#51DFC9#51DFC9

#51DFC9 is a very light, vivid teal. Relative luminance 0.587; OKLCH L 82.2% C 0.125 H 180.9°. Best body text is #000000 at 12.75:1 contrast (WCAG AA passes).

Color values

HEX	#51DFC9
RGB	rgb(81, 223, 201)
HSL	hsl(171, 69%, 60%)
HSV	hsv(171, 64%, 87%)
CMYK	cmyk(63.7%, 0%, 9.9%, 12.5%)
CIE-LAB	lab(81.15, -43.05, -0.44)
CIE-LCH	lch(81.15, 43.05, 180.58°)
OKLab	oklab(82.18% -0.1251 -0.0019)
OKLCH	oklch(82.18% 0.125 180.9)
XYZ	xyz(40.3187, 58.7373, 64.4596)
Luminance	0.5874 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DFC9 #DF5167

analogous

#51DF82 #51DFC9 #51AEDF

triadic

#51DFC9 #C951DF #DFC951

tetradic

#51DFC9 #8251DF #DF5167 #AEDF51

square

#51DFC9 #8251DF #DF5167 #AEDF51

split-complementary

#51DFC9 #DF51AE #DF8251

monochromatic

#1C9986 #26CDB3 #51DFC9 #85E9D9 #B8F2E9

Accessibility & contrast

On white

1.65

#51DFC9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.75

#51DFC9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DFC9

12.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DFC9	#FFFFFF	#000000	##000000
##51DFC9	1.00	1.65	12.75	12.75
#FFFFFF	1.65	1.00	21.00	21.00
#000000	12.75	21.00	1.00	1.00
##000000	12.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6D2C8

Deuteranopia (green-blind)

#C1C3CB

Tritanopia (blue-blind)

#00E3D8

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #51dfc9;
/* rgb */ color: rgb(81, 223, 201);
/* oklch */ color: oklch(82.2% 0.125 180.9);

Tailwind

colors: {
  custom: {
    50: '#92e9d9',
    500: '#51dfc9',
    950: '#000000',
  },
}

SCSS

$custom: #51dfc9;
$custom-light: #92e9d9;
$custom-dark: #000000;

JSON

{
  "hex": "#51dfc9",
  "rgb": {
    "r": 81,
    "g": 223,
    "b": 201
  },
  "hsl": {
    "h": 170.704,
    "s": 68.932,
    "l": 59.608
  },
  "oklch": {
    "l": 0.8218,
    "c": 0.12515,
    "h": 180.9
  },
  "luminance": 0.58742
}

Semantic roles & 50–950 ramp

primary

#51DFC9

secondary

#9D3747

accent

#3C57EC

background

#FCFEFE

surface

#F5FDFB

border

#CFD5D4

text

#0E1614

muted

#7F8483

Preview Lab

Preview with #51DFC9

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

Preview Lab → · Contrast checker → · Palette generator →