#618B39#618B39

#618B39 is a mid, vivid yellow-green. Relative luminance 0.213; OKLCH L 58.7% C 0.121 H 131.8°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#618B39
RGB	rgb(97, 139, 57)
HSL	hsl(91, 42%, 38%)
HSV	hsv(91, 59%, 55%)
CMYK	cmyk(30.2%, 0%, 59%, 45.5%)
CIE-LAB	lab(53.28, -29.01, 38.58)
CIE-LCH	lch(53.28, 48.27, 126.94°)
OKLab	oklab(58.73% -0.081 0.0904)
OKLCH	oklch(58.73% 0.121 131.8)
XYZ	xyz(14.9007, 21.3016, 7.1966)
Luminance	0.2130 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#618B39 #63398B

analogous

#8A8B39 #618B39 #398B3A

triadic

#618B39 #39618B #8B3961

tetradic

#618B39 #398A8B #63398B #8B3A39

square

#618B39 #398A8B #63398B #8B3A39

split-complementary

#618B39 #3A398B #8B398A

monochromatic

#243415 #436027 #618B39 #7FB54C #9EC777

Accessibility & contrast

On white

3.99

#618B39 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.26

#618B39 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #618B39

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##618B39	#FFFFFF	#000000	##000000
##618B39	1.00	3.99	5.26	5.26
#FFFFFF	3.99	1.00	21.00	21.00
#000000	5.26	21.00	1.00	1.00
##000000	5.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#918131

Deuteranopia (green-blind)

#8B7E3F

Tritanopia (blue-blind)

#628679

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #618b39;
/* rgb */ color: rgb(97, 139, 57);
/* oklch */ color: oklch(58.7% 0.121 131.8);

Tailwind

colors: {
  custom: {
    50: '#90ad72',
    500: '#618b39',
    950: '#000000',
  },
}

SCSS

$custom: #618b39;
$custom-light: #90ad72;
$custom-dark: #000000;

JSON

{
  "hex": "#618b39",
  "rgb": {
    "r": 97,
    "g": 139,
    "b": 57
  },
  "hsl": {
    "h": 90.732,
    "s": 41.837,
    "l": 38.431
  },
  "oklch": {
    "l": 0.58731,
    "c": 0.12137,
    "h": 131.8
  },
  "luminance": 0.21302
}

Semantic roles & 50–950 ramp

primary

#618B39

secondary

#916FB0

accent

#56D295

background

#F9FAF7

surface

#F1F4ED

border

#CBCEC8

text

#0D1008

muted

#7E7F7B

Preview Lab

Preview with #618B39

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

Preview Lab → · Contrast checker → · Palette generator →