#51DDD0#51DDD0

#51DDD0 is a light, vivid teal. Relative luminance 0.580; OKLCH L 81.9% C 0.121 H 186.4°. Best body text is #000000 at 12.60:1 contrast (WCAG AA passes).

Color values

HEX	#51DDD0
RGB	rgb(81, 221, 208)
HSL	hsl(174, 67%, 59%)
HSV	hsv(174, 63%, 87%)
CMYK	cmyk(63.3%, 0%, 5.9%, 13.3%)
CIE-LAB	lab(80.75, -40.36, -4.75)
CIE-LCH	lch(80.75, 40.63, 186.72°)
OKLab	oklab(81.92% -0.12 -0.0135)
OKLCH	oklch(81.92% 0.121 186.4)
XYZ	xyz(40.6298, 58.0119, 68.7184)
Luminance	0.5802 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DDD0 #DD515E

analogous

#51DD8A #51DDD0 #51A4DD

triadic

#51DDD0 #D051DD #DDD051

tetradic

#51DDD0 #8A51DD #DD515E #A4DD51

square

#51DDD0 #8A51DD #DD515E #A4DD51

split-complementary

#51DDD0 #DD51A4 #DD8A51

monochromatic

#1D968B #27C9BA #51DDD0 #84E7DE #B7F1EC

Accessibility & contrast

On white

1.67

#51DDD0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.60

#51DDD0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DDD0

12.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DDD0	#FFFFFF	#000000	##000000
##51DDD0	1.00	1.67	12.60	12.60
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.60	21.00	1.00	1.00
##000000	12.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2D1D0

Deuteranopia (green-blind)

#BDC2D2

Tritanopia (blue-blind)

#00E2D9

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #51ddd0;
/* rgb */ color: rgb(81, 221, 208);
/* oklch */ color: oklch(81.9% 0.121 186.4);

Tailwind

colors: {
  custom: {
    50: '#92e8de',
    500: '#51ddd0',
    950: '#000000',
  },
}

SCSS

$custom: #51ddd0;
$custom-light: #92e8de;
$custom-dark: #000000;

JSON

{
  "hex": "#51ddd0",
  "rgb": {
    "r": 81,
    "g": 221,
    "b": 208
  },
  "hsl": {
    "h": 174.429,
    "s": 67.308,
    "l": 59.216
  },
  "oklch": {
    "l": 0.81916,
    "c": 0.1208,
    "h": 186.4
  },
  "luminance": 0.58016
}

Semantic roles & 50–950 ramp

primary

#51DDD0

secondary

#9B3841

accent

#3E4EEA

background

#FCFEFE

surface

#F5FDFC

border

#CFD5D5

text

#0E1615

muted

#7F8484

Preview Lab

Preview with #51DDD0

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

Preview Lab → · Contrast checker → · Palette generator →