#3B1007#3B1007

#3B1007 is a very dark, moderate red. Relative luminance 0.013; OKLCH L 24.4% C 0.070 H 33.8°. Best body text is #FFFFFF at 16.62:1 contrast (WCAG AA passes).

Color values

HEX	#3B1007
RGB	rgb(59, 16, 7)
HSL	hsl(10, 79%, 13%)
HSV	hsv(10, 88%, 23%)
CMYK	cmyk(0%, 72.9%, 88.1%, 76.9%)
CIE-LAB	lab(11.39, 20.62, 14.65)
CIE-LCH	lch(11.39, 25.30, 35.40°)
OKLab	oklab(24.39% 0.0584 0.0392)
OKLCH	oklch(24.39% 0.07 33.8)
XYZ	xyz(2.0275, 1.3160, 0.3482)
Luminance	0.0132 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B1007 #07323B

analogous

#3B0718 #3B1007 #3B2A07

triadic

#3B1007 #073B10 #10073B

tetradic

#3B1007 #183B07 #07323B #2A073B

square

#3B1007 #183B07 #07323B #2A073B

split-complementary

#3B1007 #073B2A #07183B

monochromatic

#1B0703 #1B0703 #3B1007 #721F0D #A82E14

Accessibility & contrast

On white

16.62

#3B1007 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#3B1007 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B1007

16.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B1007	#FFFFFF	#000000	##FFFFFF
##3B1007	1.00	16.62	1.26	16.62
#FFFFFF	16.62	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C1806

Deuteranopia (green-blind)

#272206

Tritanopia (blue-blind)

#42060E

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #3b1007;
/* rgb */ color: rgb(59, 16, 7);
/* oklch */ color: oklch(24.4% 0.070 33.8);

Tailwind

colors: {
  custom: {
    50: '#755049',
    500: '#3b1007',
    950: '#000000',
  },
}

SCSS

$custom: #3b1007;
$custom-light: #755049;
$custom-dark: #000000;

JSON

{
  "hex": "#3b1007",
  "rgb": {
    "r": 59,
    "g": 16,
    "b": 7
  },
  "hsl": {
    "h": 10.385,
    "s": 78.788,
    "l": 12.941
  },
  "oklch": {
    "l": 0.24394,
    "c": 0.0703,
    "h": 33.8
  },
  "luminance": 0.01316
}

Semantic roles & 50–950 ramp

primary

#3B1007

secondary

#236B7A

accent

#D4F533

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090201

muted

#7B7877

Preview Lab

Preview with #3B1007

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

Preview Lab → · Contrast checker → · Palette generator →