#51CFDA#51CFDA

#51CFDA is a light, moderate teal. Relative luminance 0.514; OKLCH L 78.9% C 0.111 H 203.3°. Best body text is #000000 at 11.29:1 contrast (WCAG AA passes).

Color values

HEX	#51CFDA
RGB	rgb(81, 207, 218)
HSL	hsl(185, 65%, 59%)
HSV	hsv(185, 63%, 85%)
CMYK	cmyk(62.8%, 5%, 0%, 14.5%)
CIE-LAB	lab(76.94, -31.12, -15.77)
CIE-LCH	lch(76.94, 34.89, 206.88°)
OKLab	oklab(78.93% -0.1015 -0.0437)
OKLCH	oklch(78.93% 0.111 203.3)
XYZ	xyz(38.3556, 51.4328, 74.2222)
Luminance	0.5144 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CFDA #DA5C51

analogous

#51DAA1 #51CFDA #518ADA

triadic

#51CFDA #DA51CF #CFDA51

tetradic

#51CFDA #A151DA #DA5C51 #8ADA51

square

#51CFDA #A151DA #DA5C51 #8ADA51

split-complementary

#51CFDA #DA518A #DAA151

monochromatic

#1F8892 #2AB8C4 #51CFDA #83DDE5 #B6EBEF

Accessibility & contrast

On white

1.86

#51CFDA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.29

#51CFDA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CFDA

11.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CFDA	#FFFFFF	#000000	##000000
##51CFDA	1.00	1.86	11.29	11.29
#FFFFFF	1.86	1.00	21.00	21.00
#000000	11.29	21.00	1.00	1.00
##000000	11.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0C7DB

Deuteranopia (green-blind)

#ABB7DB

Tritanopia (blue-blind)

#00D7D2

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #51cfda;
/* rgb */ color: rgb(81, 207, 218);
/* oklch */ color: oklch(78.9% 0.111 203.3);

Tailwind

colors: {
  custom: {
    50: '#91dee5',
    500: '#51cfda',
    950: '#000000',
  },
}

SCSS

$custom: #51cfda;
$custom-light: #91dee5;
$custom-dark: #000000;

JSON

{
  "hex": "#51cfda",
  "rgb": {
    "r": 81,
    "g": 207,
    "b": 218
  },
  "hsl": {
    "h": 184.818,
    "s": 64.929,
    "l": 58.627
  },
  "oklch": {
    "l": 0.78932,
    "c": 0.11056,
    "h": 203.3
  },
  "luminance": 0.51437
}

Semantic roles & 50–950 ramp

primary

#51CFDA

secondary

#974039

accent

#4D40E8

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1515

muted

#7F8484

Preview Lab

Preview with #51CFDA

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

Preview Lab → · Contrast checker → · Palette generator →