#63643E#63643E

#63643E is a mid, muted yellow. Relative luminance 0.121; OKLCH L 49.2% C 0.056 H 109.6°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#63643E
RGB	rgb(99, 100, 62)
HSL	hsl(62, 23%, 32%)
HSV	hsv(62, 38%, 39%)
CMYK	cmyk(1%, 0%, 38%, 60.8%)
CIE-LAB	lab(41.40, -6.94, 21.45)
CIE-LCH	lch(41.40, 22.55, 107.94°)
OKLab	oklab(49.24% -0.0188 0.0528)
OKLCH	oklch(49.24% 0.056 109.6)
XYZ	xyz(10.5724, 12.1150, 6.3380)
Luminance	0.1211 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63643E #3F3E64

analogous

#64523E #63643E #50643E

triadic

#63643E #3E6364 #643E63

tetradic

#63643E #3E6452 #3F3E64 #643E50

square

#63643E #3E6452 #3F3E64 #643E50

split-complementary

#63643E #3E5064 #523E64

monochromatic

#18180F #3E3E27 #63643E #888A55 #A7A974

Accessibility & contrast

On white

6.13

#63643E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#63643E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #63643E

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63643E	#FFFFFF	#000000	##FFFFFF
##63643E	1.00	6.13	3.42	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A613B

Deuteranopia (green-blind)

#6A6240

Tritanopia (blue-blind)

#68605A

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #63643e;
/* rgb */ color: rgb(99, 100, 62);
/* oklch */ color: oklch(49.2% 0.056 109.6);

Tailwind

colors: {
  custom: {
    50: '#909074',
    500: '#63643e',
    950: '#000000',
  },
}

SCSS

$custom: #63643e;
$custom-light: #909074;
$custom-dark: #000000;

JSON

{
  "hex": "#63643e",
  "rgb": {
    "r": 99,
    "g": 100,
    "b": 62
  },
  "hsl": {
    "h": 61.579,
    "s": 23.457,
    "l": 31.765
  },
  "oklch": {
    "l": 0.49237,
    "c": 0.05599,
    "h": 109.6
  },
  "luminance": 0.12115
}

Semantic roles & 50–950 ramp

primary

#63643E

secondary

#6B6A94

accent

#68C06A

background

#F8F8F7

surface

#F0F0ED

border

#CBCBC8

text

#0C0C08

muted

#7D7D7B

Preview Lab

Preview with #63643E

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

Preview Lab → · Contrast checker → · Palette generator →