#51E0CA#51E0CA

#51E0CA is a very light, vivid teal. Relative luminance 0.593; OKLCH L 82.4% C 0.126 H 180.9°. Best body text is #000000 at 12.87:1 contrast (WCAG AA passes).

Color values

HEX	#51E0CA
RGB	rgb(81, 224, 202)
HSL	hsl(171, 70%, 60%)
HSV	hsv(171, 64%, 88%)
CMYK	cmyk(63.8%, 0%, 9.8%, 12.2%)
CIE-LAB	lab(81.47, -43.24, -0.50)
CIE-LCH	lch(81.47, 43.24, 180.67°)
OKLab	oklab(82.45% -0.1257 -0.0021)
OKLCH	oklch(82.45% 0.126 180.9)
XYZ	xyz(40.7047, 59.3205, 65.1705)
Luminance	0.5933 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E0CA #E05167

analogous

#51E082 #51E0CA #51AFE0

triadic

#51E0CA #CA51E0 #E0CA51

tetradic

#51E0CA #8251E0 #E05167 #AFE051

square

#51E0CA #8251E0 #E05167 #AFE051

split-complementary

#51E0CA #E051AF #E08251

monochromatic

#1C9B87 #25CFB5 #51E0CA #85E9DA #B9F3EA

Accessibility & contrast

On white

1.63

#51E0CA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.87

#51E0CA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E0CA

12.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E0CA	#FFFFFF	#000000	##000000
##51E0CA	1.00	1.63	12.87	12.87
#FFFFFF	1.63	1.00	21.00	21.00
#000000	12.87	21.00	1.00	1.00
##000000	12.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7D3C9

Deuteranopia (green-blind)

#C2C4CC

Tritanopia (blue-blind)

#00E4D9

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #51e0ca;
/* rgb */ color: rgb(81, 224, 202);
/* oklch */ color: oklch(82.4% 0.126 180.9);

Tailwind

colors: {
  custom: {
    50: '#92eada',
    500: '#51e0ca',
    950: '#000000',
  },
}

SCSS

$custom: #51e0ca;
$custom-light: #92eada;
$custom-dark: #000000;

JSON

{
  "hex": "#51e0ca",
  "rgb": {
    "r": 81,
    "g": 224,
    "b": 202
  },
  "hsl": {
    "h": 170.769,
    "s": 69.756,
    "l": 59.804
  },
  "oklch": {
    "l": 0.82449,
    "c": 0.12573,
    "h": 180.9
  },
  "luminance": 0.59325
}

Semantic roles & 50–950 ramp

primary

#51E0CA

secondary

#9F3747

accent

#3B57ED

background

#FCFEFE

surface

#F5FDFB

border

#CFD5D4

text

#0E1614

muted

#7F8483

Preview Lab

Preview with #51E0CA

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

Preview Lab → · Contrast checker → · Palette generator →