#64591D#64591D

#64591D is a mid, moderate yellow. Relative luminance 0.099; OKLCH L 46.2% C 0.080 H 98.8°. Best body text is #FFFFFF at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#64591D
RGB	rgb(100, 89, 29)
HSL	hsl(51, 55%, 25%)
HSV	hsv(51, 71%, 39%)
CMYK	cmyk(0%, 11%, 71%, 60.8%)
CIE-LAB	lab(37.74, -3.32, 35.03)
CIE-LCH	lch(37.74, 35.19, 95.42°)
OKLab	oklab(46.22% -0.0122 0.079)
OKLCH	oklch(46.22% 0.08 98.8)
XYZ	xyz(9.0501, 9.9432, 2.6047)
Luminance	0.0994 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64591D #1D2864

analogous

#64351D #64591D #4B641D

triadic

#64591D #1D6459 #591D64

tetradic

#64591D #1D6435 #1D2864 #641D4B

square

#64591D #1D6435 #1D2864 #641D4B

split-complementary

#64591D #1D4B64 #351D64

monochromatic

#181507 #352F0F #64591D #93832B #C3AD39

Accessibility & contrast

On white

7.03

#64591D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#64591D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64591D

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64591D	#FFFFFF	#000000	##FFFFFF
##64591D	1.00	7.03	2.99	7.03
#FFFFFF	7.03	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625715

Deuteranopia (green-blind)

#655B20

Tritanopia (blue-blind)

#6C524D

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #64591d;
/* rgb */ color: rgb(100, 89, 29);
/* oklch */ color: oklch(46.2% 0.080 98.8);

Tailwind

colors: {
  custom: {
    50: '#93875d',
    500: '#64591d',
    950: '#000000',
  },
}

SCSS

$custom: #64591d;
$custom-light: #93875d;
$custom-dark: #000000;

JSON

{
  "hex": "#64591d",
  "rgb": {
    "r": 100,
    "g": 89,
    "b": 29
  },
  "hsl": {
    "h": 50.704,
    "s": 55.039,
    "l": 25.294
  },
  "oklch": {
    "l": 0.46216,
    "c": 0.07993,
    "h": 98.8
  },
  "luminance": 0.09943
}

Semantic roles & 50–950 ramp

primary

#64591D

secondary

#445199

accent

#61DE49

background

#F9F8F5

surface

#F2EFE9

border

#CCCAC5

text

#0D0B04

muted

#7E7C79

Preview Lab

Preview with #64591D

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

Preview Lab → · Contrast checker → · Palette generator →