#51BCCE#51BCCE

#51BCCE is a light, moderate teal. Relative luminance 0.422; OKLCH L 74.0% C 0.100 H 210.3°. Best body text is #000000 at 9.43:1 contrast (WCAG AA passes).

Color values

HEX	#51BCCE
RGB	rgb(81, 188, 206)
HSL	hsl(189, 56%, 56%)
HSV	hsv(189, 61%, 81%)
CMYK	cmyk(60.7%, 8.7%, 0%, 19.2%)
CIE-LAB	lab(70.99, -25.26, -18.26)
CIE-LCH	lch(70.99, 31.17, 215.86°)
OKLab	oklab(74.01% -0.0867 -0.0506)
OKLCH	oklch(74.01% 0.1 210.3)
XYZ	xyz(32.5125, 42.1687, 64.8065)
Luminance	0.4217 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BCCE #CE6351

analogous

#51CEA2 #51BCCE #517ECE

triadic

#51BCCE #CE51BC #BCCE51

tetradic

#51BCCE #A251CE #CE6351 #7ECE51

square

#51BCCE #A251CE #CE6351 #7ECE51

split-complementary

#51BCCE #CE517E #CEA251

monochromatic

#247380 #329EB0 #51BCCE #81CEDB #B1E1E9

Accessibility & contrast

On white

2.23

#51BCCE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.43

#51BCCE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BCCE

9.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BCCE	#FFFFFF	#000000	##000000
##51BCCE	1.00	2.23	9.43	9.43
#FFFFFF	2.23	1.00	21.00	21.00
#000000	9.43	21.00	1.00	1.00
##000000	9.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ADB6CF

Deuteranopia (green-blind)

#9AA8CE

Tritanopia (blue-blind)

#00C4C1

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #51bcce;
/* rgb */ color: rgb(81, 188, 206);
/* oklch */ color: oklch(74.0% 0.100 210.3);

Tailwind

colors: {
  custom: {
    50: '#8ed0dd',
    500: '#51bcce',
    950: '#000000',
  },
}

SCSS

$custom: #51bcce;
$custom-light: #8ed0dd;
$custom-dark: #000000;

JSON

{
  "hex": "#51bcce",
  "rgb": {
    "r": 81,
    "g": 188,
    "b": 206
  },
  "hsl": {
    "h": 188.64,
    "s": 56.054,
    "l": 56.275
  },
  "oklch": {
    "l": 0.74007,
    "c": 0.1004,
    "h": 210.3
  },
  "luminance": 0.42172
}

Semantic roles & 50–950 ramp

primary

#51BCCE

secondary

#D7ABA4

accent

#5E48DF

background

#F9FCFD

surface

#F2F9FB

border

#CCD2D4

text

#0D1415

muted

#7E8283

Preview Lab

Preview with #51BCCE

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

Preview Lab → · Contrast checker → · Palette generator →