#657B18#657B18

#657B18 is a mid, vivid yellow-green. Relative luminance 0.170; OKLCH L 54.6% C 0.122 H 121.9°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#657B18
RGB	rgb(101, 123, 24)
HSL	hsl(73, 67%, 29%)
HSV	hsv(73, 80%, 48%)
CMYK	cmyk(17.9%, 0%, 80.5%, 51.8%)
CIE-LAB	lab(48.26, -21.93, 47.32)
CIE-LCH	lch(48.26, 52.15, 114.86°)
OKLab	oklab(54.65% -0.0647 0.104)
OKLCH	oklch(54.65% 0.122 121.9)
XYZ	xyz(12.6149, 16.9985, 3.4804)
Luminance	0.1700 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657B18 #2E187B

analogous

#7B6018 #657B18 #347B18

triadic

#657B18 #18657B #7B1865

tetradic

#657B18 #187B60 #2E187B #7B1834

square

#657B18 #187B60 #2E187B #7B1834

split-complementary

#657B18 #18347B #60187B

monochromatic

#151A05 #3B480E #657B18 #8FAE22 #B4D836

Accessibility & contrast

On white

4.77

#657B18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#657B18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #657B18

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657B18	#FFFFFF	#000000	##FFFFFF
##657B18	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#837300

Deuteranopia (green-blind)

#807322

Tritanopia (blue-blind)

#6B7469

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #657b18;
/* rgb */ color: rgb(101, 123, 24);
/* oklch */ color: oklch(54.6% 0.122 121.9);

Tailwind

colors: {
  custom: {
    50: '#94a15e',
    500: '#657b18',
    950: '#000000',
  },
}

SCSS

$custom: #657b18;
$custom-light: #94a15e;
$custom-dark: #000000;

JSON

{
  "hex": "#657b18",
  "rgb": {
    "r": 101,
    "g": 123,
    "b": 24
  },
  "hsl": {
    "h": 73.333,
    "s": 67.347,
    "l": 28.824
  },
  "oklch": {
    "l": 0.54649,
    "c": 0.12246,
    "h": 121.9
  },
  "luminance": 0.16999
}

Semantic roles & 50–950 ramp

primary

#657B18

secondary

#583FB0

accent

#3EEA64

background

#F9F9F5

surface

#F2F2E9

border

#CCCCC5

text

#0D0E05

muted

#7E7E79

Preview Lab

Preview with #657B18

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

Preview Lab → · Contrast checker → · Palette generator →