#617B18#617B18

#617B18 is a mid, vivid yellow-green. Relative luminance 0.168; OKLCH L 54.3% C 0.124 H 123.8°. Best body text is #FFFFFF at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#617B18
RGB	rgb(97, 123, 24)
HSL	hsl(76, 67%, 29%)
HSV	hsv(76, 80%, 48%)
CMYK	cmyk(21.1%, 0%, 80.5%, 51.8%)
CIE-LAB	lab(47.97, -23.68, 46.95)
CIE-LCH	lch(47.97, 52.58, 116.77°)
OKLab	oklab(54.35% -0.0693 0.1033)
OKLCH	oklch(54.35% 0.124 123.8)
XYZ	xyz(12.1777, 16.7732, 3.4600)
Luminance	0.1677 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#617B18 #32187B

analogous

#7B6418 #617B18 #307B18

triadic

#617B18 #18617B #7B1861

tetradic

#617B18 #187B64 #32187B #7B1830

square

#617B18 #187B64 #32187B #7B1830

split-complementary

#617B18 #18307B #64187B

monochromatic

#141A05 #39480E #617B18 #89AE22 #ADD836

Accessibility & contrast

On white

4.82

#617B18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#617B18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #617B18

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##617B18	#FFFFFF	#000000	##FFFFFF
##617B18	1.00	4.82	4.35	4.82
#FFFFFF	4.82	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#827300

Deuteranopia (green-blind)

#7F7222

Tritanopia (blue-blind)

#667569

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #617b18;
/* rgb */ color: rgb(97, 123, 24);
/* oklch */ color: oklch(54.3% 0.124 123.8);

Tailwind

colors: {
  custom: {
    50: '#91a15e',
    500: '#617b18',
    950: '#000000',
  },
}

SCSS

$custom: #617b18;
$custom-light: #91a15e;
$custom-dark: #000000;

JSON

{
  "hex": "#617b18",
  "rgb": {
    "r": 97,
    "g": 123,
    "b": 24
  },
  "hsl": {
    "h": 75.758,
    "s": 67.347,
    "l": 28.824
  },
  "oklch": {
    "l": 0.54345,
    "c": 0.12438,
    "h": 123.8
  },
  "luminance": 0.16773
}

Semantic roles & 50–950 ramp

primary

#617B18

secondary

#5D3FB0

accent

#3EEA6B

background

#F9F9F5

surface

#F1F2E9

border

#CBCCC5

text

#0D0F05

muted

#7E7E79

Preview Lab

Preview with #617B18

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

Preview Lab → · Contrast checker → · Palette generator →