#3A150B#3A150B

#3A150B is a dark, moderate red. Relative luminance 0.015; OKLCH L 25.1% C 0.062 H 36.1°. Best body text is #FFFFFF at 16.25:1 contrast (WCAG AA passes).

Color values

HEX	#3A150B
RGB	rgb(58, 21, 11)
HSL	hsl(13, 68%, 14%)
HSV	hsv(13, 81%, 23%)
CMYK	cmyk(0%, 63.8%, 81%, 77.3%)
CIE-LAB	lab(12.35, 17.50, 14.30)
CIE-LCH	lch(12.35, 22.60, 39.26°)
OKLab	oklab(25.1% 0.0499 0.0363)
OKLCH	oklch(25.1% 0.062 36.1)
XYZ	xyz(2.0737, 1.4603, 0.4892)
Luminance	0.0146 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A150B #0B303A

analogous

#3A0B18 #3A150B #3A2C0B

triadic

#3A150B #0B3A15 #150B3A

tetradic

#3A150B #183A0B #0B303A #2C0B3A

square

#3A150B #183A0B #0B303A #2C0B3A

split-complementary

#3A150B #0B3A2C #0B183A

monochromatic

#1A0905 #1A0905 #3A150B #6D2815 #A13A1F

Accessibility & contrast

On white

16.25

#3A150B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#3A150B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A150B

16.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A150B	#FFFFFF	#000000	##FFFFFF
##3A150B	1.00	16.25	1.29	16.25
#FFFFFF	16.25	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F1B0A

Deuteranopia (green-blind)

#28230A

Tritanopia (blue-blind)

#400D13

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #3a150b;
/* rgb */ color: rgb(58, 21, 11);
/* oklch */ color: oklch(25.1% 0.062 36.1);

Tailwind

colors: {
  custom: {
    50: '#74534b',
    500: '#3a150b',
    950: '#000000',
  },
}

SCSS

$custom: #3a150b;
$custom-light: #74534b;
$custom-dark: #000000;

JSON

{
  "hex": "#3a150b",
  "rgb": {
    "r": 58,
    "g": 21,
    "b": 11
  },
  "hsl": {
    "h": 12.766,
    "s": 68.116,
    "l": 13.529
  },
  "oklch": {
    "l": 0.25104,
    "c": 0.06171,
    "h": 36.1
  },
  "luminance": 0.0146
}

Semantic roles & 50–950 ramp

primary

#3A150B

secondary

#2A6677

accent

#C6EB3D

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090201

muted

#7B7877

Preview Lab

Preview with #3A150B

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

Preview Lab → · Contrast checker → · Palette generator →