#51E5E4#51E5E4

#51E5E4 is a very light, vivid teal. Relative luminance 0.634; OKLCH L 84.5% C 0.123 H 194.4°. Best body text is #000000 at 13.68:1 contrast (WCAG AA passes).

Color values

HEX	#51E5E4
RGB	rgb(81, 229, 228)
HSL	hsl(180, 74%, 61%)
HSV	hsv(180, 65%, 90%)
CMYK	cmyk(64.6%, 0%, 0.4%, 10.2%)
CIE-LAB	lab(83.64, -38.62, -11.06)
CIE-LCH	lch(83.64, 40.18, 195.98°)
OKLab	oklab(84.46% -0.1195 -0.0307)
OKLCH	oklch(84.46% 0.123 194.4)
XYZ	xyz(45.4100, 63.3843, 83.2249)
Luminance	0.6339 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E5E4 #E55152

analogous

#51E59A #51E5E4 #519CE5

triadic

#51E5E4 #E451E5 #E5E451

tetradic

#51E5E4 #9A51E5 #E55152 #9CE551

square

#51E5E4 #9A51E5 #E55152 #9CE551

split-complementary

#51E5E4 #E5519C #E59A51

monochromatic

#18A3A2 #20D8D7 #51E5E4 #86EDEC #BBF5F5

Accessibility & contrast

On white

1.54

#51E5E4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.68

#51E5E4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E5E4

13.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E5E4	#FFFFFF	#000000	##000000
##51E5E4	1.00	1.54	13.68	13.68
#FFFFFF	1.54	1.00	21.00	21.00
#000000	13.68	21.00	1.00	1.00
##000000	13.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7DAE4

Deuteranopia (green-blind)

#C0C9E5

Tritanopia (blue-blind)

#00ECE4

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #51e5e4;
/* rgb */ color: rgb(81, 229, 228);
/* oklch */ color: oklch(84.5% 0.123 194.4);

Tailwind

colors: {
  custom: {
    50: '#94edec',
    500: '#51e5e4',
    950: '#000000',
  },
}

SCSS

$custom: #51e5e4;
$custom-light: #94edec;
$custom-dark: #000000;

JSON

{
  "hex": "#51e5e4",
  "rgb": {
    "r": 81,
    "g": 229,
    "b": 228
  },
  "hsl": {
    "h": 179.595,
    "s": 74,
    "l": 60.784
  },
  "oklch": {
    "l": 0.84455,
    "c": 0.12339,
    "h": 194.4
  },
  "luminance": 0.63389
}

Semantic roles & 50–950 ramp

primary

#51E5E4

secondary

#A63535

accent

#0F11D6

background

#FCFFFE

surface

#F5FEFD

border

#CFD6D5

text

#0F1616

muted

#808584

Preview Lab

Preview with #51E5E4

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

Preview Lab → · Contrast checker → · Palette generator →