#51BCAA#51BCAA

#51BCAA is a light, moderate teal. Relative luminance 0.406; OKLCH L 72.8% C 0.102 H 180.5°. Best body text is #000000 at 9.12:1 contrast (WCAG AA passes).

Color values

HEX	#51BCAA
RGB	rgb(81, 188, 170)
HSL	hsl(170, 44%, 53%)
HSV	hsv(170, 57%, 74%)
CMYK	cmyk(56.9%, 0%, 9.6%, 26.3%)
CIE-LAB	lab(69.91, -35.12, -0.15)
CIE-LCH	lch(69.91, 35.12, 180.24°)
OKLab	oklab(72.78% -0.1022 -0.001)
OKLCH	oklch(72.78% 0.102 180.5)
XYZ	xyz(28.6290, 40.6152, 44.3532)
Luminance	0.4062 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BCAA #BC5163

analogous

#51BC75 #51BCAA #5198BC

triadic

#51BCAA #AA51BC #BCAA51

tetradic

#51BCAA #7551BC #BC5163 #98BC51

square

#51BCAA #7551BC #BC5163 #98BC51

split-complementary

#51BCAA #BC5198 #BC7551

monochromatic

#296A5F #3A9687 #51BCAA #7DCDC0 #A9DED5

Accessibility & contrast

On white

2.30

#51BCAA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.12

#51BCAA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BCAA

9.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BCAA	#FFFFFF	#000000	##000000
##51BCAA	1.00	2.30	9.12	9.12
#FFFFFF	2.30	1.00	21.00	21.00
#000000	9.12	21.00	1.00	1.00
##000000	9.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5B2A9

Deuteranopia (green-blind)

#A4A6AC

Tritanopia (blue-blind)

#00BFB6

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #51bcaa;
/* rgb */ color: rgb(81, 188, 170);
/* oklch */ color: oklch(72.8% 0.102 180.5);

Tailwind

colors: {
  custom: {
    50: '#8cd0c3',
    500: '#51bcaa',
    950: '#000000',
  },
}

SCSS

$custom: #51bcaa;
$custom-light: #8cd0c3;
$custom-dark: #000000;

JSON

{
  "hex": "#51bcaa",
  "rgb": {
    "r": 81,
    "g": 188,
    "b": 170
  },
  "hsl": {
    "h": 169.907,
    "s": 44.398,
    "l": 52.745
  },
  "oklch": {
    "l": 0.72775,
    "c": 0.10216,
    "h": 180.5
  },
  "luminance": 0.40618
}

Semantic roles & 50–950 ramp

primary

#51BCAA

secondary

#CC9DA5

accent

#5469D4

background

#F9FCFB

surface

#F1F9F7

border

#CBD2D0

text

#0D1412

muted

#7E8281

Preview Lab

Preview with #51BCAA

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

Preview Lab → · Contrast checker → · Palette generator →