#51DEAA#51DEAA

#51DEAA is a light, vivid teal. Relative luminance 0.569; OKLCH L 81.1% C 0.143 H 165.0°. Best body text is #000000 at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#51DEAA
RGB	rgb(81, 222, 170)
HSL	hsl(158, 68%, 59%)
HSV	hsv(158, 64%, 87%)
CMYK	cmyk(63.5%, 0%, 23.4%, 12.9%)
CIE-LAB	lab(80.12, -49.99, 14.50)
CIE-LCH	lch(80.12, 52.05, 163.82°)
OKLab	oklab(81.1% -0.1381 0.0371)
OKLCH	oklch(81.1% 0.143 165)
XYZ	xyz(36.7665, 56.8903, 47.0657)
Luminance	0.5689 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DEAA #DE5185

analogous

#51DE64 #51DEAA #51CCDE

triadic

#51DEAA #AA51DE #DEAA51

tetradic

#51DEAA #6451DE #DE5185 #CCDE51

square

#51DEAA #6451DE #DE5185 #CCDE51

split-complementary

#51DEAA #DE51CC #DE6451

monochromatic

#1D986A #27CB8F #51DEAA #84E8C3 #B8F2DC

Accessibility & contrast

On white

1.70

#51DEAA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.38

#51DEAA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DEAA

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DEAA	#FFFFFF	#000000	##000000
##51DEAA	1.00	1.70	12.38	12.38
#FFFFFF	1.70	1.00	21.00	21.00
#000000	12.38	21.00	1.00	1.00
##000000	12.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DACFA7

Deuteranopia (green-blind)

#C6C1AD

Tritanopia (blue-blind)

#00DED0

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #51deaa;
/* rgb */ color: rgb(81, 222, 170);
/* oklch */ color: oklch(81.1% 0.143 165.0);

Tailwind

colors: {
  custom: {
    50: '#90e9c3',
    500: '#51deaa',
    950: '#000000',
  },
}

SCSS

$custom: #51deaa;
$custom-light: #90e9c3;
$custom-dark: #000000;

JSON

{
  "hex": "#51deaa",
  "rgb": {
    "r": 81,
    "g": 222,
    "b": 170
  },
  "hsl": {
    "h": 157.872,
    "s": 68.116,
    "l": 59.412
  },
  "oklch": {
    "l": 0.81098,
    "c": 0.14301,
    "h": 165
  },
  "luminance": 0.56894
}

Semantic roles & 50–950 ramp

primary

#51DEAA

secondary

#9C375C

accent

#3D7DEB

background

#FCFEFD

surface

#F5FDF9

border

#CFD5D2

text

#0E1612

muted

#7F8482

Preview Lab

Preview with #51DEAA

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

Preview Lab → · Contrast checker → · Palette generator →