#3F290E#3F290E

#3F290E is a dark, muted orange. Relative luminance 0.027; OKLCH L 30.2% C 0.052 H 69.0°. Best body text is #FFFFFF at 13.68:1 contrast (WCAG AA passes).

Color values

HEX#3F290E
RGBrgb(63, 41, 14)
HSLhsl(33, 64%, 15%)
HSVhsv(33, 78%, 25%)
CMYKcmyk(0%, 34.9%, 77.8%, 75.3%)
CIE-LABlab(18.69, 7.11, 21.10)
CIE-LCHlch(18.69, 22.27, 71.38°)
OKLaboklab(30.17% 0.0186 0.0484)
OKLCHoklch(30.17% 0.052 69)
XYZxyz(2.9223, 2.6746, 0.7777)
Luminance0.0267 (WCAG relative)
Temperaturewarm
Familyorange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3F290E #0E243F
analogous
#3F100E #3F290E #3C3F0E
triadic
#3F290E #0E3F29 #290E3F
tetradic
#3F290E #0E3F10 #0E243F #3F0E3C
square
#3F290E #0E3F10 #0E243F #3F0E3C
split-complementary
#3F290E #0E3C3F #100E3F
monochromatic
#191006 #191006 #3F290E #714A19 #A36A24

Accessibility & contrast

On white

13.68
#3F290E on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.53
#3F290E on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F290E
13.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3F290E#FFFFFF#000000##FFFFFF
##3F290E1.0013.681.5313.68
#FFFFFF13.681.0021.001.00
#0000001.5321.001.0021.00
##FFFFFF13.681.0021.001.00

Color blindness preview

Protanopia (red-blind)
#302A0B
Deuteranopia (green-blind)
#36300F
Tritanopia (blue-blind)
#452423
Achromatopsia (no color)
#2D2D2D

Design tokens & code

CSS
--color: #3f290e;
/* rgb */ color: rgb(63, 41, 14);
/* oklch */ color: oklch(30.2% 0.052 69.0);
Tailwind
colors: {
  custom: {
    50: '#77624e',
    500: '#3f290e',
    950: '#000000',
  },
}
SCSS
$custom: #3f290e;
$custom-light: #77624e;
$custom-dark: #000000;
JSON
{
  "hex": "#3f290e",
  "rgb": {
    "r": 63,
    "g": 41,
    "b": 14
  },
  "hsl": {
    "h": 33.061,
    "s": 63.636,
    "l": 15.098
  },
  "oklch": {
    "l": 0.30167,
    "c": 0.05182,
    "h": 69
  },
  "luminance": 0.02674
}

Semantic roles & 50–950 ramp

primary
#3F290E
secondary
#2F517A
accent
#8BE741
background
#F7F5F4
surface
#EDEAE7
border
#C8C6C3
text
#090501
muted
#7B7977

Preview Lab

Preview with #3F290E

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

Preview Lab → · Contrast checker → · Palette generator →

#3F290E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva