#3F080C#3F080C

#3F080C is a very dark, moderate red. Relative luminance 0.013; OKLCH L 24.3% C 0.083 H 22.4°. Best body text is #FFFFFF at 16.78:1 contrast (WCAG AA passes).

Color values

HEX	#3F080C
RGB	rgb(63, 8, 12)
HSL	hsl(356, 77%, 14%)
HSV	hsv(356, 87%, 25%)
CMYK	cmyk(0%, 87.3%, 81%, 75.3%)
CIE-LAB	lab(10.97, 26.30, 12.13)
CIE-LCH	lch(10.97, 28.96, 24.77°)
OKLab	oklab(24.27% 0.077 0.0318)
OKLCH	oklch(24.27% 0.083 22.4)
XYZ	xyz(2.2033, 1.2573, 0.4744)
Luminance	0.0126 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F080C #083F3B

analogous

#3F0828 #3F080C #3F2008

triadic

#3F080C #0C3F08 #080C3F

tetradic

#3F080C #283F08 #083F3B #20083F

square

#3F080C #283F08 #083F3B #20083F

split-complementary

#3F080C #083F20 #08283F

monochromatic

#1B0305 #1B0305 #3F080C #750F16 #AC1621

Accessibility & contrast

On white

16.78

#3F080C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#3F080C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F080C

16.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F080C	#FFFFFF	#000000	##FFFFFF
##3F080C	1.00	16.78	1.25	16.78
#FFFFFF	16.78	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#18160C

Deuteranopia (green-blind)

#26220A

Tritanopia (blue-blind)

#46000A

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #3f080c;
/* rgb */ color: rgb(63, 8, 12);
/* oklch */ color: oklch(24.3% 0.083 22.4);

Tailwind

colors: {
  custom: {
    50: '#794d4c',
    500: '#3f080c',
    950: '#000000',
  },
}

SCSS

$custom: #3f080c;
$custom-light: #794d4c;
$custom-dark: #000000;

JSON

{
  "hex": "#3f080c",
  "rgb": {
    "r": 63,
    "g": 8,
    "b": 12
  },
  "hsl": {
    "h": 355.636,
    "s": 77.465,
    "l": 13.922
  },
  "oklch": {
    "l": 0.24274,
    "c": 0.08333,
    "h": 22.4
  },
  "luminance": 0.01257
}

Semantic roles & 50–950 ramp

primary

#3F080C

secondary

#257E77

accent

#F4E634

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0101

muted

#7C7777

Preview Lab

Preview with #3F080C

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

Preview Lab → · Contrast checker → · Palette generator →