#63643D#63643D

#63643D is a mid, muted yellow. Relative luminance 0.121; OKLCH L 49.2% C 0.057 H 109.6°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#63643D
RGB	rgb(99, 100, 61)
HSL	hsl(62, 24%, 32%)
HSV	hsv(62, 39%, 39%)
CMYK	cmyk(1%, 0%, 39%, 60.8%)
CIE-LAB	lab(41.38, -7.08, 22.01)
CIE-LCH	lch(41.38, 23.12, 107.82°)
OKLab	oklab(49.22% -0.0192 0.054)
OKLCH	oklch(49.22% 0.057 109.6)
XYZ	xyz(10.5452, 12.1041, 6.1948)
Luminance	0.1210 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63643D #3E3D64

analogous

#64523D #63643D #50643D

triadic

#63643D #3D6364 #643D63

tetradic

#63643D #3D6452 #3E3D64 #643D50

square

#63643D #3D6452 #3E3D64 #643D50

split-complementary

#63643D #3D5064 #523D64

monochromatic

#18180F #3D3E26 #63643D #898A54 #A8A972

Accessibility & contrast

On white

6.14

#63643D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#63643D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #63643D

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63643D	#FFFFFF	#000000	##FFFFFF
##63643D	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A613A

Deuteranopia (green-blind)

#6A623F

Tritanopia (blue-blind)

#68605A

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #63643d;
/* rgb */ color: rgb(99, 100, 61);
/* oklch */ color: oklch(49.2% 0.057 109.6);

Tailwind

colors: {
  custom: {
    50: '#909073',
    500: '#63643d',
    950: '#000000',
  },
}

SCSS

$custom: #63643d;
$custom-light: #909073;
$custom-dark: #000000;

JSON

{
  "hex": "#63643d",
  "rgb": {
    "r": 99,
    "g": 100,
    "b": 61
  },
  "hsl": {
    "h": 61.538,
    "s": 24.224,
    "l": 31.569
  },
  "oklch": {
    "l": 0.49218,
    "c": 0.05731,
    "h": 109.6
  },
  "luminance": 0.12104
}

Semantic roles & 50–950 ramp

primary

#63643D

secondary

#6A6994

accent

#67C169

background

#F8F8F7

surface

#F0F0ED

border

#CBCBC8

text

#0C0C08

muted

#7D7D7B

Preview Lab

Preview with #63643D

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

Preview Lab → · Contrast checker → · Palette generator →