#51C8A3#51C8A3

#51C8A3 is a light, vivid teal. Relative luminance 0.457; OKLCH L 75.5% C 0.120 H 169.4°. Best body text is #000000 at 10.14:1 contrast (WCAG AA passes).

Color values

HEX	#51C8A3
RGB	rgb(81, 200, 163)
HSL	hsl(161, 52%, 55%)
HSV	hsv(161, 60%, 78%)
CMYK	cmyk(59.5%, 0%, 18.5%, 21.6%)
CIE-LAB	lab(73.35, -42.24, 8.64)
CIE-LCH	lch(73.35, 43.11, 168.44°)
OKLab	oklab(75.52% -0.1184 0.0221)
OKLCH	oklch(75.52% 0.12 169.4)
XYZ	xyz(30.6553, 45.6992, 41.8485)
Luminance	0.4570 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C8A3 #C85176

analogous

#51C868 #51C8A3 #51B1C8

triadic

#51C8A3 #A351C8 #C8A351

tetradic

#51C8A3 #6851C8 #C85176 #B1C851

square

#51C8A3 #6851C8 #C85176 #B1C851

split-complementary

#51C8A3 #C851B1 #C86851

monochromatic

#26795F #35A783 #51C8A3 #80D7BC #AEE5D4

Accessibility & contrast

On white

2.07

#51C8A3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.14

#51C8A3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C8A3

10.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C8A3	#FFFFFF	#000000	##000000
##51C8A3	1.00	2.07	10.14	10.14
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.14	21.00	1.00	1.00
##000000	10.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3BBA1

Deuteranopia (green-blind)

#B2AFA5

Tritanopia (blue-blind)

#00C9BD

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #51c8a3;
/* rgb */ color: rgb(81, 200, 163);
/* oklch */ color: oklch(75.5% 0.120 169.4);

Tailwind

colors: {
  custom: {
    50: '#8dd9be',
    500: '#51c8a3',
    950: '#000000',
  },
}

SCSS

$custom: #51c8a3;
$custom-light: #8dd9be;
$custom-dark: #000000;

JSON

{
  "hex": "#51c8a3",
  "rgb": {
    "r": 81,
    "g": 200,
    "b": 163
  },
  "hsl": {
    "h": 161.345,
    "s": 51.965,
    "l": 55.098
  },
  "oklch": {
    "l": 0.75519,
    "c": 0.1204,
    "h": 169.4
  },
  "luminance": 0.45702
}

Semantic roles & 50–950 ramp

primary

#51C8A3

secondary

#D3A1B1

accent

#4C79DB

background

#F9FDFB

surface

#F1FAF6

border

#CBD3D0

text

#0D1512

muted

#7E8381

Preview Lab

Preview with #51C8A3

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

Preview Lab → · Contrast checker → · Palette generator →