#3F1B04#3F1B04

#3F1B04 is a dark, moderate orange. Relative luminance 0.018; OKLCH L 27.0% C 0.065 H 49.8°. Best body text is #FFFFFF at 15.33:1 contrast (WCAG AA passes).

Color values

HEX	#3F1B04
RGB	rgb(63, 27, 4)
HSL	hsl(23, 88%, 13%)
HSV	hsv(23, 94%, 25%)
CMYK	cmyk(0%, 57.1%, 93.7%, 75.3%)
CIE-LAB	lab(14.68, 15.75, 20.41)
CIE-LCH	lch(14.68, 25.78, 52.35°)
OKLab	oklab(27.03% 0.0423 0.05)
OKLCH	oklch(27.03% 0.065 49.8)
XYZ	xyz(2.4640, 1.8497, 0.3421)
Luminance	0.0185 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1B04 #04283F

analogous

#3F040A #3F1B04 #3F3804

triadic

#3F1B04 #043F1B #1B043F

tetradic

#3F1B04 #0A3F04 #04283F #38043F

square

#3F1B04 #0A3F04 #04283F #38043F

split-complementary

#3F1B04 #043F38 #040A3F

monochromatic

#1D0C02 #1D0C02 #3F1B04 #793408 #B24C0B

Accessibility & contrast

On white

15.33

#3F1B04 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#3F1B04 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1B04

15.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1B04	#FFFFFF	#000000	##FFFFFF
##3F1B04	1.00	15.33	1.37	15.33
#FFFFFF	15.33	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#252002

Deuteranopia (green-blind)

#2E2803

Tritanopia (blue-blind)

#461316

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #3f1b04;
/* rgb */ color: rgb(63, 27, 4);
/* oklch */ color: oklch(27.0% 0.065 49.8);

Tailwind

colors: {
  custom: {
    50: '#785848',
    500: '#3f1b04',
    950: '#000000',
  },
}

SCSS

$custom: #3f1b04;
$custom-light: #785848;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1b04",
  "rgb": {
    "r": 63,
    "g": 27,
    "b": 4
  },
  "hsl": {
    "h": 23.39,
    "s": 88.06,
    "l": 13.137
  },
  "oklch": {
    "l": 0.27033,
    "c": 0.06547,
    "h": 49.8
  },
  "luminance": 0.01849
}

Semantic roles & 50–950 ramp

primary

#3F1B04

secondary

#1E5A80

accent

#ABFE2A

background

#F7F5F4

surface

#EEE9E6

border

#C9C5C2

text

#090300

muted

#7B7877

Preview Lab

Preview with #3F1B04

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

Preview Lab → · Contrast checker → · Palette generator →