#51BCBA#51BCBA

#51BCBA is a light, moderate teal. Relative luminance 0.413; OKLCH L 73.3% C 0.098 H 193.5°. Best body text is #000000 at 9.25:1 contrast (WCAG AA passes).

Color values

HEX	#51BCBA
RGB	rgb(81, 188, 186)
HSL	hsl(179, 44%, 53%)
HSV	hsv(179, 57%, 74%)
CMYK	cmyk(56.9%, 0%, 1.1%, 26.3%)
CIE-LAB	lab(70.36, -30.90, -8.25)
CIE-LCH	lch(70.36, 31.99, 194.95°)
OKLab	oklab(73.29% -0.0951 -0.0229)
OKLCH	oklch(73.29% 0.098 193.5)
XYZ	xyz(30.2357, 41.2579, 52.8150)
Luminance	0.4126 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BCBA #BC5153

analogous

#51BC85 #51BCBA #5188BC

triadic

#51BCBA #BA51BC #BCBA51

tetradic

#51BCBA #8551BC #BC5153 #88BC51

square

#51BCBA #8551BC #BC5153 #88BC51

split-complementary

#51BCBA #BC5188 #BC8551

monochromatic

#296A69 #3A9694 #51BCBA #7DCDCC #A9DEDD

Accessibility & contrast

On white

2.27

#51BCBA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.25

#51BCBA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BCBA

9.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BCBA	#FFFFFF	#000000	##000000
##51BCBA	1.00	2.27	9.25	9.25
#FFFFFF	2.27	1.00	21.00	21.00
#000000	9.25	21.00	1.00	1.00
##000000	9.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1B3BA

Deuteranopia (green-blind)

#A0A7BB

Tritanopia (blue-blind)

#00C1BB

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #51bcba;
/* rgb */ color: rgb(81, 188, 186);
/* oklch */ color: oklch(73.3% 0.098 193.5);

Tailwind

colors: {
  custom: {
    50: '#8dd0ce',
    500: '#51bcba',
    950: '#000000',
  },
}

SCSS

$custom: #51bcba;
$custom-light: #8dd0ce;
$custom-dark: #000000;

JSON

{
  "hex": "#51bcba",
  "rgb": {
    "r": 81,
    "g": 188,
    "b": 186
  },
  "hsl": {
    "h": 178.879,
    "s": 44.398,
    "l": 52.745
  },
  "oklch": {
    "l": 0.73289,
    "c": 0.0978,
    "h": 193.5
  },
  "luminance": 0.41261
}

Semantic roles & 50–950 ramp

primary

#51BCBA

secondary

#CC9D9E

accent

#5456D4

background

#F9FCFC

surface

#F1F9F9

border

#CBD2D2

text

#0D1413

muted

#7E8282

Preview Lab

Preview with #51BCBA

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

Preview Lab → · Contrast checker → · Palette generator →