#51BCC8#51BCC8

#51BCC8 is a light, moderate teal. Relative luminance 0.419; OKLCH L 73.8% C 0.099 H 205.4°. Best body text is #000000 at 9.38:1 contrast (WCAG AA passes).

Color values

HEX	#51BCC8
RGB	rgb(81, 188, 200)
HSL	hsl(186, 52%, 55%)
HSV	hsv(186, 60%, 78%)
CMYK	cmyk(59.5%, 6%, 0%, 21.6%)
CIE-LAB	lab(70.79, -26.99, -15.27)
CIE-LCH	lch(70.79, 31.02, 209.50°)
OKLab	oklab(73.78% -0.0892 -0.0423)
OKLCH	oklch(73.78% 0.099 205.4)
XYZ	xyz(31.7975, 41.8827, 61.0408)
Luminance	0.4189 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BCC8 #C85D51

analogous

#51C898 #51BCC8 #5181C8

triadic

#51BCC8 #C851BC #BCC851

tetradic

#51BCC8 #9851C8 #C85D51 #81C851

square

#51BCC8 #9851C8 #C85D51 #81C851

split-complementary

#51BCC8 #C85181 #C89851

monochromatic

#267079 #359BA7 #51BCC8 #80CED7 #AEE0E5

Accessibility & contrast

On white

2.24

#51BCC8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.38

#51BCC8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BCC8

9.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BCC8	#FFFFFF	#000000	##000000
##51BCC8	1.00	2.24	9.38	9.38
#FFFFFF	2.24	1.00	21.00	21.00
#000000	9.38	21.00	1.00	1.00
##000000	9.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEB5C9

Deuteranopia (green-blind)

#9CA7C8

Tritanopia (blue-blind)

#00C3BF

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #51bcc8;
/* rgb */ color: rgb(81, 188, 200);
/* oklch */ color: oklch(73.8% 0.099 205.4);

Tailwind

colors: {
  custom: {
    50: '#8ed0d8',
    500: '#51bcc8',
    950: '#000000',
  },
}

SCSS

$custom: #51bcc8;
$custom-light: #8ed0d8;
$custom-dark: #000000;

JSON

{
  "hex": "#51bcc8",
  "rgb": {
    "r": 81,
    "g": 188,
    "b": 200
  },
  "hsl": {
    "h": 186.05,
    "s": 51.965,
    "l": 55.098
  },
  "oklch": {
    "l": 0.73783,
    "c": 0.09868,
    "h": 205.4
  },
  "luminance": 0.41886
}

Semantic roles & 50–950 ramp

primary

#51BCC8

secondary

#D3A6A1

accent

#5B4CDB

background

#F9FCFD

surface

#F2F9FA

border

#CCD2D3

text

#0D1414

muted

#7E8283

Preview Lab

Preview with #51BCC8

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

Preview Lab → · Contrast checker → · Palette generator →