#648F37#648F37

#648F37 is a mid, vivid yellow-green. Relative luminance 0.226; OKLCH L 59.9% C 0.127 H 131.2°. Best body text is #000000 at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#648F37
RGB	rgb(100, 143, 55)
HSL	hsl(89, 44%, 39%)
HSV	hsv(89, 62%, 56%)
CMYK	cmyk(30.1%, 0%, 61.5%, 43.9%)
CIE-LAB	lab(54.69, -29.96, 41.19)
CIE-LCH	lch(54.69, 50.93, 126.03°)
OKLab	oklab(59.92% -0.0839 0.0957)
OKLCH	oklch(59.92% 0.127 131.2)
XYZ	xyz(15.7674, 22.6296, 7.1509)
Luminance	0.2263 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648F37 #62378F

analogous

#8F8E37 #648F37 #388F37

triadic

#648F37 #37648F #8F3764

tetradic

#648F37 #378F8E #62378F #8F3738

square

#648F37 #378F8E #62378F #8F3738

split-complementary

#648F37 #37388F #8E378F

monochromatic

#263715 #456326 #648F37 #83B94A #A1CA76

Accessibility & contrast

On white

3.80

#648F37 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.53

#648F37 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648F37

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648F37	#FFFFFF	#000000	##000000
##648F37	1.00	3.80	5.53	5.53
#FFFFFF	3.80	1.00	21.00	21.00
#000000	5.53	21.00	1.00	1.00
##000000	5.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#95852D

Deuteranopia (green-blind)

#8F823D

Tritanopia (blue-blind)

#66897C

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #648f37;
/* rgb */ color: rgb(100, 143, 55);
/* oklch */ color: oklch(59.9% 0.127 131.2);

Tailwind

colors: {
  custom: {
    50: '#93b071',
    500: '#648f37',
    950: '#000000',
  },
}

SCSS

$custom: #648f37;
$custom-light: #93b071;
$custom-dark: #000000;

JSON

{
  "hex": "#648f37",
  "rgb": {
    "r": 100,
    "g": 143,
    "b": 55
  },
  "hsl": {
    "h": 89.318,
    "s": 44.444,
    "l": 38.824
  },
  "oklch": {
    "l": 0.59917,
    "c": 0.12732,
    "h": 131.2
  },
  "luminance": 0.2263
}

Semantic roles & 50–950 ramp

primary

#648F37

secondary

#906FB3

accent

#54D492

background

#F9FAF7

surface

#F2F4ED

border

#CCCEC8

text

#0D1008

muted

#7E7F7B

Preview Lab

Preview with #648F37

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

Preview Lab → · Contrast checker → · Palette generator →