#648D38#648D38

#648D38 is a mid, vivid yellow-green. Relative luminance 0.220; OKLCH L 59.4% C 0.124 H 130.9°. Best body text is #000000 at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#648D38
RGB	rgb(100, 141, 56)
HSL	hsl(89, 43%, 39%)
HSV	hsv(89, 60%, 55%)
CMYK	cmyk(29.1%, 0%, 60.3%, 44.7%)
CIE-LAB	lab(54.07, -28.91, 40.02)
CIE-LCH	lch(54.07, 49.37, 125.84°)
OKLab	oklab(59.42% -0.0809 0.0934)
OKLCH	oklch(59.42% 0.124 130.9)
XYZ	xyz(15.4941, 22.0442, 7.1792)
Luminance	0.2205 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648D38 #61388D

analogous

#8D8B38 #648D38 #398D38

triadic

#648D38 #38648D #8D3864

tetradic

#648D38 #388D8B #61388D #8D3839

square

#648D38 #388D8B #61388D #8D3839

split-complementary

#648D38 #38398D #8B388D

monochromatic

#263515 #456127 #648D38 #83B74B #A1C977

Accessibility & contrast

On white

3.88

#648D38 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.41

#648D38 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648D38

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648D38	#FFFFFF	#000000	##000000
##648D38	1.00	3.88	5.41	5.41
#FFFFFF	3.88	1.00	21.00	21.00
#000000	5.41	21.00	1.00	1.00
##000000	5.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#93832F

Deuteranopia (green-blind)

#8D803E

Tritanopia (blue-blind)

#66877B

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #648d38;
/* rgb */ color: rgb(100, 141, 56);
/* oklch */ color: oklch(59.4% 0.124 130.9);

Tailwind

colors: {
  custom: {
    50: '#93ae72',
    500: '#648d38',
    950: '#000000',
  },
}

SCSS

$custom: #648d38;
$custom-light: #93ae72;
$custom-dark: #000000;

JSON

{
  "hex": "#648d38",
  "rgb": {
    "r": 100,
    "g": 141,
    "b": 56
  },
  "hsl": {
    "h": 88.941,
    "s": 43.147,
    "l": 38.627
  },
  "oklch": {
    "l": 0.59421,
    "c": 0.12357,
    "h": 130.9
  },
  "luminance": 0.22045
}

Semantic roles & 50–950 ramp

primary

#648D38

secondary

#8F6FB2

accent

#55D392

background

#F9FAF7

surface

#F2F4ED

border

#CCCEC8

text

#0D1008

muted

#7E7F7B

Preview Lab

Preview with #648D38

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

Preview Lab → · Contrast checker → · Palette generator →