#4DD21B#4DD21B

#4DD21B is a light, highly saturated green. Relative luminance 0.477; OKLCH L 76.0% C 0.235 H 139.6°. Best body text is #000000 at 10.55:1 contrast (WCAG AA passes).

Color values

HEX	#4DD21B
RGB	rgb(77, 210, 27)
HSL	hsl(104, 77%, 46%)
HSV	hsv(104, 87%, 82%)
CMYK	cmyk(63.3%, 0%, 87.1%, 17.6%)
CIE-LAB	lab(74.67, -64.96, 69.63)
CIE-LCH	lch(74.67, 95.23, 133.01°)
OKLab	oklab(76.03% -0.1788 0.1521)
OKLCH	oklch(76.03% 0.235 139.6)
XYZ	xyz(26.3038, 47.7475, 8.8667)
Luminance	0.4775 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4DD21B #A01BD2

analogous

#A9D21B #4DD21B #1BD245

triadic

#4DD21B #1B4DD2 #D21B4D

tetradic

#4DD21B #1BA9D2 #A01BD2 #D2451B

square

#4DD21B #1BA9D2 #A01BD2 #D2451B

split-complementary

#4DD21B #451BD2 #D21BA9

monochromatic

#25660D #399C14 #4DD21B #70E743 #99EE7A

Accessibility & contrast

On white

1.99

#4DD21B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.55

#4DD21B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4DD21B

10.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4DD21B	#FFFFFF	#000000	##000000
##4DD21B	1.00	1.99	10.55	10.55
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.55	21.00	1.00	1.00
##000000	10.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8BE00

Deuteranopia (green-blind)

#C8B436

Tritanopia (blue-blind)

#3ACBB3

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #4dd21b;
/* rgb */ color: rgb(77, 210, 27);
/* oklch */ color: oklch(76.0% 0.235 139.6);

Tailwind

colors: {
  custom: {
    50: '#90e16d',
    500: '#4dd21b',
    950: '#000000',
  },
}

SCSS

$custom: #4dd21b;
$custom-light: #90e16d;
$custom-dark: #000000;

JSON

{
  "hex": "#4dd21b",
  "rgb": {
    "r": 77,
    "g": 210,
    "b": 27
  },
  "hsl": {
    "h": 103.607,
    "s": 77.215,
    "l": 46.471
  },
  "oklch": {
    "l": 0.76032,
    "c": 0.2347,
    "h": 139.6
  },
  "luminance": 0.4775
}

Semantic roles & 50–950 ramp

primary

#4DD21B

secondary

#BB73D5

accent

#34F4BF

background

#F9FDF7

surface

#F2FBED

border

#CCD4C8

text

#0E1508

muted

#7E837B

Preview Lab

Preview with #4DD21B

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

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