#51DBB5#51DBB5

#51DBB5 is a light, vivid teal. Relative luminance 0.557; OKLCH L 80.6% C 0.132 H 171.4°. Best body text is #000000 at 12.15:1 contrast (WCAG AA passes).

Color values

HEX	#51DBB5
RGB	rgb(81, 219, 181)
HSL	hsl(163, 66%, 59%)
HSV	hsv(163, 63%, 86%)
CMYK	cmyk(63%, 0%, 17.4%, 14.1%)
CIE-LAB	lab(79.47, -46.22, 7.76)
CIE-LCH	lch(79.47, 46.86, 170.47°)
OKLab	oklab(80.65% -0.13 0.0198)
OKLCH	oklch(80.65% 0.132 171.4)
XYZ	xyz(37.0612, 55.7446, 52.5137)
Luminance	0.5575 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DBB5 #DB5177

analogous

#51DB70 #51DBB5 #51BCDB

triadic

#51DBB5 #B551DB #DBB551

tetradic

#51DBB5 #7051DB #DB5177 #BCDB51

square

#51DBB5 #7051DB #DB5177 #BCDB51

split-complementary

#51DBB5 #DB51BC #DB7051

monochromatic

#1E9373 #29C69B #51DBB5 #84E5CB #B6F0E0

Accessibility & contrast

On white

1.73

#51DBB5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.15

#51DBB5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DBB5

12.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DBB5	#FFFFFF	#000000	##000000
##51DBB5	1.00	1.73	12.15	12.15
#FFFFFF	1.73	1.00	21.00	21.00
#000000	12.15	21.00	1.00	1.00
##000000	12.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5CDB3

Deuteranopia (green-blind)

#C1BFB8

Tritanopia (blue-blind)

#00DDD0

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #51dbb5;
/* rgb */ color: rgb(81, 219, 181);
/* oklch */ color: oklch(80.6% 0.132 171.4);

Tailwind

colors: {
  custom: {
    50: '#90e7cb',
    500: '#51dbb5',
    950: '#000000',
  },
}

SCSS

$custom: #51dbb5;
$custom-light: #90e7cb;
$custom-dark: #000000;

JSON

{
  "hex": "#51dbb5",
  "rgb": {
    "r": 81,
    "g": 219,
    "b": 181
  },
  "hsl": {
    "h": 163.478,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.80649,
    "c": 0.13152,
    "h": 171.4
  },
  "luminance": 0.55749
}

Semantic roles & 50–950 ramp

primary

#51DBB5

secondary

#983853

accent

#3F6EE9

background

#FCFEFD

surface

#F5FCF9

border

#CFD5D2

text

#0E1613

muted

#7F8482

Preview Lab

Preview with #51DBB5

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

Preview Lab → · Contrast checker → · Palette generator →