#51BBC2#51BBC2

#51BBC2 is a light, moderate teal. Relative luminance 0.412; OKLCH L 73.3% C 0.097 H 201.2°. Best body text is #000000 at 9.24:1 contrast (WCAG AA passes).

Color values

HEX	#51BBC2
RGB	rgb(81, 187, 194)
HSL	hsl(184, 48%, 54%)
HSV	hsv(184, 58%, 76%)
CMYK	cmyk(58.2%, 3.6%, 0%, 23.9%)
CIE-LAB	lab(70.30, -28.20, -12.72)
CIE-LCH	lch(70.30, 30.94, 204.27°)
OKLab	oklab(73.33% -0.0906 -0.0352)
OKLCH	oklch(73.33% 0.097 201.2)
XYZ	xyz(30.8972, 41.1819, 57.3491)
Luminance	0.4118 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BBC2 #C25851

analogous

#51C291 #51BBC2 #5183C2

triadic

#51BBC2 #C251BB #BBC251

tetradic

#51BBC2 #9151C2 #C25851 #83C251

square

#51BBC2 #9151C2 #C25851 #83C251

split-complementary

#51BBC2 #C25183 #C29151

monochromatic

#286C71 #37989E #51BBC2 #7ECDD2 #ACDEE2

Accessibility & contrast

On white

2.27

#51BBC2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.24

#51BBC2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BBC2

9.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BBC2	#FFFFFF	#000000	##000000
##51BBC2	1.00	2.27	9.24	9.24
#FFFFFF	2.27	1.00	21.00	21.00
#000000	9.24	21.00	1.00	1.00
##000000	9.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEB4C3

Deuteranopia (green-blind)

#9DA6C3

Tritanopia (blue-blind)

#00C1BD

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #51bbc2;
/* rgb */ color: rgb(81, 187, 194);
/* oklch */ color: oklch(73.3% 0.097 201.2);

Tailwind

colors: {
  custom: {
    50: '#8dcfd4',
    500: '#51bbc2',
    950: '#000000',
  },
}

SCSS

$custom: #51bbc2;
$custom-light: #8dcfd4;
$custom-dark: #000000;

JSON

{
  "hex": "#51bbc2",
  "rgb": {
    "r": 81,
    "g": 187,
    "b": 194
  },
  "hsl": {
    "h": 183.717,
    "s": 48.085,
    "l": 53.922
  },
  "oklch": {
    "l": 0.73328,
    "c": 0.09718,
    "h": 201.2
  },
  "luminance": 0.41185
}

Semantic roles & 50–950 ramp

primary

#51BBC2

secondary

#D0A29F

accent

#5950D8

background

#F9FCFD

surface

#F1F9FA

border

#CBD2D3

text

#0D1414

muted

#7E8283

Preview Lab

Preview with #51BBC2

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

Preview Lab → · Contrast checker → · Palette generator →