#635D1D#635D1D

#635D1D is a mid, moderate yellow. Relative luminance 0.106; OKLCH L 47.1% C 0.084 H 103.9°. Best body text is #FFFFFF at 6.74:1 contrast (WCAG AA passes).

Color values

HEX	#635D1D
RGB	rgb(99, 93, 29)
HSL	hsl(55, 55%, 25%)
HSV	hsv(55, 71%, 39%)
CMYK	cmyk(0%, 6.1%, 70.7%, 61.2%)
CIE-LAB	lab(38.85, -6.16, 36.15)
CIE-LCH	lch(38.85, 36.67, 99.67°)
OKLab	oklab(47.07% -0.0202 0.0814)
OKLCH	oklch(47.07% 0.084 103.9)
XYZ	xyz(9.2821, 10.5704, 2.7135)
Luminance	0.1057 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#635D1D #1D2363

analogous

#633A1D #635D1D #46631D

triadic

#635D1D #1D635D #5D1D63

tetradic

#635D1D #1D633A #1D2363 #631D46

square

#635D1D #1D633A #1D2363 #631D46

split-complementary

#635D1D #1D4663 #3A1D63

monochromatic

#181607 #34310F #635D1D #92892B #C2B639

Accessibility & contrast

On white

6.74

#635D1D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#635D1D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #635D1D

6.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##635D1D	#FFFFFF	#000000	##FFFFFF
##635D1D	1.00	6.74	3.11	6.74
#FFFFFF	6.74	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665A14

Deuteranopia (green-blind)

#685D21

Tritanopia (blue-blind)

#6B5650

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #635d1d;
/* rgb */ color: rgb(99, 93, 29);
/* oklch */ color: oklch(47.1% 0.084 103.9);

Tailwind

colors: {
  custom: {
    50: '#928a5d',
    500: '#635d1d',
    950: '#000000',
  },
}

SCSS

$custom: #635d1d;
$custom-light: #928a5d;
$custom-dark: #000000;

JSON

{
  "hex": "#635d1d",
  "rgb": {
    "r": 99,
    "g": 93,
    "b": 29
  },
  "hsl": {
    "h": 54.857,
    "s": 54.688,
    "l": 25.098
  },
  "oklch": {
    "l": 0.47071,
    "c": 0.08386,
    "h": 103.9
  },
  "luminance": 0.1057
}

Semantic roles & 50–950 ramp

primary

#635D1D

secondary

#444B98

accent

#56DE4A

background

#F9F8F5

surface

#F1F0E9

border

#CBCBC5

text

#0D0B04

muted

#7E7C79

Preview Lab

Preview with #635D1D

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

Preview Lab → · Contrast checker → · Palette generator →