#51DEA4#51DEA4

#51DEA4 is a light, vivid teal. Relative luminance 0.567; OKLCH L 81.0% C 0.148 H 162.4°. Best body text is #000000 at 12.33:1 contrast (WCAG AA passes).

Color values

HEX	#51DEA4
RGB	rgb(81, 222, 164)
HSL	hsl(155, 68%, 59%)
HSV	hsv(155, 64%, 87%)
CMYK	cmyk(63.5%, 0%, 26.1%, 12.9%)
CIE-LAB	lab(79.99, -51.29, 17.48)
CIE-LCH	lch(79.99, 54.19, 161.18°)
OKLab	oklab(80.95% -0.1409 0.0446)
OKLCH	oklch(80.95% 0.148 162.4)
XYZ	xyz(36.2119, 56.6684, 44.1445)
Luminance	0.5667 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DEA4 #DE518B

analogous

#51DE5E #51DEA4 #51D2DE

triadic

#51DEA4 #A451DE #DEA451

tetradic

#51DEA4 #5E51DE #DE518B #D2DE51

square

#51DEA4 #5E51DE #DE518B #D2DE51

split-complementary

#51DEA4 #DE51D2 #DE5E51

monochromatic

#1D9865 #27CB88 #51DEA4 #84E8BF #B8F2DA

Accessibility & contrast

On white

1.70

#51DEA4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.33

#51DEA4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DEA4

12.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DEA4	#FFFFFF	#000000	##000000
##51DEA4	1.00	1.70	12.33	12.33
#FFFFFF	1.70	1.00	21.00	21.00
#000000	12.33	21.00	1.00	1.00
##000000	12.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBCFA1

Deuteranopia (green-blind)

#C7C1A8

Tritanopia (blue-blind)

#00DECE

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #51dea4;
/* rgb */ color: rgb(81, 222, 164);
/* oklch */ color: oklch(81.0% 0.148 162.4);

Tailwind

colors: {
  custom: {
    50: '#90e9bf',
    500: '#51dea4',
    950: '#000000',
  },
}

SCSS

$custom: #51dea4;
$custom-light: #90e9bf;
$custom-dark: #000000;

JSON

{
  "hex": "#51dea4",
  "rgb": {
    "r": 81,
    "g": 222,
    "b": 164
  },
  "hsl": {
    "h": 155.319,
    "s": 68.116,
    "l": 59.412
  },
  "oklch": {
    "l": 0.80954,
    "c": 0.14775,
    "h": 162.4
  },
  "luminance": 0.56672
}

Semantic roles & 50–950 ramp

primary

#51DEA4

secondary

#9C3761

accent

#3D84EB

background

#FCFEFD

surface

#F5FDF8

border

#CFD5D1

text

#0E1612

muted

#7F8482

Preview Lab

Preview with #51DEA4

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

Preview Lab → · Contrast checker → · Palette generator →