#3A030F#3A030F

#3A030F is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.6% C 0.084 H 14.7°. Best body text is #FFFFFF at 17.50:1 contrast (WCAG AA passes).

Color values

HEX	#3A030F
RGB	rgb(58, 3, 15)
HSL	hsl(347, 90%, 12%)
HSV	hsv(347, 95%, 23%)
CMYK	cmyk(0%, 94.8%, 74.1%, 77.3%)
CIE-LAB	lab(8.99, 27.13, 7.68)
CIE-LCH	lch(8.99, 28.20, 15.80°)
OKLab	oklab(22.61% 0.0813 0.0213)
OKLCH	oklch(22.61% 0.084 14.7)
XYZ	xyz(1.8639, 0.9994, 0.5466)
Luminance	0.0100 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A030F #033A2E

analogous

#3A032B #3A030F #3A1303

triadic

#3A030F #0F3A03 #030F3A

tetradic

#3A030F #2B3A03 #033A2E #13033A

square

#3A030F #2B3A03 #033A2E #13033A

split-complementary

#3A030F #033A13 #032B3A

monochromatic

#1D0208 #1D0208 #3A030F #74061E #AE092D

Accessibility & contrast

On white

17.50

#3A030F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#3A030F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A030F

17.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A030F	#FFFFFF	#000000	##FFFFFF
##3A030F	1.00	17.50	1.20	17.50
#FFFFFF	17.50	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#13120F

Deuteranopia (green-blind)

#211E0D

Tritanopia (blue-blind)

#410008

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #3a030f;
/* rgb */ color: rgb(58, 3, 15);
/* oklch */ color: oklch(22.6% 0.084 14.7);

Tailwind

colors: {
  custom: {
    50: '#754a4d',
    500: '#3a030f',
    950: '#000000',
  },
}

SCSS

$custom: #3a030f;
$custom-light: #754a4d;
$custom-dark: #000000;

JSON

{
  "hex": "#3a030f",
  "rgb": {
    "r": 58,
    "g": 3,
    "b": 15
  },
  "hsl": {
    "h": 346.909,
    "s": 90.164,
    "l": 11.961
  },
  "oklch": {
    "l": 0.2261,
    "c": 0.08407,
    "h": 14.7
  },
  "luminance": 0.00999
}

Semantic roles & 50–950 ramp

primary

#3A030F

secondary

#1C7D68

accent

#FFD029

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090101

muted

#7B7777

Preview Lab

Preview with #3A030F

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

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