#51C7D2#51C7D2

#51C7D2 is a light, moderate teal. Relative luminance 0.472; OKLCH L 76.8% C 0.106 H 203.8°. Best body text is #000000 at 10.45:1 contrast (WCAG AA passes).

Color values

HEX	#51C7D2
RGB	rgb(81, 199, 210)
HSL	hsl(185, 59%, 57%)
HSV	hsv(185, 61%, 82%)
CMYK	cmyk(61.4%, 5.2%, 0%, 17.6%)
CIE-LAB	lab(74.35, -29.53, -15.36)
CIE-LCH	lch(74.35, 33.29, 207.48°)
OKLab	oklab(76.76% -0.0966 -0.0425)
OKLCH	oklch(76.76% 0.106 203.8)
XYZ	xyz(35.4447, 47.2456, 68.2116)
Luminance	0.4725 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C7D2 #D25C51

analogous

#51D29C #51C7D2 #5187D2

triadic

#51C7D2 #D251C7 #C7D251

tetradic

#51C7D2 #9C51D2 #D25C51 #87D251

square

#51C7D2 #9C51D2 #D25C51 #87D251

split-complementary

#51C7D2 #D25187 #D29C51

monochromatic

#237D86 #2FABB7 #51C7D2 #82D7DF #B2E6EB

Accessibility & contrast

On white

2.01

#51C7D2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.45

#51C7D2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C7D2

10.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C7D2	#FFFFFF	#000000	##000000
##51C7D2	1.00	2.01	10.45	10.45
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.45	21.00	1.00	1.00
##000000	10.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8BFD3

Deuteranopia (green-blind)

#A5B1D3

Tritanopia (blue-blind)

#00CECA

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #51c7d2;
/* rgb */ color: rgb(81, 199, 210);
/* oklch */ color: oklch(76.8% 0.106 203.8);

Tailwind

colors: {
  custom: {
    50: '#90d8df',
    500: '#51c7d2',
    950: '#000000',
  },
}

SCSS

$custom: #51c7d2;
$custom-light: #90d8df;
$custom-dark: #000000;

JSON

{
  "hex": "#51c7d2",
  "rgb": {
    "r": 81,
    "g": 199,
    "b": 210
  },
  "hsl": {
    "h": 185.116,
    "s": 58.904,
    "l": 57.059
  },
  "oklch": {
    "l": 0.76756,
    "c": 0.10556,
    "h": 203.8
  },
  "luminance": 0.47249
}

Semantic roles & 50–950 ramp

primary

#51C7D2

secondary

#DAAAA5

accent

#5346E2

background

#F9FDFD

surface

#F2FAFB

border

#CCD3D4

text

#0E1415

muted

#7E8383

Preview Lab

Preview with #51C7D2

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

Preview Lab → · Contrast checker → · Palette generator →