk(0%, 71.4%, 78.6%, 78%)
CIE-LAB	lab(10.84, 19.62, 11.71)
CIE-LCH	lch(10.84, 22.84, 30.83°)
OKLab	oklab(23.88% 0.057 0.031)
OKLCH	oklch(23.88% 0.065 28.6)
XYZ	xyz(1.8827, 1.2381, 0.4876)
Luminance	0.0124 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#38100C #0C3438

analogous

#380C1E #38100C #38260C

triadic

#38100C #0C3810 #100C38

tetradic

#38100C #1E380C #0C3438 #260C38

square

#38100C #1E380C #0C3438 #260C38

split-complementary

#38100C #0C3826 #0C1E38

monochromatic

#190705 #190705 #38100C #6A1E17 #9D2D22

Accessibility & contrast

On white

16.83

#38100C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#38100C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #38100C

16.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##38100C	#FFFFFF	#000000	##FFFFFF
##38100C	1.00	16.83	1.25	16.83
#FFFFFF	16.83	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B180B

Deuteranopia (green-blind)

#25200B

Tritanopia (blue-blind)

#3E070F

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #38100c;
/* rgb */ color: rgb(56, 16, 12);
/* oklch */ color: oklch(23.9% 0.065 28.6);

Tailwind

colors: {
  custom: {
    50: '#72504c',
    500: '#38100c',
    950: '#000000',
  },
}

SCSS

$custom: #38100c;
$custom-light: #72504c;
$custom-dark: #000000;

JSON

{
  "hex": "#38100c",
  "rgb": {
    "r": 56,
    "g": 16,
    "b": 12
  },
  "hsl": {
    "h": 5.455,
    "s": 64.706,
    "l": 13.333
  },
  "oklch": {
    "l": 0.23884,
    "c": 0.06484,
    "h": 28.6
  },
  "luminance": 0.01238
}

Semantic roles & 50–950 ramp

primary

#38100C

secondary

#2C6E74

accent

#D8E840

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#080201

muted

#7B7877

Preview Lab

Preview with #38100C

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

Preview Lab → · Contrast checker → · Palette generator →