#64541B#64541B

#64541B is a mid, moderate yellow. Relative luminance 0.091; OKLCH L 45.0% C 0.077 H 93.2°. Best body text is #FFFFFF at 7.43:1 contrast (WCAG AA passes).

Color values

HEX	#64541B
RGB	rgb(100, 84, 27)
HSL	hsl(47, 57%, 25%)
HSV	hsv(47, 73%, 39%)
CMYK	cmyk(0%, 16%, 73%, 60.8%)
CIE-LAB	lab(36.23, -0.46, 34.41)
CIE-LCH	lch(36.23, 34.42, 90.77°)
OKLab	oklab(45.02% -0.0043 0.0773)
OKLCH	oklch(45.02% 0.077 93.2)
XYZ	xyz(8.6241, 9.1296, 2.3446)
Luminance	0.0913 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64541B #1B2B64

analogous

#642F1B #64541B #50641B

triadic

#64541B #1B6454 #541B64

tetradic

#64541B #1B642F #1B2B64 #641B50

square

#64541B #1B642F #1B2B64 #641B50

split-complementary

#64541B #1B5064 #2F1B64

monochromatic

#181407 #342C0E #64541B #947C28 #C4A535

Accessibility & contrast

On white

7.43

#64541B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#64541B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64541B

7.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64541B	#FFFFFF	#000000	##FFFFFF
##64541B	1.00	7.43	2.83	7.43
#FFFFFF	7.43	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5214

Deuteranopia (green-blind)

#61571E

Tritanopia (blue-blind)

#6C4D48

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #64541b;
/* rgb */ color: rgb(100, 84, 27);
/* oklch */ color: oklch(45.0% 0.077 93.2);

Tailwind

colors: {
  custom: {
    50: '#93835b',
    500: '#64541b',
    950: '#000000',
  },
}

SCSS

$custom: #64541b;
$custom-light: #93835b;
$custom-dark: #000000;

JSON

{
  "hex": "#64541b",
  "rgb": {
    "r": 100,
    "g": 84,
    "b": 27
  },
  "hsl": {
    "h": 46.849,
    "s": 57.48,
    "l": 24.902
  },
  "oklch": {
    "l": 0.45017,
    "c": 0.07744,
    "h": 93.2
  },
  "luminance": 0.09129
}

Semantic roles & 50–950 ramp

primary

#64541B

secondary

#415599

accent

#69E147

background

#F9F8F5

surface

#F2EFE9

border

#CCCAC5

text

#0D0A04

muted

#7E7C79

Preview Lab

Preview with #64541B

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

Preview Lab → · Contrast checker → · Palette generator →