#638043#638043

#638043 is a mid, moderate yellow-green. Relative luminance 0.185; OKLCH L 56.2% C 0.093 H 129.8°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#638043
RGB	rgb(99, 128, 67)
HSL	hsl(89, 31%, 38%)
HSV	hsv(89, 48%, 50%)
CMYK	cmyk(22.7%, 0%, 47.7%, 49.8%)
CIE-LAB	lab(50.09, -21.59, 29.67)
CIE-LCH	lch(50.09, 36.70, 126.04°)
OKLab	oklab(56.23% -0.0597 0.0717)
OKLCH	oklch(56.23% 0.093 129.8)
XYZ	xyz(13.8777, 18.4960, 8.1480)
Luminance	0.1850 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#638043 #604380

analogous

#807E43 #638043 #448043

triadic

#638043 #436380 #804363

tetradic

#638043 #43807E #604380 #804344

square

#638043 #43807E #604380 #804344

split-complementary

#638043 #434480 #7E4380

monochromatic

#253019 #44582E #638043 #82A858 #A0BD81

Accessibility & contrast

On white

4.47

#638043 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#638043 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #638043

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##638043	#FFFFFF	#000000	##000000
##638043	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#85793E

Deuteranopia (green-blind)

#817647

Tritanopia (blue-blind)

#657B72

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #638043;
/* rgb */ color: rgb(99, 128, 67);
/* oklch */ color: oklch(56.2% 0.093 129.8);

Tailwind

colors: {
  custom: {
    50: '#91a578',
    500: '#638043',
    950: '#000000',
  },
}

SCSS

$custom: #638043;
$custom-light: #91a578;
$custom-dark: #000000;

JSON

{
  "hex": "#638043",
  "rgb": {
    "r": 99,
    "g": 128,
    "b": 67
  },
  "hsl": {
    "h": 88.525,
    "s": 31.282,
    "l": 38.235
  },
  "oklch": {
    "l": 0.56227,
    "c": 0.09331,
    "h": 129.8
  },
  "luminance": 0.18496
}

Semantic roles & 50–950 ramp

primary

#638043

secondary

#8E77A8

accent

#60C791

background

#F9FAF7

surface

#F1F4ED

border

#CBCEC8

text

#0D0F09

muted

#7E7F7B

Preview Lab

Preview with #638043

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

Preview Lab → · Contrast checker → · Palette generator →