#51DBEA#51DBEA

#51DBEA is a very light, moderate teal. Relative luminance 0.584; OKLCH L 82.3% C 0.119 H 205.4°. Best body text is #000000 at 12.67:1 contrast (WCAG AA passes).

Color values

HEX	#51DBEA
RGB	rgb(81, 219, 234)
HSL	hsl(186, 78%, 62%)
HSV	hsv(186, 65%, 92%)
CMYK	cmyk(65.4%, 6.4%, 0%, 8.2%)
CIE-LAB	lab(80.93, -32.28, -18.32)
CIE-LCH	lch(80.93, 37.12, 209.57°)
OKLab	oklab(82.32% -0.1071 -0.0508)
OKLCH	oklch(82.32% 0.119 205.4)
XYZ	xyz(43.5698, 58.3480, 86.7920)
Luminance	0.5835 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DBEA #EA6051

analogous

#51EAAC #51DBEA #518FEA

triadic

#51DBEA #EA51DB #DBEA51

tetradic

#51DBEA #AC51EA #EA6051 #8FEA51

square

#51DBEA #AC51EA #EA6051 #8FEA51

split-complementary

#51DBEA #EA518F #EAAC51

monochromatic

#159DAC #1BCFE2 #51DBEA #88E6F1 #BEF2F7

Accessibility & contrast

On white

1.66

#51DBEA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.67

#51DBEA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DBEA

12.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DBEA	#FFFFFF	#000000	##000000
##51DBEA	1.00	1.66	12.67	12.67
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.67	21.00	1.00	1.00
##000000	12.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAD3EB

Deuteranopia (green-blind)

#B3C2EA

Tritanopia (blue-blind)

#00E4DF

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #51dbea;
/* rgb */ color: rgb(81, 219, 234);
/* oklch */ color: oklch(82.3% 0.119 205.4);

Tailwind

colors: {
  custom: {
    50: '#94e6f0',
    500: '#51dbea',
    950: '#000000',
  },
}

SCSS

$custom: #51dbea;
$custom-light: #94e6f0;
$custom-dark: #000000;

JSON

{
  "hex": "#51dbea",
  "rgb": {
    "r": 81,
    "g": 219,
    "b": 234
  },
  "hsl": {
    "h": 185.882,
    "s": 78.462,
    "l": 61.765
  },
  "oklch": {
    "l": 0.82322,
    "c": 0.11856,
    "h": 205.4
  },
  "luminance": 0.58353
}

Semantic roles & 50–950 ramp

primary

#51DBEA

secondary

#AD3E32

accent

#1F0BDB

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1616

muted

#808485

Preview Lab

Preview with #51DBEA

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

Preview Lab → · Contrast checker → · Palette generator →