#51D98C#51D98C

#51D98C is a light, vivid green. Relative luminance 0.533; OKLCH L 79.2% C 0.162 H 155.0°. Best body text is #000000 at 11.65:1 contrast (WCAG AA passes).

Color values

HEX	#51D98C
RGB	rgb(81, 217, 140)
HSL	hsl(146, 64%, 58%)
HSV	hsv(146, 63%, 85%)
CMYK	cmyk(62.7%, 0%, 35.5%, 14.9%)
CIE-LAB	lab(78.03, -54.11, 27.30)
CIE-LCH	lch(78.03, 60.61, 153.22°)
OKLab	oklab(79.2% -0.1467 0.0685)
OKLCH	oklch(79.2% 0.162 155)
XYZ	xyz(32.9370, 53.2651, 33.3513)
Luminance	0.5327 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D98C #D9519E

analogous

#5AD951 #51D98C #51D9D0

triadic

#51D98C #8C51D9 #D98C51

tetradic

#51D98C #515AD9 #D9519E #D9D051

square

#51D98C #515AD9 #D9519E #D9D051

split-complementary

#51D98C #D051D9 #D9515A

monochromatic

#1F9050 #2AC26C #51D98C #83E4AD #B5EFCE

Accessibility & contrast

On white

1.80

#51D98C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.65

#51D98C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D98C

11.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D98C	#FFFFFF	#000000	##000000
##51D98C	1.00	1.80	11.65	11.65
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.65	21.00	1.00	1.00
##000000	11.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8C987

Deuteranopia (green-blind)

#C6BC91

Tritanopia (blue-blind)

#0AD7C5

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #51d98c;
/* rgb */ color: rgb(81, 217, 140);
/* oklch */ color: oklch(79.2% 0.162 155.0);

Tailwind

colors: {
  custom: {
    50: '#8fe6ae',
    500: '#51d98c',
    950: '#000000',
  },
}

SCSS

$custom: #51d98c;
$custom-light: #8fe6ae;
$custom-dark: #000000;

JSON

{
  "hex": "#51d98c",
  "rgb": {
    "r": 81,
    "g": 217,
    "b": 140
  },
  "hsl": {
    "h": 146.029,
    "s": 64.151,
    "l": 58.431
  },
  "oklch": {
    "l": 0.79196,
    "c": 0.16189,
    "h": 155
  },
  "luminance": 0.53268
}

Semantic roles & 50–950 ramp

primary

#51D98C

secondary

#95396D

accent

#419FE7

background

#FCFEFD

surface

#F5FCF7

border

#CFD5D0

text

#0E1610

muted

#7F8481

Preview Lab

Preview with #51D98C

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

Preview Lab → · Contrast checker → · Palette generator →