#645815#645815

#645815 is a mid, moderate yellow. Relative luminance 0.097; OKLCH L 45.9% C 0.085 H 98.7°. Best body text is #FFFFFF at 7.12:1 contrast (WCAG AA passes).

Color values

HEX	#645815
RGB	rgb(100, 88, 21)
HSL	hsl(51, 65%, 24%)
HSV	hsv(51, 79%, 39%)
CMYK	cmyk(0%, 12%, 79%, 60.8%)
CIE-LAB	lab(37.38, -3.19, 38.21)
CIE-LCH	lch(37.38, 38.34, 94.77°)
OKLab	oklab(45.91% -0.0128 0.0841)
OKLCH	oklch(45.91% 0.085 98.7)
XYZ	xyz(8.8810, 9.7434, 2.1222)
Luminance	0.0974 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#645815 #152164

analogous

#643015 #645815 #486415

triadic

#645815 #156458 #581564

tetradic

#645815 #156430 #152164 #641548

square

#645815 #156430 #152164 #641548

split-complementary

#645815 #154864 #301564

monochromatic

#191605 #312B0A #645815 #978520 #C9B12A

Accessibility & contrast

On white

7.12

#645815 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#645815 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #645815

7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##645815	#FFFFFF	#000000	##FFFFFF
##645815	1.00	7.12	2.95	7.12
#FFFFFF	7.12	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615609

Deuteranopia (green-blind)

#655A19

Tritanopia (blue-blind)

#6C514B

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #645815;
/* rgb */ color: rgb(100, 88, 21);
/* oklch */ color: oklch(45.9% 0.085 98.7);

Tailwind

colors: {
  custom: {
    50: '#938658',
    500: '#645815',
    950: '#000000',
  },
}

SCSS

$custom: #645815;
$custom-light: #938658;
$custom-dark: #000000;

JSON

{
  "hex": "#645815",
  "rgb": {
    "r": 100,
    "g": 88,
    "b": 21
  },
  "hsl": {
    "h": 50.886,
    "s": 65.289,
    "l": 23.725
  },
  "oklch": {
    "l": 0.45908,
    "c": 0.08508,
    "h": 98.7
  },
  "luminance": 0.09743
}

Semantic roles & 50–950 ramp

primary

#645815

secondary

#3A499B

accent

#59E840

background

#F9F8F5

surface

#F2EFE9

border

#CCCAC5

text

#0D0B03

muted

#7E7C78

Preview Lab

Preview with #645815

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

Preview Lab → · Contrast checker → · Palette generator →