#51D4E6#51D4E6

#51D4E6 is a light, moderate teal. Relative luminance 0.545; OKLCH L 80.5% C 0.115 H 207.9°. Best body text is #000000 at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#51D4E6
RGB	rgb(81, 212, 230)
HSL	hsl(187, 75%, 61%)
HSV	hsv(187, 65%, 90%)
CMYK	cmyk(64.8%, 7.8%, 0%, 9.8%)
CIE-LAB	lab(78.78, -30.08, -19.44)
CIE-LCH	lch(78.78, 35.81, 212.87°)
OKLab	oklab(80.54% -0.1017 -0.0539)
OKLCH	oklch(80.54% 0.115 207.9)
XYZ	xyz(41.2137, 54.5449, 83.2038)
Luminance	0.5455 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D4E6 #E66351

analogous

#51E6AD #51D4E6 #5189E6

triadic

#51D4E6 #E651D4 #D4E651

tetradic

#51D4E6 #AD51E6 #E66351 #89E651

square

#51D4E6 #AD51E6 #E66351 #89E651

split-complementary

#51D4E6 #E65189 #E6AD51

monochromatic

#1894A5 #1FC4DA #51D4E6 #87E1EE #BCEEF5

Accessibility & contrast

On white

1.76

#51D4E6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.91

#51D4E6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D4E6

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D4E6	#FFFFFF	#000000	##000000
##51D4E6	1.00	1.76	11.91	11.91
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.91	21.00	1.00	1.00
##000000	11.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3CCE7

Deuteranopia (green-blind)

#ADBCE6

Tritanopia (blue-blind)

#00DDD9

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #51d4e6;
/* rgb */ color: rgb(81, 212, 230);
/* oklch */ color: oklch(80.5% 0.115 207.9);

Tailwind

colors: {
  custom: {
    50: '#93e1ee',
    500: '#51d4e6',
    950: '#000000',
  },
}

SCSS

$custom: #51d4e6;
$custom-light: #93e1ee;
$custom-dark: #000000;

JSON

{
  "hex": "#51d4e6",
  "rgb": {
    "r": 81,
    "g": 212,
    "b": 230
  },
  "hsl": {
    "h": 187.248,
    "s": 74.874,
    "l": 60.98
  },
  "oklch": {
    "l": 0.80542,
    "c": 0.11515,
    "h": 207.9
  },
  "luminance": 0.54549
}

Semantic roles & 50–950 ramp

primary

#51D4E6

secondary

#A74234

accent

#270ED7

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0E1516

muted

#7F8485

Preview Lab

Preview with #51D4E6

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

Preview Lab → · Contrast checker → · Palette generator →