#3A050B#3A050B

#3A050B is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.8% C 0.081 H 20.4°. Best body text is #FFFFFF at 17.41:1 contrast (WCAG AA passes).

Color values

HEX	#3A050B
RGB	rgb(58, 5, 11)
HSL	hsl(353, 84%, 12%)
HSV	hsv(353, 91%, 23%)
CMYK	cmyk(0%, 91.4%, 81%, 77.3%)
CIE-LAB	lab(9.26, 25.86, 9.99)
CIE-LCH	lch(9.26, 27.72, 21.12°)
OKLab	oklab(22.78% 0.0762 0.0283)
OKLCH	oklch(22.78% 0.081 20.4)
XYZ	xyz(1.8598, 1.0325, 0.4179)
Luminance	0.0103 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A050B #053A34

analogous

#3A0525 #3A050B #3A1A05

triadic

#3A050B #0B3A05 #050B3A

tetradic

#3A050B #253A05 #053A34 #1A053A

square

#3A050B #253A05 #053A34 #1A053A

split-complementary

#3A050B #053A1A #05253A

monochromatic

#1C0205 #1C0205 #3A050B #720A16 #AB0F20

Accessibility & contrast

On white

17.41

#3A050B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#3A050B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A050B

17.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A050B	#FFFFFF	#000000	##FFFFFF
##3A050B	1.00	17.41	1.21	17.41
#FFFFFF	17.41	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#15130B

Deuteranopia (green-blind)

#221E09

Tritanopia (blue-blind)

#410007

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #3a050b;
/* rgb */ color: rgb(58, 5, 11);
/* oklch */ color: oklch(22.8% 0.081 20.4);

Tailwind

colors: {
  custom: {
    50: '#754b4b',
    500: '#3a050b',
    950: '#000000',
  },
}

SCSS

$custom: #3a050b;
$custom-light: #754b4b;
$custom-dark: #000000;

JSON

{
  "hex": "#3a050b",
  "rgb": {
    "r": 58,
    "g": 5,
    "b": 11
  },
  "hsl": {
    "h": 353.208,
    "s": 84.127,
    "l": 12.353
  },
  "oklch": {
    "l": 0.22784,
    "c": 0.08125,
    "h": 20.4
  },
  "luminance": 0.01032
}

Semantic roles & 50–950 ramp

primary

#3A050B

secondary

#207B71

accent

#FAE32D

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090101

muted

#7B7777

Preview Lab

Preview with #3A050B

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

Preview Lab → · Contrast checker → · Palette generator →