#4D9D21#4D9D21

#4D9D21 is a light, vivid yellow-green. Relative luminance 0.258; OKLCH L 62.1% C 0.173 H 137.2°. Best body text is #000000 at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#4D9D21
RGB	rgb(77, 157, 33)
HSL	hsl(99, 65%, 37%)
HSV	hsv(99, 79%, 62%)
CMYK	cmyk(51%, 0%, 79%, 38.4%)
CIE-LAB	lab(57.85, -45.77, 52.91)
CIE-LCH	lch(57.85, 69.96, 130.86°)
OKLab	oklab(62.14% -0.1271 0.1177)
OKLCH	oklch(62.14% 0.173 137.2)
XYZ	xyz(15.3916, 25.8004, 5.6075)
Luminance	0.2580 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D9D21 #71219D

analogous

#8B9D21 #4D9D21 #219D33

triadic

#4D9D21 #214D9D #9D214D

tetradic

#4D9D21 #218B9D #71219D #9D3321

square

#4D9D21 #218B9D #71219D #9D3321

split-complementary

#4D9D21 #33219D #9D218B

monochromatic

#1B380C #346A16 #4D9D21 #66D02C #89DD5C

Accessibility & contrast

On white

3.41

#4D9D21 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.16

#4D9D21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D9D21

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D9D21	#FFFFFF	#000000	##000000
##4D9D21	1.00	3.41	6.16	6.16
#FFFFFF	3.41	1.00	21.00	21.00
#000000	6.16	21.00	1.00	1.00
##000000	6.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A28F00

Deuteranopia (green-blind)

#98892F

Tritanopia (blue-blind)

#489786

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #4d9d21;
/* rgb */ color: rgb(77, 157, 33);
/* oklch */ color: oklch(62.1% 0.173 137.2);

Tailwind

colors: {
  custom: {
    50: '#87bb67',
    500: '#4d9d21',
    950: '#000000',
  },
}

SCSS

$custom: #4d9d21;
$custom-light: #87bb67;
$custom-dark: #000000;

JSON

{
  "hex": "#4d9d21",
  "rgb": {
    "r": 77,
    "g": 157,
    "b": 33
  },
  "hsl": {
    "h": 98.71,
    "s": 65.263,
    "l": 37.255
  },
  "oklch": {
    "l": 0.62142,
    "c": 0.17321,
    "h": 137.2
  },
  "luminance": 0.25802
}

Semantic roles & 50–950 ramp

primary

#4D9D21

secondary

#9C59C1

accent

#40E8AC

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1206

muted

#7D817A

Preview Lab

Preview with #4D9D21

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

Preview Lab → · Contrast checker → · Palette generator →