#51CDC9#51CDC9

#51CDC9 is a light, moderate teal. Relative luminance 0.496; OKLCH L 77.9% C 0.109 H 192.2°. Best body text is #000000 at 10.93:1 contrast (WCAG AA passes).

Color values

HEX	#51CDC9
RGB	rgb(81, 205, 201)
HSL	hsl(178, 55%, 56%)
HSV	hsv(178, 60%, 80%)
CMYK	cmyk(60.5%, 0%, 2%, 19.6%)
CIE-LAB	lab(75.84, -34.89, -8.26)
CIE-LCH	lch(75.84, 35.85, 193.32°)
OKLab	oklab(77.87% -0.1066 -0.023)
OKLCH	oklch(77.87% 0.109 192.2)
XYZ	xyz(35.7626, 49.6252, 62.9409)
Luminance	0.4963 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CDC9 #CD5155

analogous

#51CD8B #51CDC9 #5193CD

triadic

#51CDC9 #C951CD #CDC951

tetradic

#51CDC9 #8B51CD #CD5155 #93CD51

square

#51CDC9 #8B51CD #CD5155 #93CD51

split-complementary

#51CDC9 #CD5193 #CD8B51

monochromatic

#257F7C #32AFAB #51CDC9 #81DBD8 #B0E8E7

Accessibility & contrast

On white

1.92

#51CDC9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.93

#51CDC9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CDC9

10.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CDC9	#FFFFFF	#000000	##000000
##51CDC9	1.00	1.92	10.93	10.93
#FFFFFF	1.92	1.00	21.00	21.00
#000000	10.93	21.00	1.00	1.00
##000000	10.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1C3C9

Deuteranopia (green-blind)

#AEB5CA

Tritanopia (blue-blind)

#00D3CB

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #51cdc9;
/* rgb */ color: rgb(81, 205, 201);
/* oklch */ color: oklch(77.9% 0.109 192.2);

Tailwind

colors: {
  custom: {
    50: '#90dcd9',
    500: '#51cdc9',
    950: '#000000',
  },
}

SCSS

$custom: #51cdc9;
$custom-light: #90dcd9;
$custom-dark: #000000;

JSON

{
  "hex": "#51cdc9",
  "rgb": {
    "r": 81,
    "g": 205,
    "b": 201
  },
  "hsl": {
    "h": 178.065,
    "s": 55.357,
    "l": 56.078
  },
  "oklch": {
    "l": 0.77871,
    "c": 0.10909,
    "h": 192.2
  },
  "luminance": 0.49629
}

Semantic roles & 50–950 ramp

primary

#51CDC9

secondary

#D7A3A5

accent

#494EDF

background

#F9FDFD

surface

#F2FBFA

border

#CCD4D3

text

#0E1514

muted

#7E8383

Preview Lab

Preview with #51CDC9

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

Preview Lab → · Contrast checker → · Palette generator →