#51DDB4#51DDB4

#51DDB4 is a light, vivid teal. Relative luminance 0.568; OKLCH L 81.1% C 0.135 H 170.0°. Best body text is #000000 at 12.35:1 contrast (WCAG AA passes).

Color values

HEX	#51DDB4
RGB	rgb(81, 221, 180)
HSL	hsl(162, 67%, 59%)
HSV	hsv(162, 63%, 87%)
CMYK	cmyk(63.3%, 0%, 18.6%, 13.3%)
CIE-LAB	lab(80.04, -47.30, 9.11)
CIE-LCH	lch(80.04, 48.17, 169.10°)
OKLab	oklab(81.11% -0.1325 0.0233)
OKLCH	oklch(81.11% 0.135 170)
XYZ	xyz(37.4839, 56.7535, 52.1502)
Luminance	0.5676 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DDB4 #DD517A

analogous

#51DD6E #51DDB4 #51C0DD

triadic

#51DDB4 #B451DD #DDB451

tetradic

#51DDB4 #6E51DD #DD517A #C0DD51

square

#51DDB4 #6E51DD #DD517A #C0DD51

split-complementary

#51DDB4 #DD51C0 #DD6E51

monochromatic

#1D9673 #27C99A #51DDB4 #84E7CA #B7F1E0

Accessibility & contrast

On white

1.70

#51DDB4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.35

#51DDB4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DDB4

12.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DDB4	#FFFFFF	#000000	##000000
##51DDB4	1.00	1.70	12.35	12.35
#FFFFFF	1.70	1.00	21.00	21.00
#000000	12.35	21.00	1.00	1.00
##000000	12.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7CFB2

Deuteranopia (green-blind)

#C3C1B7

Tritanopia (blue-blind)

#00DED1

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #51ddb4;
/* rgb */ color: rgb(81, 221, 180);
/* oklch */ color: oklch(81.1% 0.135 170.0);

Tailwind

colors: {
  custom: {
    50: '#90e8ca',
    500: '#51ddb4',
    950: '#000000',
  },
}

SCSS

$custom: #51ddb4;
$custom-light: #90e8ca;
$custom-dark: #000000;

JSON

{
  "hex": "#51ddb4",
  "rgb": {
    "r": 81,
    "g": 221,
    "b": 180
  },
  "hsl": {
    "h": 162.429,
    "s": 67.308,
    "l": 59.216
  },
  "oklch": {
    "l": 0.81108,
    "c": 0.13456,
    "h": 170
  },
  "luminance": 0.56758
}

Semantic roles & 50–950 ramp

primary

#51DDB4

secondary

#9B3855

accent

#3E70EA

background

#FCFEFD

surface

#F5FDF9

border

#CFD5D2

text

#0E1613

muted

#7F8482

Preview Lab

Preview with #51DDB4

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

Preview Lab → · Contrast checker → · Palette generator →