#51E55D#51E55D

#51E55D is a light, highly saturated green. Relative luminance 0.586; OKLCH L 81.5% C 0.218 H 144.5°. Best body text is #000000 at 12.72:1 contrast (WCAG AA passes).

Color values

HEX	#51E55D
RGB	rgb(81, 229, 93)
HSL	hsl(125, 74%, 61%)
HSV	hsv(125, 65%, 90%)
CMYK	cmyk(64.6%, 0%, 59.4%, 10.2%)
CIE-LAB	lab(81.06, -65.56, 53.84)
CIE-LCH	lch(81.06, 84.84, 140.61°)
OKLab	oklab(81.49% -0.1775 0.1267)
OKLCH	oklch(81.49% 0.218 144.5)
XYZ	xyz(33.3863, 58.5748, 19.9004)
Luminance	0.5858 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E55D #E551D9

analogous

#8FE551 #51E55D #51E5A7

triadic

#51E55D #5D51E5 #E55D51

tetradic

#51E55D #518FE5 #E551D9 #E5A751

square

#51E55D #518FE5 #E551D9 #E5A751

split-complementary

#51E55D #A751E5 #E5518F

monochromatic

#18A324 #20D82F #51E55D #86ED8F #BBF5C0

Accessibility & contrast

On white

1.65

#51E55D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.72

#51E55D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E55D

12.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E55D	#FFFFFF	#000000	##000000
##51E55D	1.00	1.65	12.72	12.72
#FFFFFF	1.65	1.00	21.00	21.00
#000000	12.72	21.00	1.00	1.00
##000000	12.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9D14E

Deuteranopia (green-blind)

#D7C468

Tritanopia (blue-blind)

#2ADFC8

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #51e55d;
/* rgb */ color: rgb(81, 229, 93);
/* oklch */ color: oklch(81.5% 0.218 144.5);

Tailwind

colors: {
  custom: {
    50: '#92ee8f',
    500: '#51e55d',
    950: '#000000',
  },
}

SCSS

$custom: #51e55d;
$custom-light: #92ee8f;
$custom-dark: #000000;

JSON

{
  "hex": "#51e55d",
  "rgb": {
    "r": 81,
    "g": 229,
    "b": 93
  },
  "hsl": {
    "h": 124.865,
    "s": 74,
    "l": 60.784
  },
  "oklch": {
    "l": 0.81485,
    "c": 0.21807,
    "h": 144.5
  },
  "luminance": 0.58578
}

Semantic roles & 50–950 ramp

primary

#51E55D

secondary

#A6359C

accent

#0FC6D6

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0E170D

muted

#7F857F

Preview Lab

Preview with #51E55D

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

Preview Lab → · Contrast checker → · Palette generator →