#51F2DF#51F2DF

#51F2DF is a very light, vivid teal. Relative luminance 0.706; OKLCH L 87.4% C 0.135 H 183.8°. Best body text is #000000 at 15.12:1 contrast (WCAG AA passes).

Color values

HEX	#51F2DF
RGB	rgb(81, 242, 223)
HSL	hsl(173, 86%, 63%)
HSV	hsv(173, 67%, 95%)
CMYK	cmyk(66.5%, 0%, 7.9%, 5.1%)
CIE-LAB	lab(87.28, -45.73, -3.05)
CIE-LCH	lch(87.28, 45.83, 183.82°)
OKLab	oklab(87.36% -0.1344 -0.009)
OKLCH	oklch(87.36% 0.135 183.8)
XYZ	xyz(48.4585, 70.5758, 80.8663)
Luminance	0.7058 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51F2DF #F25164

analogous

#51F28E #51F2DF #51B4F2

triadic

#51F2DF #DF51F2 #F2DF51

tetradic

#51F2DF #8E51F2 #F25164 #B4F251

square

#51F2DF #8E51F2 #F25164 #B4F251

split-complementary

#51F2DF #F251B4 #F28E51

monochromatic

#0EBBA6 #18EED5 #51F2DF #8AF6E9 #C3FBF4

Accessibility & contrast

On white

1.39

#51F2DF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.12

#51F2DF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51F2DF

15.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51F2DF	#FFFFFF	#000000	##000000
##51F2DF	1.00	1.39	15.12	15.12
#FFFFFF	1.39	1.00	21.00	21.00
#000000	15.12	21.00	1.00	1.00
##000000	15.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7E5DE

Deuteranopia (green-blind)

#CFD4E1

Tritanopia (blue-blind)

#00F7EC

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #51f2df;
/* rgb */ color: rgb(81, 242, 223);
/* oklch */ color: oklch(87.4% 0.135 183.8);

Tailwind

colors: {
  custom: {
    50: '#95f7e8',
    500: '#51f2df',
    950: '#000000',
  },
}

SCSS

$custom: #51f2df;
$custom-light: #95f7e8;
$custom-dark: #000000;

JSON

{
  "hex": "#51f2df",
  "rgb": {
    "r": 81,
    "g": 242,
    "b": 223
  },
  "hsl": {
    "h": 172.919,
    "s": 86.096,
    "l": 63.333
  },
  "oklch": {
    "l": 0.8736,
    "c": 0.13474,
    "h": 183.8
  },
  "luminance": 0.70581
}

Semantic roles & 50–950 ramp

primary

#51F2DF

secondary

#B92E3E

accent

#031DE3

background

#FCFFFE

surface

#F5FFFC

border

#CFD7D5

text

#0F1716

muted

#808584

Preview Lab

Preview with #51F2DF

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

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