#3F270B#3F270B

#3F270B is a dark, muted orange. Relative luminance 0.025; OKLCH L 29.7% C 0.054 H 66.8°. Best body text is #FFFFFF at 13.94:1 contrast (WCAG AA passes).

Color values

HEX	#3F270B
RGB	rgb(63, 39, 11)
HSL	hsl(32, 70%, 15%)
HSV	hsv(32, 83%, 25%)
CMYK	cmyk(0%, 38.1%, 82.5%, 75.3%)
CIE-LAB	lab(18.06, 8.26, 21.76)
CIE-LCH	lch(18.06, 23.28, 69.23°)
OKLab	oklab(29.67% 0.0214 0.0499)
OKLCH	oklch(29.67% 0.054 66.8)
XYZ	xyz(2.8360, 2.5322, 0.6559)
Luminance	0.0253 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F270B #0B233F

analogous

#3F0D0B #3F270B #3D3F0B

triadic

#3F270B #0B3F27 #270B3F

tetradic

#3F270B #0B3F0D #0B233F #3F0B3D

square

#3F270B #0B3F0D #0B233F #3F0B3D

split-complementary

#3F270B #0B3D3F #0D0B3F

monochromatic

#1A1005 #1A1005 #3F270B #734714 #A7681D

Accessibility & contrast

On white

13.94

#3F270B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#3F270B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F270B

13.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F270B	#FFFFFF	#000000	##FFFFFF
##3F270B	1.00	13.94	1.51	13.94
#FFFFFF	13.94	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F2908

Deuteranopia (green-blind)

#342E0C

Tritanopia (blue-blind)

#452121

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #3f270b;
/* rgb */ color: rgb(63, 39, 11);
/* oklch */ color: oklch(29.7% 0.054 66.8);

Tailwind

colors: {
  custom: {
    50: '#77614c',
    500: '#3f270b',
    950: '#000000',
  },
}

SCSS

$custom: #3f270b;
$custom-light: #77614c;
$custom-dark: #000000;

JSON

{
  "hex": "#3f270b",
  "rgb": {
    "r": 63,
    "g": 39,
    "b": 11
  },
  "hsl": {
    "h": 32.308,
    "s": 70.27,
    "l": 14.51
  },
  "oklch": {
    "l": 0.29669,
    "c": 0.05434,
    "h": 66.8
  },
  "luminance": 0.02532
}

Semantic roles & 50–950 ramp

primary

#3F270B

secondary

#2A507C

accent

#8DED3B

background

#F7F5F4

surface

#EDE9E7

border

#C8C5C3

text

#090501

muted

#7B7977

Preview Lab

Preview with #3F270B

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

Preview Lab → · Contrast checker → · Palette generator →