#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
RGBrgb(101, 127, 33)
HSLhsl(77, 59%, 31%)
HSVhsv(77, 74%, 50%)
CMYKcmyk(20.5%, 0%, 74%, 50.2%)
CIE-LABlab(49.56, -23.47, 45.32)
CIE-LCHlch(49.56, 51.04, 117.38°)
OKLaboklab(55.72% -0.0681 0.1013)
OKLCHoklch(55.72% 0.122 123.9)
XYZxyz(13.2308, 18.0551, 4.2265)
Luminance0.1805 (WCAG relative)
Temperaturewarm
Familyyellow-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
##657F211.004.554.614.61
#FFFFFF4.551.0021.0021.00
#0000004.6121.001.001.00
##0000004.6121.001.001.00

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 →

#657F21 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva