#635C3F#635C3F

#635C3F is a mid, muted yellow. Relative luminance 0.107; OKLCH L 47.4% C 0.044 H 96.2°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#635C3F
RGB	rgb(99, 92, 63)
HSL	hsl(48, 22%, 32%)
HSV	hsv(48, 36%, 39%)
CMYK	cmyk(0%, 7.1%, 36.4%, 61.2%)
CIE-LAB	lab(39.01, -2.11, 17.74)
CIE-LCH	lch(39.01, 17.86, 96.77°)
OKLab	oklab(47.35% -0.0048 0.0441)
OKLCH	oklch(47.35% 0.044 96.2)
XYZ	xyz(9.8701, 10.6661, 6.2405)
Luminance	0.1067 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#635C3F #3F4663

analogous

#634A3F #635C3F #58633F

triadic

#635C3F #3F635C #5C3F63

tetradic

#635C3F #3F634A #3F4663 #633F58

square

#635C3F #3F634A #3F4663 #633F58

split-complementary

#635C3F #3F5863 #4A3F63

monochromatic

#18160F #3E3927 #635C3F #887F57 #A79E75

Accessibility & contrast

On white

6.70

#635C3F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#635C3F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #635C3F

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##635C3F	#FFFFFF	#000000	##FFFFFF
##635C3F	1.00	6.70	3.13	6.70
#FFFFFF	6.70	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625A3D

Deuteranopia (green-blind)

#645D40

Tritanopia (blue-blind)

#685854

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #635c3f;
/* rgb */ color: rgb(99, 92, 63);
/* oklch */ color: oklch(47.4% 0.044 96.2);

Tailwind

colors: {
  custom: {
    50: '#908a74',
    500: '#635c3f',
    950: '#000000',
  },
}

SCSS

$custom: #635c3f;
$custom-light: #908a74;
$custom-dark: #000000;

JSON

{
  "hex": "#635c3f",
  "rgb": {
    "r": 99,
    "g": 92,
    "b": 63
  },
  "hsl": {
    "h": 48.333,
    "s": 22.222,
    "l": 31.765
  },
  "oklch": {
    "l": 0.47353,
    "c": 0.0444,
    "h": 96.2
  },
  "luminance": 0.10666
}

Semantic roles & 50–950 ramp

primary

#635C3F

secondary

#6B7393

accent

#7ABF69

background

#F8F8F7

surface

#F0F0ED

border

#CBCBC8

text

#0C0B08

muted

#7D7C7B

Preview Lab

Preview with #635C3F

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

Preview Lab → · Contrast checker → · Palette generator →