#51DB5E#51DB5E

#51DB5E is a light, highly saturated green. Relative luminance 0.532; OKLCH L 79.0% C 0.205 H 144.9°. Best body text is #000000 at 11.64:1 contrast (WCAG AA passes).

Color values

HEX	#51DB5E
RGB	rgb(81, 219, 94)
HSL	hsl(126, 66%, 59%)
HSV	hsv(126, 63%, 86%)
CMYK	cmyk(63%, 0%, 57.1%, 14.1%)
CIE-LAB	lab(78.00, -61.97, 49.85)
CIE-LCH	lch(78.00, 79.53, 141.19°)
OKLab	oklab(78.97% -0.1677 0.1181)
OKLCH	oklch(78.97% 0.205 144.9)
XYZ	xyz(30.7433, 53.2175, 19.2393)
Luminance	0.5322 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DB5E #DB51CE

analogous

#89DB51 #51DB5E #51DBA3

triadic

#51DB5E #5E51DB #DB5E51

tetradic

#51DB5E #5189DB #DB51CE #DBA351

square

#51DB5E #5189DB #DB51CE #DBA351

split-complementary

#51DB5E #A351DB #DB5189

monochromatic

#1E9329 #29C638 #51DB5E #84E58D #B6F0BC

Accessibility & contrast

On white

1.80

#51DB5E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.64

#51DB5E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DB5E

11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DB5E	#FFFFFF	#000000	##000000
##51DB5E	1.00	1.80	11.64	11.64
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.64	21.00	1.00	1.00
##000000	11.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC852

Deuteranopia (green-blind)

#CEBC68

Tritanopia (blue-blind)

#2FD6C0

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #51db5e;
/* rgb */ color: rgb(81, 219, 94);
/* oklch */ color: oklch(79.0% 0.205 144.9);

Tailwind

colors: {
  custom: {
    50: '#91e78f',
    500: '#51db5e',
    950: '#000000',
  },
}

SCSS

$custom: #51db5e;
$custom-light: #91e78f;
$custom-dark: #000000;

JSON

{
  "hex": "#51db5e",
  "rgb": {
    "r": 81,
    "g": 219,
    "b": 94
  },
  "hsl": {
    "h": 125.652,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.78965,
    "c": 0.20515,
    "h": 144.9
  },
  "luminance": 0.53221
}

Semantic roles & 50–950 ramp

primary

#51DB5E

secondary

#98388F

accent

#3FD9E9

background

#FCFEFC

surface

#F5FDF4

border

#CFD5CE

text

#0E160D

muted

#7F847F

Preview Lab

Preview with #51DB5E

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

Preview Lab → · Contrast checker → · Palette generator →