#51E8E2#51E8E2

#51E8E2 is a very light, vivid teal. Relative luminance 0.650; OKLCH L 85.1% C 0.126 H 191.3°. Best body text is #000000 at 13.99:1 contrast (WCAG AA passes).

Color values

HEX	#51E8E2
RGB	rgb(81, 232, 226)
HSL	hsl(178, 77%, 61%)
HSV	hsv(178, 65%, 91%)
CMYK	cmyk(65.1%, 0%, 2.6%, 9%)
CIE-LAB	lab(84.46, -40.52, -8.80)
CIE-LCH	lch(84.46, 41.47, 192.25°)
OKLab	oklab(85.1% -0.1233 -0.0245)
OKLCH	oklch(85.1% 0.126 191.3)
XYZ	xyz(45.9712, 64.9484, 82.0503)
Luminance	0.6495 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E8E2 #E85157

analogous

#51E897 #51E8E2 #51A3E8

triadic

#51E8E2 #E251E8 #E8E251

tetradic

#51E8E2 #9751E8 #E85157 #A3E851

square

#51E8E2 #9751E8 #E85157 #A3E851

split-complementary

#51E8E2 #E851A3 #E89751

monochromatic

#16A8A3 #1DDED7 #51E8E2 #87EFEB #BDF6F4

Accessibility & contrast

On white

1.50

#51E8E2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.99

#51E8E2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E8E2

13.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E8E2	#FFFFFF	#000000	##000000
##51E8E2	1.00	1.50	13.99	13.99
#FFFFFF	1.50	1.00	21.00	21.00
#000000	13.99	21.00	1.00	1.00
##000000	13.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBDDE2

Deuteranopia (green-blind)

#C4CCE3

Tritanopia (blue-blind)

#00EEE6

Achromatopsia (no color)

#D3D3D3

Design tokens & code

CSS

--color: #51e8e2;
/* rgb */ color: rgb(81, 232, 226);
/* oklch */ color: oklch(85.1% 0.126 191.3);

Tailwind

colors: {
  custom: {
    50: '#94f0eb',
    500: '#51e8e2',
    950: '#000000',
  },
}

SCSS

$custom: #51e8e2;
$custom-light: #94f0eb;
$custom-dark: #000000;

JSON

{
  "hex": "#51e8e2",
  "rgb": {
    "r": 81,
    "g": 232,
    "b": 226
  },
  "hsl": {
    "h": 177.616,
    "s": 76.65,
    "l": 61.373
  },
  "oklch": {
    "l": 0.85095,
    "c": 0.12573,
    "h": 191.3
  },
  "luminance": 0.64954
}

Semantic roles & 50–950 ramp

primary

#51E8E2

secondary

#AA3338

accent

#0D15D9

background

#FCFFFE

surface

#F5FEFD

border

#CFD6D5

text

#0F1616

muted

#808584

Preview Lab

Preview with #51E8E2

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

Preview Lab → · Contrast checker → · Palette generator →