#3F0F19#3F0F19

#3F0F19 is a dark, moderate red. Relative luminance 0.015; OKLCH L 25.4% C 0.075 H 11.8°. Best body text is #FFFFFF at 16.23:1 contrast (WCAG AA passes).

Color values

HEX	#3F0F19
RGB	rgb(63, 15, 25)
HSL	hsl(348, 62%, 15%)
HSV	hsv(348, 76%, 25%)
CMYK	cmyk(0%, 76.2%, 60.3%, 75.3%)
CIE-LAB	lab(12.41, 24.16, 6.05)
CIE-LCH	lch(12.41, 24.91, 14.06°)
OKLab	oklab(25.44% 0.0731 0.0153)
OKLCH	oklch(25.44% 0.075 11.8)
XYZ	xyz(2.3964, 1.4689, 1.0769)
Luminance	0.0147 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F0F19 #0F3F35

analogous

#3F0F31 #3F0F19 #3F1D0F

triadic

#3F0F19 #193F0F #0F193F

tetradic

#3F0F19 #313F0F #0F3F35 #1D0F3F

square

#3F0F19 #313F0F #0F3F35 #1D0F3F

split-complementary

#3F0F19 #0F3F1D #0F313F

monochromatic

#19060A #19060A #3F0F19 #701B2D #A22740

Accessibility & contrast

On white

16.23

#3F0F19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#3F0F19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F0F19

16.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F0F19	#FFFFFF	#000000	##FFFFFF
##3F0F19	1.00	16.23	1.29	16.23
#FFFFFF	16.23	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A1A19

Deuteranopia (green-blind)

#272418

Tritanopia (blue-blind)

#450713

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #3f0f19;
/* rgb */ color: rgb(63, 15, 25);
/* oklch */ color: oklch(25.4% 0.075 11.8);

Tailwind

colors: {
  custom: {
    50: '#785155',
    500: '#3f0f19',
    950: '#000000',
  },
}

SCSS

$custom: #3f0f19;
$custom-light: #785155;
$custom-dark: #000000;

JSON

{
  "hex": "#3f0f19",
  "rgb": {
    "r": 63,
    "g": 15,
    "b": 25
  },
  "hsl": {
    "h": 347.5,
    "s": 61.538,
    "l": 15.294
  },
  "oklch": {
    "l": 0.25437,
    "c": 0.07467,
    "h": 11.8
  },
  "luminance": 0.01469
}

Semantic roles & 50–950 ramp

primary

#3F0F19

secondary

#30796A

accent

#E5C343

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#090203

muted

#7B7878

Preview Lab

Preview with #3F0F19

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

Preview Lab → · Contrast checker → · Palette generator →