#51ACBB#51ACBB

#51ACBB is a light, moderate teal. Relative luminance 0.348; OKLCH L 69.5% C 0.089 H 209.7°. Best body text is #000000 at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#51ACBB
RGB	rgb(81, 172, 187)
HSL	hsl(188, 44%, 53%)
HSV	hsv(188, 57%, 73%)
CMYK	cmyk(56.7%, 8%, 0%, 26.7%)
CIE-LAB	lab(65.62, -22.69, -15.90)
CIE-LCH	lch(65.62, 27.71, 215.02°)
OKLab	oklab(69.49% -0.0771 -0.044)
OKLCH	oklch(69.49% 0.089 209.7)
XYZ	xyz(27.1119, 34.8396, 52.3000)
Luminance	0.3484 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51ACBB #BB6051

analogous

#51BB95 #51ACBB #5177BB

triadic

#51ACBB #BB51AC #ACBB51

tetradic

#51ACBB #9551BB #BB6051 #77BB51

square

#51ACBB #9551BB #BB6051 #77BB51

split-complementary

#51ACBB #BB5177 #BB9551

monochromatic

#296069 #3A8895 #51ACBB #7DC1CC #A9D6DD

Accessibility & contrast

On white

2.64

#51ACBB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.97

#51ACBB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51ACBB

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51ACBB	#FFFFFF	#000000	##000000
##51ACBB	1.00	2.64	7.97	7.97
#FFFFFF	2.64	1.00	21.00	21.00
#000000	7.97	21.00	1.00	1.00
##000000	7.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9FA6BC

Deuteranopia (green-blind)

#8E9ABB

Tritanopia (blue-blind)

#00B3B0

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #51acbb;
/* rgb */ color: rgb(81, 172, 187);
/* oklch */ color: oklch(69.5% 0.089 209.7);

Tailwind

colors: {
  custom: {
    50: '#8bc5cf',
    500: '#51acbb',
    950: '#000000',
  },
}

SCSS

$custom: #51acbb;
$custom-light: #8bc5cf;
$custom-dark: #000000;

JSON

{
  "hex": "#51acbb",
  "rgb": {
    "r": 81,
    "g": 172,
    "b": 187
  },
  "hsl": {
    "h": 188.491,
    "s": 43.802,
    "l": 52.549
  },
  "oklch": {
    "l": 0.69486,
    "c": 0.08882,
    "h": 209.7
  },
  "luminance": 0.34842
}

Semantic roles & 50–950 ramp

primary

#51ACBB

secondary

#CBA39D

accent

#6654D4

background

#F9FCFC

surface

#F1F8F9

border

#CBD1D2

text

#0D1313

muted

#7E8282

Preview Lab

Preview with #51ACBB

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

Preview Lab → · Contrast checker → · Palette generator →