#3A0407#3A0407

#3A0407 is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.6% C 0.083 H 23.9°. Best body text is #FFFFFF at 17.49:1 contrast (WCAG AA passes).

Color values

HEX	#3A0407
RGB	rgb(58, 4, 7)
HSL	hsl(357, 87%, 12%)
HSV	hsv(357, 93%, 23%)
CMYK	cmyk(0%, 93.1%, 87.9%, 77.3%)
CIE-LAB	lab(9.01, 26.14, 11.27)
CIE-LCH	lch(9.01, 28.47, 23.31°)
OKLab	oklab(22.57% 0.0759 0.0336)
OKLCH	oklch(22.57% 0.083 23.9)
XYZ	xyz(1.8269, 1.0020, 0.2982)
Luminance	0.0100 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A0407 #043A37

analogous

#3A0422 #3A0407 #3A1C04

triadic

#3A0407 #073A04 #04073A

tetradic

#3A0407 #223A04 #043A37 #1C043A

square

#3A0407 #223A04 #043A37 #1C043A

split-complementary

#3A0407 #043A1C #04223A

monochromatic

#1D0203 #1D0203 #3A0407 #73080E #AD0C15

Accessibility & contrast

On white

17.49

#3A0407 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#3A0407 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A0407

17.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A0407	#FFFFFF	#000000	##FFFFFF
##3A0407	1.00	17.49	1.20	17.49
#FFFFFF	17.49	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#151207

Deuteranopia (green-blind)

#221E05

Tritanopia (blue-blind)

#410006

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #3a0407;
/* rgb */ color: rgb(58, 4, 7);
/* oklch */ color: oklch(22.6% 0.083 23.9);

Tailwind

colors: {
  custom: {
    50: '#754a4a',
    500: '#3a0407',
    950: '#000000',
  },
}

SCSS

$custom: #3a0407;
$custom-light: #754a4a;
$custom-dark: #000000;

JSON

{
  "hex": "#3a0407",
  "rgb": {
    "r": 58,
    "g": 4,
    "b": 7
  },
  "hsl": {
    "h": 356.667,
    "s": 87.097,
    "l": 12.157
  },
  "oklch": {
    "l": 0.22574,
    "c": 0.08296,
    "h": 23.9
  },
  "luminance": 0.01002
}

Semantic roles & 50–950 ramp

primary

#3A0407

secondary

#1E7C77

accent

#FDF22B

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090101

muted

#7B7777

Preview Lab

Preview with #3A0407

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

Preview Lab → · Contrast checker → · Palette generator →