#64571D#64571D

#64571D is a mid, moderate yellow. Relative luminance 0.096; OKLCH L 45.7% C 0.078 H 96.5°. Best body text is #FFFFFF at 7.18:1 contrast (WCAG AA passes).

Color values

HEX	#64571D
RGB	rgb(100, 87, 29)
HSL	hsl(49, 55%, 25%)
HSV	hsv(49, 71%, 39%)
CMYK	cmyk(0%, 13%, 71%, 60.8%)
CIE-LAB	lab(37.14, -2.13, 34.40)
CIE-LCH	lch(37.14, 34.47, 93.55°)
OKLab	oklab(45.74% -0.0088 0.0777)
OKLCH	oklch(45.74% 0.078 96.5)
XYZ	xyz(8.8859, 9.6149, 2.5500)
Luminance	0.0961 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64571D #1D2A64

analogous

#64331D #64571D #4D641D

triadic

#64571D #1D6457 #571D64

tetradic

#64571D #1D6433 #1D2A64 #641D4D

square

#64571D #1D6433 #1D2A64 #641D4D

split-complementary

#64571D #1D4D64 #331D64

monochromatic

#181507 #352E0F #64571D #93802B #C3AA39

Accessibility & contrast

On white

7.18

#64571D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#64571D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64571D

7.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64571D	#FFFFFF	#000000	##FFFFFF
##64571D	1.00	7.18	2.92	7.18
#FFFFFF	7.18	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605516

Deuteranopia (green-blind)

#635920

Tritanopia (blue-blind)

#6C504B

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #64571d;
/* rgb */ color: rgb(100, 87, 29);
/* oklch */ color: oklch(45.7% 0.078 96.5);

Tailwind

colors: {
  custom: {
    50: '#93865c',
    500: '#64571d',
    950: '#000000',
  },
}

SCSS

$custom: #64571d;
$custom-light: #93865c;
$custom-dark: #000000;

JSON

{
  "hex": "#64571d",
  "rgb": {
    "r": 100,
    "g": 87,
    "b": 29
  },
  "hsl": {
    "h": 49.014,
    "s": 55.039,
    "l": 25.294
  },
  "oklch": {
    "l": 0.45742,
    "c": 0.07817,
    "h": 96.5
  },
  "luminance": 0.09614
}

Semantic roles & 50–950 ramp

primary

#64571D

secondary

#445399

accent

#65DE49

background

#F9F8F5

surface

#F2EFE9

border

#CCCAC5

text

#0D0B04

muted

#7E7C79

Preview Lab

Preview with #64571D

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

Preview Lab → · Contrast checker → · Palette generator →