#657F21#657F21

#657F21 is a mid, vivid yellow-green. Relative luminance 0.181; OKLCH L 55.7% C 0.122 H 123.9°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#657F21
RGB	rgb(101, 127, 33)
HSL	hsl(77, 59%, 31%)
HSV	hsv(77, 74%, 50%)
CMYK	cmyk(20.5%, 0%, 74%, 50.2%)
CIE-LAB	lab(49.56, -23.47, 45.32)
CIE-LCH	lch(49.56, 51.04, 117.38°)
OKLab	oklab(55.72% -0.0681 0.1013)
OKLCH	oklch(55.72% 0.122 123.9)
XYZ	xyz(13.2308, 18.0551, 4.2265)
Luminance	0.1805 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657F21 #3B217F

analogous

#7F6A21 #657F21 #367F21

triadic

#657F21 #21657F #7F2165

tetradic

#657F21 #217F6A #3B217F #7F2136

square

#657F21 #217F6A #3B217F #7F2136

split-complementary

#657F21 #21367F #6A217F

monochromatic

#181E08 #3E4E14 #657F21 #8CB02E #ABD04A

Accessibility & contrast

On white

4.55

#657F21 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#657F21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657F21

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657F21	#FFFFFF	#000000	##000000
##657F21	1.00	4.55	4.61	4.61
#FFFFFF	4.55	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#867710

Deuteranopia (green-blind)

#837629

Tritanopia (blue-blind)

#6A796D

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #657f21;
/* rgb */ color: rgb(101, 127, 33);
/* oklch */ color: oklch(55.7% 0.122 123.9);

Tailwind

colors: {
  custom: {
    50: '#94a463',
    500: '#657f21',
    950: '#000000',
  },
}

SCSS

$custom: #657f21;
$custom-light: #94a463;
$custom-dark: #000000;

JSON

{
  "hex": "#657f21",
  "rgb": {
    "r": 101,
    "g": 127,
    "b": 33
  },
  "hsl": {
    "h": 76.596,
    "s": 58.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.55721,
    "c": 0.12212,
    "h": 123.9
  },
  "luminance": 0.18055
}

Semantic roles & 50–950 ramp

primary

#657F21

secondary

#674AB2

accent

#46E271

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0D0F06

muted

#7E7F7A

Preview Lab

Preview with #657F21

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

Preview Lab → · Contrast checker → · Palette generator →