#618B33#618B33

#618B33 is a mid, vivid yellow-green. Relative luminance 0.212; OKLCH L 58.7% C 0.127 H 131.0°. Best body text is #000000 at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#618B33
RGB	rgb(97, 139, 51)
HSL	hsl(89, 46%, 37%)
HSV	hsv(89, 63%, 55%)
CMYK	cmyk(30.2%, 0%, 63.3%, 45.5%)
CIE-LAB	lab(53.22, -29.60, 41.36)
CIE-LCH	lch(53.22, 50.86, 125.59°)
OKLab	oklab(58.66% -0.0831 0.0957)
OKLCH	oklch(58.66% 0.127 131)
XYZ	xyz(14.7598, 21.2452, 6.4544)
Luminance	0.2125 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#618B33 #5D338B

analogous

#8B8933 #618B33 #358B33

triadic

#618B33 #33618B #8B3361

tetradic

#618B33 #338B89 #5D338B #8B3335

square

#618B33 #338B89 #5D338B #8B3335

split-complementary

#618B33 #33358B #89338B

monochromatic

#233112 #425E23 #618B33 #80B843 #9ECA6E

Accessibility & contrast

On white

4.00

#618B33 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.25

#618B33 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #618B33

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##618B33	#FFFFFF	#000000	##000000
##618B33	1.00	4.00	5.25	5.25
#FFFFFF	4.00	1.00	21.00	21.00
#000000	5.25	21.00	1.00	1.00
##000000	5.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#918129

Deuteranopia (green-blind)

#8B7E3A

Tritanopia (blue-blind)

#638578

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #618b33;
/* rgb */ color: rgb(97, 139, 51);
/* oklch */ color: oklch(58.7% 0.127 131.0);

Tailwind

colors: {
  custom: {
    50: '#91ad6e',
    500: '#618b33',
    950: '#000000',
  },
}

SCSS

$custom: #618b33;
$custom-light: #91ad6e;
$custom-dark: #000000;

JSON

{
  "hex": "#618b33",
  "rgb": {
    "r": 97,
    "g": 139,
    "b": 51
  },
  "hsl": {
    "h": 88.636,
    "s": 46.316,
    "l": 37.255
  },
  "oklch": {
    "l": 0.58662,
    "c": 0.12672,
    "h": 131
  },
  "luminance": 0.21246
}

Semantic roles & 50–950 ramp

primary

#618B33

secondary

#8B68B2

accent

#52D691

background

#F9FAF6

surface

#F1F4EC

border

#CBCEC7

text

#0D1007

muted

#7E7F7A

Preview Lab

Preview with #618B33

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

Preview Lab → · Contrast checker → · Palette generator →