#51DBF1#51DBF1

#51DBF1 is a very light, vivid teal. Relative luminance 0.588; OKLCH L 82.6% C 0.120 H 210.0°. Best body text is #000000 at 12.75:1 contrast (WCAG AA passes).

Color values

HEX	#51DBF1
RGB	rgb(81, 219, 241)
HSL	hsl(188, 85%, 63%)
HSV	hsv(188, 66%, 95%)
CMYK	cmyk(66.4%, 9.1%, 0%, 5.5%)
CIE-LAB	lab(81.16, -30.26, -21.69)
CIE-LCH	lch(81.16, 37.23, 215.64°)
OKLab	oklab(82.58% -0.1043 -0.0603)
OKLCH	oklch(82.58% 0.12 210)
XYZ	xyz(44.5953, 58.7583, 92.1932)
Luminance	0.5876 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DBF1 #F16751

analogous

#51F1B7 #51DBF1 #518BF1

triadic

#51DBF1 #F151DB #DBF151

tetradic

#51DBF1 #B751F1 #F16751 #8BF151

square

#51DBF1 #B751F1 #F16751 #8BF151

split-complementary

#51DBF1 #F1518B #F1B751

monochromatic

#0FA1B9 #18CFEC #51DBF1 #8AE7F6 #C2F2FA

Accessibility & contrast

On white

1.65

#51DBF1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.75

#51DBF1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DBF1

12.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DBF1	#FFFFFF	#000000	##000000
##51DBF1	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)

#C8D3F2

Deuteranopia (green-blind)

#B1C2F1

Tritanopia (blue-blind)

#00E5E2

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #51dbf1;
/* rgb */ color: rgb(81, 219, 241);
/* oklch */ color: oklch(82.6% 0.120 210.0);

Tailwind

colors: {
  custom: {
    50: '#94e6f5',
    500: '#51dbf1',
    950: '#000000',
  },
}

SCSS

$custom: #51dbf1;
$custom-light: #94e6f5;
$custom-dark: #000000;

JSON

{
  "hex": "#51dbf1",
  "rgb": {
    "r": 81,
    "g": 219,
    "b": 241
  },
  "hsl": {
    "h": 188.25,
    "s": 85.106,
    "l": 63.137
  },
  "oklch": {
    "l": 0.8258,
    "c": 0.12049,
    "h": 210
  },
  "luminance": 0.58763
}

Semantic roles & 50–950 ramp

primary

#51DBF1

secondary

#B8412F

accent

#2204E2

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1617

muted

#808485

Preview Lab

Preview with #51DBF1

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

Preview Lab → · Contrast checker → · Palette generator →