#3F060A#3F060A

#3F060A is a very dark, moderate red. Relative luminance 0.012; OKLCH L 24.0% C 0.086 H 23.1°. Best body text is #FFFFFF at 16.91:1 contrast (WCAG AA passes).

Color values

HEX	#3F060A
RGB	rgb(63, 6, 10)
HSL	hsl(356, 83%, 14%)
HSV	hsv(356, 90%, 25%)
CMYK	cmyk(0%, 90.5%, 84.1%, 75.3%)
CIE-LAB	lab(10.63, 27.08, 12.51)
CIE-LCH	lch(10.63, 29.83, 24.79°)
OKLab	oklab(24.01% 0.079 0.0336)
OKLCH	oklch(24.01% 0.086 23.1)
XYZ	xyz(2.1701, 1.2093, 0.4063)
Luminance	0.0121 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F060A #063F3B

analogous

#3F0626 #3F060A #3F1E06

triadic

#3F060A #0A3F06 #060A3F

tetradic

#3F060A #263F06 #063F3B #1E063F

square

#3F060A #263F06 #063F3B #1E063F

split-complementary

#3F060A #063F1E #06263F

monochromatic

#1C0304 #1C0304 #3F060A #770B13 #AF111C

Accessibility & contrast

On white

16.91

#3F060A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#3F060A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F060A

16.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F060A	#FFFFFF	#000000	##FFFFFF
##3F060A	1.00	16.91	1.24	16.91
#FFFFFF	16.91	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#18150A

Deuteranopia (green-blind)

#262108

Tritanopia (blue-blind)

#460008

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #3f060a;
/* rgb */ color: rgb(63, 6, 10);
/* oklch */ color: oklch(24.0% 0.086 23.1);

Tailwind

colors: {
  custom: {
    50: '#794c4b',
    500: '#3f060a',
    950: '#000000',
  },
}

SCSS

$custom: #3f060a;
$custom-light: #794c4b;
$custom-dark: #000000;

JSON

{
  "hex": "#3f060a",
  "rgb": {
    "r": 63,
    "g": 6,
    "b": 10
  },
  "hsl": {
    "h": 355.789,
    "s": 82.609,
    "l": 13.529
  },
  "oklch": {
    "l": 0.24005,
    "c": 0.08581,
    "h": 23.1
  },
  "luminance": 0.01209
}

Semantic roles & 50–950 ramp

primary

#3F060A

secondary

#227F78

accent

#F9EB2F

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0101

muted

#7C7777

Preview Lab

Preview with #3F060A

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

Preview Lab → · Contrast checker → · Palette generator →