#647751#647751

#647751 is a mid, moderate yellow-green. Relative luminance 0.165; OKLCH L 54.3% C 0.061 H 129.8°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#647751
RGB	rgb(100, 119, 81)
HSL	hsl(90, 19%, 39%)
HSV	hsv(90, 32%, 47%)
CMYK	cmyk(16%, 0%, 31.9%, 53.3%)
CIE-LAB	lab(47.62, -14.40, 18.67)
CIE-LCH	lch(47.62, 23.57, 127.65°)
OKLab	oklab(54.34% -0.039 0.0468)
OKLCH	oklch(54.34% 0.061 129.8)
XYZ	xyz(13.3373, 16.4969, 10.2645)
Luminance	0.1650 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647751 #645177

analogous

#777751 #647751 #517751

triadic

#647751 #516477 #775164

tetradic

#647751 #517777 #645177 #775151

square

#647751 #517777 #645177 #775151

split-complementary

#647751 #515177 #775177

monochromatic

#272E1F #455338 #647751 #839A6B #A1B38F

Accessibility & contrast

On white

4.88

#647751 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#647751 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #647751

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647751	#FFFFFF	#000000	##FFFFFF
##647751	1.00	4.88	4.30	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B724F

Deuteranopia (green-blind)

#787153

Tritanopia (blue-blind)

#65746D

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #647751;
/* rgb */ color: rgb(100, 119, 81);
/* oklch */ color: oklch(54.3% 0.061 129.8);

Tailwind

colors: {
  custom: {
    50: '#909e82',
    500: '#647751',
    950: '#000000',
  },
}

SCSS

$custom: #647751;
$custom-light: #909e82;
$custom-dark: #000000;

JSON

{
  "hex": "#647751",
  "rgb": {
    "r": 100,
    "g": 119,
    "b": 81
  },
  "hsl": {
    "h": 90,
    "s": 19,
    "l": 39.216
  },
  "oklch": {
    "l": 0.54335,
    "c": 0.06095,
    "h": 129.8
  },
  "luminance": 0.16497
}

Semantic roles & 50–950 ramp

primary

#647751

secondary

#9283A0

accent

#6CBC94

background

#F8F9F7

surface

#F0F2EE

border

#CBCCC9

text

#0C0E0A

muted

#7D7E7C

Preview Lab

Preview with #647751

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

Preview Lab → · Contrast checker → · Palette generator →