#3F470D#3F470D

#3F470D is a dark, moderate yellow. Relative luminance 0.056; OKLCH L 37.8% C 0.079 H 117.2°. Best body text is #FFFFFF at 9.91:1 contrast (WCAG AA passes).

Color values

HEX	#3F470D
RGB	rgb(63, 71, 13)
HSL	hsl(68, 69%, 16%)
HSV	hsv(68, 82%, 28%)
CMYK	cmyk(11.3%, 0%, 81.7%, 72.2%)
CIE-LAB	lab(28.36, -12.00, 31.61)
CIE-LCH	lch(28.36, 33.81, 110.79°)
OKLab	oklab(37.83% -0.036 0.07)
OKLCH	oklch(37.83% 0.079 117.2)
XYZ	xyz(4.3759, 5.5923, 1.2296)
Luminance	0.0559 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F470D #150D47

analogous

#47320D #3F470D #22470D

triadic

#3F470D #0D3F47 #470D3F

tetradic

#3F470D #0D4732 #150D47 #470D22

square

#3F470D #0D4732 #150D47 #470D22

split-complementary

#3F470D #0D2247 #320D47

monochromatic

#171A05 #171A05 #3F470D #6D7B16 #9BAE20

Accessibility & contrast

On white

9.91

#3F470D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#3F470D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F470D

9.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F470D	#FFFFFF	#000000	##FFFFFF
##3F470D	1.00	9.91	2.12	9.91
#FFFFFF	9.91	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C4303

Deuteranopia (green-blind)

#4C4312

Tritanopia (blue-blind)

#43433C

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #3f470d;
/* rgb */ color: rgb(63, 71, 13);
/* oklch */ color: oklch(37.8% 0.079 117.2);

Tailwind

colors: {
  custom: {
    50: '#767a51',
    500: '#3f470d',
    950: '#000000',
  },
}

SCSS

$custom: #3f470d;
$custom-light: #767a51;
$custom-dark: #000000;

JSON

{
  "hex": "#3f470d",
  "rgb": {
    "r": 63,
    "g": 71,
    "b": 13
  },
  "hsl": {
    "h": 68.276,
    "s": 69.048,
    "l": 16.471
  },
  "oklch": {
    "l": 0.3783,
    "c": 0.07874,
    "h": 117.2
  },
  "luminance": 0.05592
}

Semantic roles & 50–950 ramp

primary

#3F470D

secondary

#392D82

accent

#3CEC54

background

#F7F7F4

surface

#EDEDE7

border

#C8C8C3

text

#090902

muted

#7B7B78

Preview Lab

Preview with #3F470D

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

Preview Lab → · Contrast checker → · Palette generator →