#51DB90#51DB90

#51DB90 is a light, vivid green. Relative luminance 0.544; OKLCH L 79.8% C 0.161 H 155.9°. Best body text is #000000 at 11.89:1 contrast (WCAG AA passes).

Color values

HEX	#51DB90
RGB	rgb(81, 219, 144)
HSL	hsl(147, 66%, 59%)
HSV	hsv(147, 63%, 86%)
CMYK	cmyk(63%, 0%, 34.2%, 14.1%)
CIE-LAB	lab(78.71, -54.14, 26.15)
CIE-LCH	lch(78.71, 60.12, 154.22°)
OKLab	oklab(79.77% -0.1469 0.0658)
OKLCH	oklch(79.77% 0.161 155.9)
XYZ	xyz(33.7559, 54.4225, 35.1058)
Luminance	0.5443 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DB90 #DB519C

analogous

#57DB51 #51DB90 #51DBD5

triadic

#51DB90 #9051DB #DB9051

tetradic

#51DB90 #5157DB #DB519C #DBD551

square

#51DB90 #5157DB #DB519C #DBD551

split-complementary

#51DB90 #D551DB #DB5157

monochromatic

#1E9354 #29C671 #51DB90 #84E5B0 #B6F0D1

Accessibility & contrast

On white

1.77

#51DB90 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.89

#51DB90 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DB90

11.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DB90	#FFFFFF	#000000	##000000
##51DB90	1.00	1.77	11.89	11.89
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.89	21.00	1.00	1.00
##000000	11.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DACB8B

Deuteranopia (green-blind)

#C8BE95

Tritanopia (blue-blind)

#00D9C8

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #51db90;
/* rgb */ color: rgb(81, 219, 144);
/* oklch */ color: oklch(79.8% 0.161 155.9);

Tailwind

colors: {
  custom: {
    50: '#8fe7b1',
    500: '#51db90',
    950: '#000000',
  },
}

SCSS

$custom: #51db90;
$custom-light: #8fe7b1;
$custom-dark: #000000;

JSON

{
  "hex": "#51db90",
  "rgb": {
    "r": 81,
    "g": 219,
    "b": 144
  },
  "hsl": {
    "h": 147.391,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.79775,
    "c": 0.16096,
    "h": 155.9
  },
  "luminance": 0.54426
}

Semantic roles & 50–950 ramp

primary

#51DB90

secondary

#98386C

accent

#3F9BE9

background

#FCFEFD

surface

#F5FDF7

border

#CFD5D0

text

#0E1610

muted

#7F8481

Preview Lab

Preview with #51DB90

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

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