#51CA91#51CA91

#51CA91 is a light, vivid teal. Relative luminance 0.460; OKLCH L 75.6% C 0.137 H 159.8°. Best body text is #000000 at 10.21:1 contrast (WCAG AA passes).

Color values

HEX	#51CA91
RGB	rgb(81, 202, 145)
HSL	hsl(152, 53%, 55%)
HSV	hsv(152, 60%, 79%)
CMYK	cmyk(59.9%, 0%, 28.2%, 20.8%)
CIE-LAB	lab(73.57, -47.06, 18.60)
CIE-LCH	lch(73.57, 50.61, 158.44°)
OKLab	oklab(75.57% -0.1288 0.0473)
OKLCH	oklch(75.57% 0.137 159.8)
XYZ	xyz(29.6220, 46.0318, 34.1065)
Luminance	0.4603 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CA91 #CA518A

analogous

#51CA55 #51CA91 #51C6CA

triadic

#51CA91 #9151CA #CA9151

tetradic

#51CA91 #5551CA #CA518A #C6CA51

square

#51CA91 #5551CA #CA518A #C6CA51

split-complementary

#51CA91 #CA51C6 #CA5551

monochromatic

#257B53 #34AA72 #51CA91 #80D8AF #AFE7CC

Accessibility & contrast

On white

2.06

#51CA91 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.21

#51CA91 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CA91

10.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CA91	#FFFFFF	#000000	##000000
##51CA91	1.00	2.06	10.21	10.21
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.21	21.00	1.00	1.00
##000000	10.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8BC8E

Deuteranopia (green-blind)

#B7B095

Tritanopia (blue-blind)

#15C9BB

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #51ca91;
/* rgb */ color: rgb(81, 202, 145);
/* oklch */ color: oklch(75.6% 0.137 159.8);

Tailwind

colors: {
  custom: {
    50: '#8ddbb1',
    500: '#51ca91',
    950: '#000000',
  },
}

SCSS

$custom: #51ca91;
$custom-light: #8ddbb1;
$custom-dark: #000000;

JSON

{
  "hex": "#51ca91",
  "rgb": {
    "r": 81,
    "g": 202,
    "b": 145
  },
  "hsl": {
    "h": 151.736,
    "s": 53.304,
    "l": 55.49
  },
  "oklch": {
    "l": 0.75566,
    "c": 0.13722,
    "h": 159.8
  },
  "luminance": 0.46035
}

Semantic roles & 50–950 ramp

primary

#51CA91

secondary

#D5A2BA

accent

#4B90DD

background

#F9FDFA

surface

#F1FBF5

border

#CBD4CF

text

#0D1510

muted

#7E837F

Preview Lab

Preview with #51CA91

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

Preview Lab → · Contrast checker → · Palette generator →