#51CAE0#51CAE0

#51CAE0 is a light, moderate teal. Relative luminance 0.494; OKLCH L 78.0% C 0.111 H 211.7°. Best body text is #000000 at 10.87:1 contrast (WCAG AA passes).

Color values

HEX	#51CAE0
RGB	rgb(81, 202, 224)
HSL	hsl(189, 70%, 60%)
HSV	hsv(189, 64%, 88%)
CMYK	cmyk(63.8%, 9.8%, 0%, 12.2%)
CIE-LAB	lab(75.68, -26.95, -20.91)
CIE-LCH	lch(75.68, 34.11, 217.81°)
OKLab	oklab(77.98% -0.094 -0.0581)
OKLCH	oklch(77.98% 0.111 211.7)
XYZ	xyz(37.9628, 49.3681, 78.0349)
Luminance	0.4937 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CAE0 #E06751

analogous

#51E0AF #51CAE0 #5182E0

triadic

#51CAE0 #E051CA #CAE051

tetradic

#51CAE0 #AF51E0 #E06751 #82E051

square

#51CAE0 #AF51E0 #E06751 #82E051

split-complementary

#51CAE0 #E05182 #E0AF51

monochromatic

#1C879B #25B5CF #51CAE0 #85DAE9 #B9EAF3

Accessibility & contrast

On white

1.93

#51CAE0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.87

#51CAE0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CAE0

10.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CAE0	#FFFFFF	#000000	##000000
##51CAE0	1.00	1.93	10.87	10.87
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.87	21.00	1.00	1.00
##000000	10.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8C3E1

Deuteranopia (green-blind)

#A3B4E0

Tritanopia (blue-blind)

#00D3D1

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #51cae0;
/* rgb */ color: rgb(81, 202, 224);
/* oklch */ color: oklch(78.0% 0.111 211.7);

Tailwind

colors: {
  custom: {
    50: '#91dae9',
    500: '#51cae0',
    950: '#000000',
  },
}

SCSS

$custom: #51cae0;
$custom-light: #91dae9;
$custom-dark: #000000;

JSON

{
  "hex": "#51cae0",
  "rgb": {
    "r": 81,
    "g": 202,
    "b": 224
  },
  "hsl": {
    "h": 189.231,
    "s": 69.756,
    "l": 59.804
  },
  "oklch": {
    "l": 0.77981,
    "c": 0.11052,
    "h": 211.7
  },
  "luminance": 0.49372
}

Semantic roles & 50–950 ramp

primary

#51CAE0

secondary

#E2B3AB

accent

#573BED

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0E1516

muted

#7E8384

Preview Lab

Preview with #51CAE0

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

Preview Lab → · Contrast checker → · Palette generator →