#51C8AA#51C8AA

#51C8AA is a light, moderate teal. Relative luminance 0.460; OKLCH L 75.7% C 0.116 H 173.6°. Best body text is #000000 at 10.19:1 contrast (WCAG AA passes).

Color values

HEX	#51C8AA
RGB	rgb(81, 200, 170)
HSL	hsl(165, 52%, 55%)
HSV	hsv(165, 60%, 78%)
CMYK	cmyk(59.5%, 0%, 15%, 21.6%)
CIE-LAB	lab(73.52, -40.57, 5.10)
CIE-LCH	lch(73.52, 40.89, 172.84°)
OKLab	oklab(75.71% -0.1151 0.0129)
OKLCH	oklch(75.71% 0.116 173.6)
XYZ	xyz(31.2999, 45.9570, 45.2435)
Luminance	0.4596 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C8AA #C8516F

analogous

#51C86F #51C8AA #51AAC8

triadic

#51C8AA #AA51C8 #C8AA51

tetradic

#51C8AA #6F51C8 #C8516F #AAC851

square

#51C8AA #6F51C8 #C8516F #AAC851

split-complementary

#51C8AA #C851AA #C86F51

monochromatic

#267964 #35A78A #51C8AA #80D7C1 #AEE5D7

Accessibility & contrast

On white

2.06

#51C8AA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.19

#51C8AA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C8AA

10.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C8AA	#FFFFFF	#000000	##000000
##51C8AA	1.00	2.06	10.19	10.19
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.19	21.00	1.00	1.00
##000000	10.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2BCA9

Deuteranopia (green-blind)

#B0AFAC

Tritanopia (blue-blind)

#00CABF

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #51c8aa;
/* rgb */ color: rgb(81, 200, 170);
/* oklch */ color: oklch(75.7% 0.116 173.6);

Tailwind

colors: {
  custom: {
    50: '#8dd9c3',
    500: '#51c8aa',
    950: '#000000',
  },
}

SCSS

$custom: #51c8aa;
$custom-light: #8dd9c3;
$custom-dark: #000000;

JSON

{
  "hex": "#51c8aa",
  "rgb": {
    "r": 81,
    "g": 200,
    "b": 170
  },
  "hsl": {
    "h": 164.874,
    "s": 51.965,
    "l": 55.098
  },
  "oklch": {
    "l": 0.75711,
    "c": 0.11586,
    "h": 173.6
  },
  "luminance": 0.4596
}

Semantic roles & 50–950 ramp

primary

#51C8AA

secondary

#D3A1AE

accent

#4C70DB

background

#F9FDFB

surface

#F1FAF7

border

#CBD3D0

text

#0D1512

muted

#7E8381

Preview Lab

Preview with #51C8AA

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

Preview Lab → · Contrast checker → · Palette generator →