#51DF9B#51DF9B

#51DF9B is a light, vivid teal. Relative luminance 0.569; OKLCH L 81.0% C 0.157 H 158.8°. Best body text is #000000 at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#51DF9B
RGB	rgb(81, 223, 155)
HSL	hsl(151, 69%, 60%)
HSV	hsv(151, 64%, 87%)
CMYK	cmyk(63.7%, 0%, 30.5%, 12.5%)
CIE-LAB	lab(80.12, -53.56, 22.35)
CIE-LCH	lch(80.12, 58.04, 157.34°)
OKLab	oklab(81% -0.146 0.0567)
OKLCH	oklch(81% 0.157 158.8)
XYZ	xyz(35.6941, 56.8875, 40.1033)
Luminance	0.5689 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DF9B #DF5195

analogous

#51DF54 #51DF9B #51DCDF

triadic

#51DF9B #9B51DF #DF9B51

tetradic

#51DF9B #5451DF #DF5195 #DCDF51

square

#51DF9B #5451DF #DF5195 #DCDF51

split-complementary

#51DF9B #DF51DC #DF5451

monochromatic

#1C995D #26CD7D #51DF9B #85E9B9 #B8F2D6

Accessibility & contrast

On white

1.70

#51DF9B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.38

#51DF9B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DF9B

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DF9B	#FFFFFF	#000000	##000000
##51DF9B	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)

#DDCF97

Deuteranopia (green-blind)

#CAC19F

Tritanopia (blue-blind)

#00DECD

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #51df9b;
/* rgb */ color: rgb(81, 223, 155);
/* oklch */ color: oklch(81.0% 0.157 158.8);

Tailwind

colors: {
  custom: {
    50: '#90eab8',
    500: '#51df9b',
    950: '#000000',
  },
}

SCSS

$custom: #51df9b;
$custom-light: #90eab8;
$custom-dark: #000000;

JSON

{
  "hex": "#51df9b",
  "rgb": {
    "r": 81,
    "g": 223,
    "b": 155
  },
  "hsl": {
    "h": 151.268,
    "s": 68.932,
    "l": 59.608
  },
  "oklch": {
    "l": 0.80997,
    "c": 0.15658,
    "h": 158.8
  },
  "luminance": 0.56891
}

Semantic roles & 50–950 ramp

primary

#51DF9B

secondary

#9D3768

accent

#3C90EC

background

#FCFEFD

surface

#F5FDF8

border

#CFD5D1

text

#0E1611

muted

#7F8481

Preview Lab

Preview with #51DF9B

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

Preview Lab → · Contrast checker → · Palette generator →