#51C8B2#51C8B2

#51C8B2 is a light, moderate teal. Relative luminance 0.463; OKLCH L 75.9% C 0.112 H 178.9°. Best body text is #000000 at 10.25:1 contrast (WCAG AA passes).

Color values

HEX	#51C8B2
RGB	rgb(81, 200, 178)
HSL	hsl(169, 52%, 55%)
HSV	hsv(169, 60%, 78%)
CMYK	cmyk(59.5%, 0%, 11%, 21.6%)
CIE-LAB	lab(73.72, -38.60, 1.06)
CIE-LCH	lch(73.72, 38.61, 178.43°)
OKLab	oklab(75.94% -0.1115 0.0022)
OKLCH	oklch(75.94% 0.112 178.9)
XYZ	xyz(32.0798, 46.2690, 49.3510)
Luminance	0.4627 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C8B2 #C85167

analogous

#51C877 #51C8B2 #51A2C8

triadic

#51C8B2 #B251C8 #C8B251

tetradic

#51C8B2 #7751C8 #C85167 #A2C851

square

#51C8B2 #7751C8 #C85167 #A2C851

split-complementary

#51C8B2 #C851A2 #C87751

monochromatic

#267969 #35A792 #51C8B2 #80D7C7 #AEE5DB

Accessibility & contrast

On white

2.05

#51C8B2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.25

#51C8B2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C8B2

10.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C8B2	#FFFFFF	#000000	##000000
##51C8B2	1.00	2.05	10.25	10.25
#FFFFFF	2.05	1.00	21.00	21.00
#000000	10.25	21.00	1.00	1.00
##000000	10.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0BDB1

Deuteranopia (green-blind)

#AEB0B4

Tritanopia (blue-blind)

#00CBC1

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #51c8b2;
/* rgb */ color: rgb(81, 200, 178);
/* oklch */ color: oklch(75.9% 0.112 178.9);

Tailwind

colors: {
  custom: {
    50: '#8ed9c9',
    500: '#51c8b2',
    950: '#000000',
  },
}

SCSS

$custom: #51c8b2;
$custom-light: #8ed9c9;
$custom-dark: #000000;

JSON

{
  "hex": "#51c8b2",
  "rgb": {
    "r": 81,
    "g": 200,
    "b": 178
  },
  "hsl": {
    "h": 168.908,
    "s": 51.965,
    "l": 55.098
  },
  "oklch": {
    "l": 0.75942,
    "c": 0.11153,
    "h": 178.9
  },
  "luminance": 0.46272
}

Semantic roles & 50–950 ramp

primary

#51C8B2

secondary

#D3A1AB

accent

#4C67DB

background

#F9FDFC

surface

#F2FAF8

border

#CCD3D1

text

#0D1513

muted

#7E8382

Preview Lab

Preview with #51C8B2

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

Preview Lab → · Contrast checker → · Palette generator →