#51CBD2#51CBD2

#51CBD2 is a light, moderate teal. Relative luminance 0.491; OKLCH L 77.7% C 0.108 H 200.5°. Best body text is #000000 at 10.82:1 contrast (WCAG AA passes).

Color values

HEX	#51CBD2
RGB	rgb(81, 203, 210)
HSL	hsl(183, 59%, 57%)
HSV	hsv(183, 61%, 82%)
CMYK	cmyk(61.4%, 3.3%, 0%, 17.6%)
CIE-LAB	lab(75.52, -31.46, -13.60)
CIE-LCH	lch(75.52, 34.27, 203.37°)
OKLab	oklab(77.7% -0.1008 -0.0377)
OKLCH	oklch(77.7% 0.108 200.5)
XYZ	xyz(36.3771, 49.1105, 68.5224)
Luminance	0.4911 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CBD2 #D25851

analogous

#51D299 #51CBD2 #518BD2

triadic

#51CBD2 #D251CB #CBD251

tetradic

#51CBD2 #9951D2 #D25851 #8BD251

square

#51CBD2 #9951D2 #D25851 #8BD251

split-complementary

#51CBD2 #D2518B #D29951

monochromatic

#238186 #2FAFB7 #51CBD2 #82DADF #B2E8EB

Accessibility & contrast

On white

1.94

#51CBD2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.82

#51CBD2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CBD2

10.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CBD2	#FFFFFF	#000000	##000000
##51CBD2	1.00	1.94	10.82	10.82
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.82	21.00	1.00	1.00
##000000	10.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDC3D3

Deuteranopia (green-blind)

#A9B4D3

Tritanopia (blue-blind)

#00D2CD

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #51cbd2;
/* rgb */ color: rgb(81, 203, 210);
/* oklch */ color: oklch(77.7% 0.108 200.5);

Tailwind

colors: {
  custom: {
    50: '#90dbdf',
    500: '#51cbd2',
    950: '#000000',
  },
}

SCSS

$custom: #51cbd2;
$custom-light: #90dbdf;
$custom-dark: #000000;

JSON

{
  "hex": "#51cbd2",
  "rgb": {
    "r": 81,
    "g": 203,
    "b": 210
  },
  "hsl": {
    "h": 183.256,
    "s": 58.904,
    "l": 57.059
  },
  "oklch": {
    "l": 0.77703,
    "c": 0.10756,
    "h": 200.5
  },
  "luminance": 0.49114
}

Semantic roles & 50–950 ramp

primary

#51CBD2

secondary

#DAA8A5

accent

#4E46E2

background

#F9FDFD

surface

#F2FBFB

border

#CCD4D4

text

#0E1515

muted

#7E8383

Preview Lab

Preview with #51CBD2

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

Preview Lab → · Contrast checker → · Palette generator →