#51DBB4#51DBB4

#51DBB4 is a light, vivid teal. Relative luminance 0.557; OKLCH L 80.6% C 0.132 H 170.8°. Best body text is #000000 at 12.14:1 contrast (WCAG AA passes).

Color values

HEX	#51DBB4
RGB	rgb(81, 219, 180)
HSL	hsl(163, 66%, 59%)
HSV	hsv(163, 63%, 86%)
CMYK	cmyk(63%, 0%, 17.8%, 14.1%)
CIE-LAB	lab(79.44, -46.45, 8.25)
CIE-LCH	lch(79.44, 47.18, 169.92°)
OKLab	oklab(80.62% -0.1305 0.0211)
OKLCH	oklch(80.62% 0.132 170.8)
XYZ	xyz(36.9590, 55.7037, 51.9753)
Luminance	0.5571 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DBB4 #DB5178

analogous

#51DB6F #51DBB4 #51BDDB

triadic

#51DBB4 #B451DB #DBB451

tetradic

#51DBB4 #6F51DB #DB5178 #BDDB51

square

#51DBB4 #6F51DB #DB5178 #BDDB51

split-complementary

#51DBB4 #DB51BD #DB6F51

monochromatic

#1E9372 #29C69A #51DBB4 #84E5CA #B6F0E0

Accessibility & contrast

On white

1.73

#51DBB4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.14

#51DBB4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DBB4

12.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DBB4	#FFFFFF	#000000	##000000
##51DBB4	1.00	1.73	12.14	12.14
#FFFFFF	1.73	1.00	21.00	21.00
#000000	12.14	21.00	1.00	1.00
##000000	12.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5CDB2

Deuteranopia (green-blind)

#C1BFB7

Tritanopia (blue-blind)

#00DDD0

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #51dbb4;
/* rgb */ color: rgb(81, 219, 180);
/* oklch */ color: oklch(80.6% 0.132 170.8);

Tailwind

colors: {
  custom: {
    50: '#90e7ca',
    500: '#51dbb4',
    950: '#000000',
  },
}

SCSS

$custom: #51dbb4;
$custom-light: #90e7ca;
$custom-dark: #000000;

JSON

{
  "hex": "#51dbb4",
  "rgb": {
    "r": 81,
    "g": 219,
    "b": 180
  },
  "hsl": {
    "h": 163.043,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.80622,
    "c": 0.13217,
    "h": 170.8
  },
  "luminance": 0.55708
}

Semantic roles & 50–950 ramp

primary

#51DBB4

secondary

#983853

accent

#3F6FE9

background

#FCFEFD

surface

#F5FCF9

border

#CFD5D2

text

#0E1613

muted

#7F8482

Preview Lab

Preview with #51DBB4

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

Preview Lab → · Contrast checker → · Palette generator →