#51CA89#51CA89

#51CA89 is a light, vivid green. Relative luminance 0.458; OKLCH L 75.4% C 0.144 H 156.7°. Best body text is #000000 at 10.16:1 contrast (WCAG AA passes).

Color values

HEX	#51CA89
RGB	rgb(81, 202, 137)
HSL	hsl(148, 53%, 55%)
HSV	hsv(148, 60%, 79%)
CMYK	cmyk(59.9%, 0%, 32.2%, 20.8%)
CIE-LAB	lab(73.41, -48.68, 22.63)
CIE-LCH	lch(73.41, 53.68, 155.07°)
OKLab	oklab(75.39% -0.1325 0.0572)
OKLCH	oklch(75.39% 0.144 156.7)
XYZ	xyz(29.0267, 45.7937, 30.9714)
Luminance	0.4580 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CA89 #CA5192

analogous

#55CA51 #51CA89 #51CAC6

triadic

#51CA89 #8951CA #CA8951

tetradic

#51CA89 #5155CA #CA5192 #CAC651

square

#51CA89 #5155CA #CA5192 #CAC651

split-complementary

#51CA89 #C651CA #CA5155

monochromatic

#257B4D #34AA6B #51CA89 #80D8A9 #AFE7C9

Accessibility & contrast

On white

2.07

#51CA89 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.16

#51CA89 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CA89

10.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CA89	#FFFFFF	#000000	##000000
##51CA89	1.00	2.07	10.16	10.16
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.16	21.00	1.00	1.00
##000000	10.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9BB85

Deuteranopia (green-blind)

#B8B08D

Tritanopia (blue-blind)

#1EC8B9

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #51ca89;
/* rgb */ color: rgb(81, 202, 137);
/* oklch */ color: oklch(75.4% 0.144 156.7);

Tailwind

colors: {
  custom: {
    50: '#8ddbab',
    500: '#51ca89',
    950: '#000000',
  },
}

SCSS

$custom: #51ca89;
$custom-light: #8ddbab;
$custom-dark: #000000;

JSON

{
  "hex": "#51ca89",
  "rgb": {
    "r": 81,
    "g": 202,
    "b": 137
  },
  "hsl": {
    "h": 147.769,
    "s": 53.304,
    "l": 55.49
  },
  "oklch": {
    "l": 0.75389,
    "c": 0.1443,
    "h": 156.7
  },
  "luminance": 0.45797
}

Semantic roles & 50–950 ramp

primary

#51CA89

secondary

#D5A2BD

accent

#4B99DD

background

#F9FDFA

surface

#F1FBF4

border

#CBD4CE

text

#0D1510

muted

#7E837F

Preview Lab

Preview with #51CA89

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

Preview Lab → · Contrast checker → · Palette generator →