#618D37#618D37

#618D37 is a mid, vivid yellow-green. Relative luminance 0.219; OKLCH L 59.2% C 0.126 H 132.0°. Best body text is #000000 at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#618D37
RGB	rgb(97, 141, 55)
HSL	hsl(91, 44%, 38%)
HSV	hsv(91, 61%, 55%)
CMYK	cmyk(31.2%, 0%, 61%, 44.7%)
CIE-LAB	lab(53.89, -30.17, 40.23)
CIE-LCH	lch(53.89, 50.29, 126.86°)
OKLab	oklab(59.22% -0.0843 0.0938)
OKLCH	oklch(59.22% 0.126 132)
XYZ	xyz(15.1440, 21.8665, 7.0364)
Luminance	0.2187 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#618D37 #63378D

analogous

#8C8D37 #618D37 #378D38

triadic

#618D37 #37618D #8D3761

tetradic

#618D37 #378C8D #63378D #8D3837

square

#618D37 #378C8D #63378D #8D3837

split-complementary

#618D37 #38378D #8D378C

monochromatic

#243515 #436126 #618D37 #7FB849 #9EC975

Accessibility & contrast

On white

3.91

#618D37 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.37

#618D37 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #618D37

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##618D37	#FFFFFF	#000000	##000000
##618D37	1.00	3.91	5.37	5.37
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.37	21.00	1.00	1.00
##000000	5.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#93832E

Deuteranopia (green-blind)

#8D803D

Tritanopia (blue-blind)

#62877A

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #618d37;
/* rgb */ color: rgb(97, 141, 55);
/* oklch */ color: oklch(59.2% 0.126 132.0);

Tailwind

colors: {
  custom: {
    50: '#91ae71',
    500: '#618d37',
    950: '#000000',
  },
}

SCSS

$custom: #618d37;
$custom-light: #91ae71;
$custom-dark: #000000;

JSON

{
  "hex": "#618d37",
  "rgb": {
    "r": 97,
    "g": 141,
    "b": 55
  },
  "hsl": {
    "h": 90.698,
    "s": 43.878,
    "l": 38.431
  },
  "oklch": {
    "l": 0.59218,
    "c": 0.12608,
    "h": 132
  },
  "luminance": 0.21867
}

Semantic roles & 50–950 ramp

primary

#618D37

secondary

#916EB2

accent

#54D495

background

#F9FAF7

surface

#F1F4ED

border

#CBCEC8

text

#0D1008

muted

#7E7F7B

Preview Lab

Preview with #618D37

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

Preview Lab → · Contrast checker → · Palette generator →