#3F350B#3F350B

#3F350B is a dark, muted yellow. Relative luminance 0.036; OKLCH L 33.1% C 0.059 H 95.3°. Best body text is #FFFFFF at 12.17:1 contrast (WCAG AA passes).

Color values

HEX	#3F350B
RGB	rgb(63, 53, 11)
HSL	hsl(48, 70%, 15%)
HSV	hsv(48, 83%, 25%)
CMYK	cmyk(0%, 15.9%, 82.5%, 75.3%)
CIE-LAB	lab(22.40, -1.03, 26.63)
CIE-LCH	lch(22.40, 26.65, 92.22°)
OKLab	oklab(33.07% -0.0055 0.0592)
OKLCH	oklch(33.07% 0.059 95.3)
XYZ	xyz(3.3836, 3.6273, 0.8385)
Luminance	0.0363 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F350B #0B153F

analogous

#3F1B0B #3F350B #2F3F0B

triadic

#3F350B #0B3F35 #350B3F

tetradic

#3F350B #0B3F1B #0B153F #3F0B2F

square

#3F350B #0B3F1B #0B153F #3F0B2F

split-complementary

#3F350B #0B2F3F #1B0B3F

monochromatic

#1A1605 #1A1605 #3F350B #736114 #A78D1D

Accessibility & contrast

On white

12.17

#3F350B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#3F350B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F350B

12.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F350B	#FFFFFF	#000000	##FFFFFF
##3F350B	1.00	12.17	1.73	12.17
#FFFFFF	12.17	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B3405

Deuteranopia (green-blind)

#3E370D

Tritanopia (blue-blind)

#45302D

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #3f350b;
/* rgb */ color: rgb(63, 53, 11);
/* oklch */ color: oklch(33.1% 0.059 95.3);

Tailwind

colors: {
  custom: {
    50: '#766b4d',
    500: '#3f350b',
    950: '#000000',
  },
}

SCSS

$custom: #3f350b;
$custom-light: #766b4d;
$custom-dark: #000000;

JSON

{
  "hex": "#3f350b",
  "rgb": {
    "r": 63,
    "g": 53,
    "b": 11
  },
  "hsl": {
    "h": 48.462,
    "s": 70.27,
    "l": 14.51
  },
  "oklch": {
    "l": 0.3307,
    "c": 0.05946,
    "h": 95.3
  },
  "luminance": 0.03627
}

Semantic roles & 50–950 ramp

primary

#3F350B

secondary

#2A3A7C

accent

#5DED3B

background

#F7F6F4

surface

#EDEBE7

border

#C8C6C3

text

#090601

muted

#7B7A77

Preview Lab

Preview with #3F350B

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

Preview Lab → · Contrast checker → · Palette generator →