#51DECB#51DECB

#51DECB is a very light, vivid teal. Relative luminance 0.583; OKLCH L 82.0% C 0.123 H 182.6°. Best body text is #000000 at 12.66:1 contrast (WCAG AA passes).

Color values

HEX	#51DECB
RGB	rgb(81, 222, 203)
HSL	hsl(172, 68%, 59%)
HSV	hsv(172, 64%, 87%)
CMYK	cmyk(63.5%, 0%, 8.6%, 12.9%)
CIE-LAB	lab(80.90, -42.10, -1.86)
CIE-LCH	lch(80.90, 42.14, 182.53°)
OKLab	oklab(82% -0.1232 -0.0057)
OKLCH	oklch(82% 0.123 182.6)
XYZ	xyz(40.2891, 58.2993, 65.6179)
Luminance	0.5830 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DECB #DE5164

analogous

#51DE85 #51DECB #51ABDE

triadic

#51DECB #CB51DE #DECB51

tetradic

#51DECB #8551DE #DE5164 #ABDE51

square

#51DECB #8551DE #DE5164 #ABDE51

split-complementary

#51DECB #DE51AB #DE8551

monochromatic

#1D9887 #27CBB5 #51DECB #84E8DA #B8F2EA

Accessibility & contrast

On white

1.66

#51DECB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.66

#51DECB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DECB

12.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DECB	#FFFFFF	#000000	##000000
##51DECB	1.00	1.66	12.66	12.66
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.66	21.00	1.00	1.00
##000000	12.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4D2CA

Deuteranopia (green-blind)

#BFC3CD

Tritanopia (blue-blind)

#00E2D8

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #51decb;
/* rgb */ color: rgb(81, 222, 203);
/* oklch */ color: oklch(82.0% 0.123 182.6);

Tailwind

colors: {
  custom: {
    50: '#92e9da',
    500: '#51decb',
    950: '#000000',
  },
}

SCSS

$custom: #51decb;
$custom-light: #92e9da;
$custom-dark: #000000;

JSON

{
  "hex": "#51decb",
  "rgb": {
    "r": 81,
    "g": 222,
    "b": 203
  },
  "hsl": {
    "h": 171.915,
    "s": 68.116,
    "l": 59.412
  },
  "oklch": {
    "l": 0.82001,
    "c": 0.12337,
    "h": 182.6
  },
  "luminance": 0.58304
}

Semantic roles & 50–950 ramp

primary

#51DECB

secondary

#9C3745

accent

#3D54EB

background

#FCFEFE

surface

#F5FDFB

border

#CFD5D4

text

#0E1614

muted

#7F8483

Preview Lab

Preview with #51DECB

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

Preview Lab → · Contrast checker → · Palette generator →