#51CFB9#51CFB9

#51CFB9 is a light, moderate teal. Relative luminance 0.499; OKLCH L 77.8% C 0.116 H 179.5°. Best body text is #000000 at 10.98:1 contrast (WCAG AA passes).

Color values

HEX	#51CFB9
RGB	rgb(81, 207, 185)
HSL	hsl(170, 57%, 56%)
HSV	hsv(170, 61%, 81%)
CMYK	cmyk(60.9%, 0%, 10.6%, 18.8%)
CIE-LAB	lab(75.99, -39.99, 0.59)
CIE-LCH	lch(75.99, 39.99, 179.15°)
OKLab	oklab(77.85% -0.1158 0.0009)
OKLCH	oklch(77.85% 0.116 179.5)
XYZ	xyz(34.4591, 49.8742, 53.7002)
Luminance	0.4988 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CFB9 #CF5167

analogous

#51CF7A #51CFB9 #51A6CF

triadic

#51CFB9 #B951CF #CFB951

tetradic

#51CFB9 #7A51CF #CF5167 #A6CF51

square

#51CFB9 #7A51CF #CF5167 #A6CF51

split-complementary

#51CFB9 #CF51A6 #CF7A51

monochromatic

#248271 #31B29B #51CFB9 #81DCCC #B1E9E0

Accessibility & contrast

On white

1.91

#51CFB9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.98

#51CFB9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CFB9

10.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CFB9	#FFFFFF	#000000	##000000
##51CFB9	1.00	1.91	10.98	10.98
#FFFFFF	1.91	1.00	21.00	21.00
#000000	10.98	21.00	1.00	1.00
##000000	10.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7C3B8

Deuteranopia (green-blind)

#B4B6BB

Tritanopia (blue-blind)

#00D2C8

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #51cfb9;
/* rgb */ color: rgb(81, 207, 185);
/* oklch */ color: oklch(77.8% 0.116 179.5);

Tailwind

colors: {
  custom: {
    50: '#8fdece',
    500: '#51cfb9',
    950: '#000000',
  },
}

SCSS

$custom: #51cfb9;
$custom-light: #8fdece;
$custom-dark: #000000;

JSON

{
  "hex": "#51cfb9",
  "rgb": {
    "r": 81,
    "g": 207,
    "b": 185
  },
  "hsl": {
    "h": 169.524,
    "s": 56.757,
    "l": 56.471
  },
  "oklch": {
    "l": 0.77849,
    "c": 0.11577,
    "h": 179.5
  },
  "luminance": 0.49878
}

Semantic roles & 50–950 ramp

primary

#51CFB9

secondary

#D8A4AD

accent

#4862E0

background

#F9FDFC

surface

#F2FBF9

border

#CCD4D2

text

#0E1513

muted

#7E8382

Preview Lab

Preview with #51CFB9

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

Preview Lab → · Contrast checker → · Palette generator →