#51D98A#51D98A

#51D98A is a light, vivid green. Relative luminance 0.532; OKLCH L 79.2% C 0.164 H 154.4°. Best body text is #000000 at 11.64:1 contrast (WCAG AA passes).

Color values

HEX	#51D98A
RGB	rgb(81, 217, 138)
HSL	hsl(145, 64%, 58%)
HSV	hsv(145, 63%, 85%)
CMYK	cmyk(62.7%, 0%, 36.4%, 14.9%)
CIE-LAB	lab(78.00, -54.48, 28.29)
CIE-LCH	lch(78.00, 61.39, 152.56°)
OKLab	oklab(79.16% -0.1476 0.0709)
OKLCH	oklch(79.16% 0.164 154.4)
XYZ	xyz(32.7909, 53.2067, 32.5817)
Luminance	0.5321 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D98A #D951A0

analogous

#5CD951 #51D98A #51D9CE

triadic

#51D98A #8A51D9 #D98A51

tetradic

#51D98A #515CD9 #D951A0 #D9CE51

square

#51D98A #515CD9 #D951A0 #D9CE51

split-complementary

#51D98A #CE51D9 #D9515C

monochromatic

#1F904F #2AC26A #51D98A #83E4AC #B5EFCE

Accessibility & contrast

On white

1.80

#51D98A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.64

#51D98A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D98A

11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D98A	#FFFFFF	#000000	##000000
##51D98A	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)

#D9C885

Deuteranopia (green-blind)

#C7BC8F

Tritanopia (blue-blind)

#0FD7C5

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #51d98a;
/* rgb */ color: rgb(81, 217, 138);
/* oklch */ color: oklch(79.2% 0.164 154.4);

Tailwind

colors: {
  custom: {
    50: '#8fe6ac',
    500: '#51d98a',
    950: '#000000',
  },
}

SCSS

$custom: #51d98a;
$custom-light: #8fe6ac;
$custom-dark: #000000;

JSON

{
  "hex": "#51d98a",
  "rgb": {
    "r": 81,
    "g": 217,
    "b": 138
  },
  "hsl": {
    "h": 145.147,
    "s": 64.151,
    "l": 58.431
  },
  "oklch": {
    "l": 0.79157,
    "c": 0.1637,
    "h": 154.4
  },
  "luminance": 0.5321
}

Semantic roles & 50–950 ramp

primary

#51D98A

secondary

#95396F

accent

#41A1E7

background

#FCFEFD

surface

#F5FCF7

border

#CFD5D0

text

#0E1610

muted

#7F8481

Preview Lab

Preview with #51D98A

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

Preview Lab → · Contrast checker → · Palette generator →