#51DFE5#51DFE5

#51DFE5 is a very light, moderate teal. Relative luminance 0.602; OKLCH L 83.1% C 0.120 H 199.1°. Best body text is #000000 at 13.04:1 contrast (WCAG AA passes).

Color values

HEX	#51DFE5
RGB	rgb(81, 223, 229)
HSL	hsl(182, 74%, 61%)
HSV	hsv(182, 65%, 90%)
CMYK	cmyk(64.6%, 2.6%, 0%, 10.2%)
CIE-LAB	lab(81.93, -35.58, -14.15)
CIE-LCH	lch(81.93, 38.29, 201.69°)
OKLab	oklab(83.08% -0.1131 -0.0392)
OKLCH	oklch(83.08% 0.12 199.1)
XYZ	xyz(43.9177, 60.1769, 83.4143)
Luminance	0.6018 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DFE5 #E55751

analogous

#51E5A1 #51DFE5 #5195E5

triadic

#51DFE5 #E551DF #DFE551

tetradic

#51DFE5 #A151E5 #E55751 #95E551

square

#51DFE5 #A151E5 #E55751 #95E551

split-complementary

#51DFE5 #E55195 #E5A151

monochromatic

#189EA3 #20D1D8 #51DFE5 #86E9ED #BBF3F5

Accessibility & contrast

On white

1.61

#51DFE5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.04

#51DFE5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DFE5

13.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DFE5	#FFFFFF	#000000	##000000
##51DFE5	1.00	1.61	13.04	13.04
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.04	21.00	1.00	1.00
##000000	13.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0D5E6

Deuteranopia (green-blind)

#B9C5E6

Tritanopia (blue-blind)

#00E7E0

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #51dfe5;
/* rgb */ color: rgb(81, 223, 229);
/* oklch */ color: oklch(83.1% 0.120 199.1);

Tailwind

colors: {
  custom: {
    50: '#94e9ed',
    500: '#51dfe5',
    950: '#000000',
  },
}

SCSS

$custom: #51dfe5;
$custom-light: #94e9ed;
$custom-dark: #000000;

JSON

{
  "hex": "#51dfe5",
  "rgb": {
    "r": 81,
    "g": 223,
    "b": 229
  },
  "hsl": {
    "h": 182.432,
    "s": 74,
    "l": 60.784
  },
  "oklch": {
    "l": 0.8308,
    "c": 0.11974,
    "h": 199.1
  },
  "luminance": 0.60182
}

Semantic roles & 50–950 ramp

primary

#51DFE5

secondary

#A63935

accent

#170FD6

background

#FCFEFE

surface

#F5FDFD

border

#CFD5D5

text

#0F1616

muted

#808484

Preview Lab

Preview with #51DFE5

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

Preview Lab → · Contrast checker → · Palette generator →