#51D4E2#51D4E2

#51D4E2 is a light, moderate teal. Relative luminance 0.543; OKLCH L 80.4% C 0.114 H 205.1°. Best body text is #000000 at 11.87:1 contrast (WCAG AA passes).

Color values

HEX	#51D4E2
RGB	rgb(81, 212, 226)
HSL	hsl(186, 71%, 60%)
HSV	hsv(186, 64%, 89%)
CMYK	cmyk(64.2%, 6.2%, 0%, 11.4%)
CIE-LAB	lab(78.65, -31.23, -17.49)
CIE-LCH	lch(78.65, 35.80, 209.25°)
OKLab	oklab(80.4% -0.1033 -0.0485)
OKLCH	oklch(80.4% 0.114 205.1)
XYZ	xyz(40.6584, 54.3228, 80.2793)
Luminance	0.5433 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D4E2 #E25F51

analogous

#51E2A7 #51D4E2 #518BE2

triadic

#51D4E2 #E251D4 #D4E251

tetradic

#51D4E2 #A751E2 #E25F51 #8BE251

square

#51D4E2 #A751E2 #E25F51 #8BE251

split-complementary

#51D4E2 #E2518B #E2A751

monochromatic

#1A919E #23C2D3 #51D4E2 #85E1EB #BAEEF3

Accessibility & contrast

On white

1.77

#51D4E2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.87

#51D4E2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D4E2

11.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D4E2	#FFFFFF	#000000	##000000
##51D4E2	1.00	1.77	11.87	11.87
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.87	21.00	1.00	1.00
##000000	11.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C4CCE3

Deuteranopia (green-blind)

#AEBCE2

Tritanopia (blue-blind)

#00DCD8

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #51d4e2;
/* rgb */ color: rgb(81, 212, 226);
/* oklch */ color: oklch(80.4% 0.114 205.1);

Tailwind

colors: {
  custom: {
    50: '#92e1eb',
    500: '#51d4e2',
    950: '#000000',
  },
}

SCSS

$custom: #51d4e2;
$custom-light: #92e1eb;
$custom-dark: #000000;

JSON

{
  "hex": "#51d4e2",
  "rgb": {
    "r": 81,
    "g": 212,
    "b": 226
  },
  "hsl": {
    "h": 185.793,
    "s": 71.429,
    "l": 60.196
  },
  "oklch": {
    "l": 0.80396,
    "c": 0.11416,
    "h": 205.1
  },
  "luminance": 0.54327
}

Semantic roles & 50–950 ramp

primary

#51D4E2

secondary

#A14036

accent

#2512D3

background

#FCFEFE

surface

#F5FCFD

border

#CFD5D5

text

#0E1516

muted

#7F8484

Preview Lab

Preview with #51D4E2

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

Preview Lab → · Contrast checker → · Palette generator →