#51DDE7#51DDE7

#51DDE7 is a very light, moderate teal. Relative luminance 0.592; OKLCH L 82.7% C 0.119 H 201.9°. Best body text is #000000 at 12.85:1 contrast (WCAG AA passes).

Color values

HEX	#51DDE7
RGB	rgb(81, 221, 231)
HSL	hsl(184, 76%, 61%)
HSV	hsv(184, 65%, 91%)
CMYK	cmyk(64.9%, 4.3%, 0%, 9.4%)
CIE-LAB	lab(81.42, -34.09, -15.99)
CIE-LCH	lch(81.42, 37.65, 205.13°)
OKLab	oklab(82.68% -0.1103 -0.0443)
OKLCH	oklch(82.68% 0.119 201.9)
XYZ	xyz(43.6673, 59.2269, 84.7164)
Luminance	0.5923 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DDE7 #E75B51

analogous

#51E7A6 #51DDE7 #5192E7

triadic

#51DDE7 #E751DD #DDE751

tetradic

#51DDE7 #A651E7 #E75B51 #92E751

square

#51DDE7 #A651E7 #E75B51 #92E751

split-complementary

#51DDE7 #E75192 #E7A651

monochromatic

#179DA7 #1ED0DC #51DDE7 #87E8EE #BDF2F6

Accessibility & contrast

On white

1.63

#51DDE7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.85

#51DDE7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DDE7

12.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DDE7	#FFFFFF	#000000	##000000
##51DDE7	1.00	1.63	12.85	12.85
#FFFFFF	1.63	1.00	21.00	21.00
#000000	12.85	21.00	1.00	1.00
##000000	12.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDD4E8

Deuteranopia (green-blind)

#B6C3E8

Tritanopia (blue-blind)

#00E5E0

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #51dde7;
/* rgb */ color: rgb(81, 221, 231);
/* oklch */ color: oklch(82.7% 0.119 201.9);

Tailwind

colors: {
  custom: {
    50: '#94e8ee',
    500: '#51dde7',
    950: '#000000',
  },
}

SCSS

$custom: #51dde7;
$custom-light: #94e8ee;
$custom-dark: #000000;

JSON

{
  "hex": "#51dde7",
  "rgb": {
    "r": 81,
    "g": 221,
    "b": 231
  },
  "hsl": {
    "h": 184,
    "s": 75.758,
    "l": 61.176
  },
  "oklch": {
    "l": 0.82681,
    "c": 0.11889,
    "h": 201.9
  },
  "luminance": 0.59232
}

Semantic roles & 50–950 ramp

primary

#51DDE7

secondary

#A83B34

accent

#1B0ED8

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1616

muted

#808485

Preview Lab

Preview with #51DDE7

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

Preview Lab → · Contrast checker → · Palette generator →