#51C8A9#51C8A9

#51C8A9 is a light, moderate teal. Relative luminance 0.459; OKLCH L 75.7% C 0.116 H 173.0°. Best body text is #000000 at 10.18:1 contrast (WCAG AA passes).

Color values

HEX	#51C8A9
RGB	rgb(81, 200, 169)
HSL	hsl(164, 52%, 55%)
HSV	hsv(164, 60%, 78%)
CMYK	cmyk(59.5%, 0%, 15.5%, 21.6%)
CIE-LAB	lab(73.49, -40.81, 5.60)
CIE-LCH	lch(73.49, 41.20, 172.18°)
OKLab	oklab(75.68% -0.1156 0.0142)
OKLCH	oklch(75.68% 0.116 173)
XYZ	xyz(31.2057, 45.9193, 44.7472)
Luminance	0.4592 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C8A9 #C85170

analogous

#51C86E #51C8A9 #51ABC8

triadic

#51C8A9 #A951C8 #C8A951

tetradic

#51C8A9 #6E51C8 #C85170 #ABC851

square

#51C8A9 #6E51C8 #C85170 #ABC851

split-complementary

#51C8A9 #C851AB #C86E51

monochromatic

#267963 #35A789 #51C8A9 #80D7C0 #AEE5D7

Accessibility & contrast

On white

2.06

#51C8A9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.18

#51C8A9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C8A9

10.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C8A9	#FFFFFF	#000000	##000000
##51C8A9	1.00	2.06	10.18	10.18
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.18	21.00	1.00	1.00
##000000	10.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2BCA8

Deuteranopia (green-blind)

#B0AFAB

Tritanopia (blue-blind)

#00CABF

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #51c8a9;
/* rgb */ color: rgb(81, 200, 169);
/* oklch */ color: oklch(75.7% 0.116 173.0);

Tailwind

colors: {
  custom: {
    50: '#8dd9c2',
    500: '#51c8a9',
    950: '#000000',
  },
}

SCSS

$custom: #51c8a9;
$custom-light: #8dd9c2;
$custom-dark: #000000;

JSON

{
  "hex": "#51c8a9",
  "rgb": {
    "r": 81,
    "g": 200,
    "b": 169
  },
  "hsl": {
    "h": 164.37,
    "s": 51.965,
    "l": 55.098
  },
  "oklch": {
    "l": 0.75683,
    "c": 0.11647,
    "h": 173
  },
  "luminance": 0.45922
}

Semantic roles & 50–950 ramp

primary

#51C8A9

secondary

#D3A1AE

accent

#4C72DB

background

#F9FDFB

surface

#F1FAF7

border

#CBD3D0

text

#0D1512

muted

#7E8381

Preview Lab

Preview with #51C8A9

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

Preview Lab → · Contrast checker → · Palette generator →