#51D4E3#51D4E3

#51D4E3 is a light, moderate teal. Relative luminance 0.544; OKLCH L 80.4% C 0.114 H 205.8°. Best body text is #000000 at 11.88:1 contrast (WCAG AA passes).

Color values

HEX	#51D4E3
RGB	rgb(81, 212, 227)
HSL	hsl(186, 72%, 60%)
HSV	hsv(186, 64%, 89%)
CMYK	cmyk(64.3%, 6.6%, 0%, 11%)
CIE-LAB	lab(78.68, -30.95, -17.98)
CIE-LCH	lch(78.68, 35.79, 210.15°)
OKLab	oklab(80.43% -0.1029 -0.0499)
OKLCH	oklch(80.43% 0.114 205.8)
XYZ	xyz(40.7960, 54.3779, 81.0041)
Luminance	0.5438 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D4E3 #E36051

analogous

#51E3A9 #51D4E3 #518BE3

triadic

#51D4E3 #E351D4 #D4E351

tetradic

#51D4E3 #A951E3 #E36051 #8BE351

square

#51D4E3 #A951E3 #E36051 #8BE351

split-complementary

#51D4E3 #E3518B #E3A951

monochromatic

#1A92A0 #22C2D5 #51D4E3 #86E1EB #BAEEF4

Accessibility & contrast

On white

1.77

#51D4E3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.88

#51D4E3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D4E3

11.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D4E3	#FFFFFF	#000000	##000000
##51D4E3	1.00	1.77	11.88	11.88
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.88	21.00	1.00	1.00
##000000	11.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3CCE4

Deuteranopia (green-blind)

#AEBCE3

Tritanopia (blue-blind)

#00DDD8

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #51d4e3;
/* rgb */ color: rgb(81, 212, 227);
/* oklch */ color: oklch(80.4% 0.114 205.8);

Tailwind

colors: {
  custom: {
    50: '#92e1eb',
    500: '#51d4e3',
    950: '#000000',
  },
}

SCSS

$custom: #51d4e3;
$custom-light: #92e1eb;
$custom-dark: #000000;

JSON

{
  "hex": "#51d4e3",
  "rgb": {
    "r": 81,
    "g": 212,
    "b": 227
  },
  "hsl": {
    "h": 186.164,
    "s": 72.277,
    "l": 60.392
  },
  "oklch": {
    "l": 0.80432,
    "c": 0.11439,
    "h": 205.8
  },
  "luminance": 0.54382
}

Semantic roles & 50–950 ramp

primary

#51D4E3

secondary

#A34135

accent

#2511D4

background

#FCFEFE

surface

#F5FCFD

border

#CFD5D5

text

#0E1516

muted

#7F8484

Preview Lab

Preview with #51D4E3

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

Preview Lab → · Contrast checker → · Palette generator →