#657F18#657F18

#657F18 is a mid, vivid yellow-green. Relative luminance 0.180; OKLCH L 55.7% C 0.128 H 123.4°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#657F18
RGB	rgb(101, 127, 24)
HSL	hsl(75, 68%, 30%)
HSV	hsv(75, 81%, 50%)
CMYK	cmyk(20.5%, 0%, 81.1%, 50.2%)
CIE-LAB	lab(49.51, -23.96, 48.47)
CIE-LCH	lch(49.51, 54.06, 116.30°)
OKLab	oklab(55.66% -0.0703 0.1064)
OKLCH	oklch(55.66% 0.128 123.4)
XYZ	xyz(13.1212, 18.0113, 3.6492)
Luminance	0.1801 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657F18 #32187F

analogous

#7F6618 #657F18 #317F18

triadic

#657F18 #18657F #7F1865

tetradic

#657F18 #187F66 #32187F #7F1831

square

#657F18 #187F66 #32187F #7F1831

split-complementary

#657F18 #18317F #66187F

monochromatic

#141A05 #3C4C0E #657F18 #8EB222 #B1D938

Accessibility & contrast

On white

4.56

#657F18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#657F18 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657F18

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657F18	#FFFFFF	#000000	##000000
##657F18	1.00	4.56	4.60	4.60
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#877600

Deuteranopia (green-blind)

#837623

Tritanopia (blue-blind)

#6A786C

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #657f18;
/* rgb */ color: rgb(101, 127, 24);
/* oklch */ color: oklch(55.7% 0.128 123.4);

Tailwind

colors: {
  custom: {
    50: '#94a45f',
    500: '#657f18',
    950: '#000000',
  },
}

SCSS

$custom: #657f18;
$custom-light: #94a45f;
$custom-dark: #000000;

JSON

{
  "hex": "#657f18",
  "rgb": {
    "r": 101,
    "g": 127,
    "b": 24
  },
  "hsl": {
    "h": 75.146,
    "s": 68.212,
    "l": 29.608
  },
  "oklch": {
    "l": 0.55661,
    "c": 0.1275,
    "h": 123.4
  },
  "luminance": 0.18011
}

Semantic roles & 50–950 ramp

primary

#657F18

secondary

#5D3FB3

accent

#3DEB69

background

#F9FAF5

surface

#F2F4EA

border

#CCCEC6

text

#0E0F05

muted

#7E7F79

Preview Lab

Preview with #657F18

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

Preview Lab → · Contrast checker → · Palette generator →