#51DF90#51DF90

#51DF90 is a light, vivid green. Relative luminance 0.565; OKLCH L 80.8% C 0.166 H 155.2°. Best body text is #000000 at 12.31:1 contrast (WCAG AA passes).

Color values

HEX	#51DF90
RGB	rgb(81, 223, 144)
HSL	hsl(147, 69%, 60%)
HSV	hsv(147, 64%, 87%)
CMYK	cmyk(63.7%, 0%, 35.4%, 12.5%)
CIE-LAB	lab(79.92, -55.70, 27.78)
CIE-LCH	lch(79.92, 62.24, 153.49°)
OKLab	oklab(80.77% -0.1509 0.0697)
OKLCH	oklch(80.77% 0.166 155.2)
XYZ	xyz(34.8120, 56.5347, 35.4578)
Luminance	0.5654 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DF90 #DF51A0

analogous

#59DF51 #51DF90 #51DFD7

triadic

#51DF90 #9051DF #DF9051

tetradic

#51DF90 #5159DF #DF51A0 #DFD751

square

#51DF90 #5159DF #DF51A0 #DFD751

split-complementary

#51DF90 #D751DF #DF5159

monochromatic

#1C9954 #26CD70 #51DF90 #85E9B1 #B8F2D2

Accessibility & contrast

On white

1.71

#51DF90 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.31

#51DF90 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DF90

12.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DF90	#FFFFFF	#000000	##000000
##51DF90	1.00	1.71	12.31	12.31
#FFFFFF	1.71	1.00	21.00	21.00
#000000	12.31	21.00	1.00	1.00
##000000	12.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DECE8B

Deuteranopia (green-blind)

#CCC195

Tritanopia (blue-blind)

#00DDCB

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #51df90;
/* rgb */ color: rgb(81, 223, 144);
/* oklch */ color: oklch(80.8% 0.166 155.2);

Tailwind

colors: {
  custom: {
    50: '#90eab1',
    500: '#51df90',
    950: '#000000',
  },
}

SCSS

$custom: #51df90;
$custom-light: #90eab1;
$custom-dark: #000000;

JSON

{
  "hex": "#51df90",
  "rgb": {
    "r": 81,
    "g": 223,
    "b": 144
  },
  "hsl": {
    "h": 146.62,
    "s": 68.932,
    "l": 59.608
  },
  "oklch": {
    "l": 0.80768,
    "c": 0.16626,
    "h": 155.2
  },
  "luminance": 0.56538
}

Semantic roles & 50–950 ramp

primary

#51DF90

secondary

#9D3770

accent

#3C9EEC

background

#FCFEFD

surface

#F5FDF7

border

#CFD5D0

text

#0E1610

muted

#7F8481

Preview Lab

Preview with #51DF90

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

Preview Lab → · Contrast checker → · Palette generator →