#51E6B4#51E6B4

#51E6B4 is a very light, vivid teal. Relative luminance 0.616; OKLCH L 83.3% C 0.145 H 166.9°. Best body text is #000000 at 13.33:1 contrast (WCAG AA passes).

Color values

HEX	#51E6B4
RGB	rgb(81, 230, 180)
HSL	hsl(160, 75%, 61%)
HSV	hsv(160, 65%, 90%)
CMYK	cmyk(64.8%, 0%, 21.7%, 9.8%)
CIE-LAB	lab(82.72, -51.05, 12.91)
CIE-LCH	lch(82.72, 52.66, 165.81°)
OKLab	oklab(83.3% -0.1417 0.033)
OKLCH	oklch(83.3% 0.145 166.9)
XYZ	xyz(39.9241, 61.6339, 52.9636)
Luminance	0.6164 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E6B4 #E65183

analogous

#51E669 #51E6B4 #51CDE6

triadic

#51E6B4 #B451E6 #E6B451

tetradic

#51E6B4 #6951E6 #E65183 #CDE651

square

#51E6B4 #6951E6 #E65183 #CDE651

split-complementary

#51E6B4 #E651CD #E66951

monochromatic

#18A576 #1FDA9C #51E6B4 #87EECB #BCF5E2

Accessibility & contrast

On white

1.58

#51E6B4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.33

#51E6B4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E6B4

13.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E6B4	#FFFFFF	#000000	##000000
##51E6B4	1.00	1.58	13.33	13.33
#FFFFFF	1.58	1.00	21.00	21.00
#000000	13.33	21.00	1.00	1.00
##000000	13.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1D7B1

Deuteranopia (green-blind)

#CDC8B7

Tritanopia (blue-blind)

#00E7D8

Achromatopsia (no color)

#CECECE

Design tokens & code

CSS

--color: #51e6b4;
/* rgb */ color: rgb(81, 230, 180);
/* oklch */ color: oklch(83.3% 0.145 166.9);

Tailwind

colors: {
  custom: {
    50: '#92efca',
    500: '#51e6b4',
    950: '#000000',
  },
}

SCSS

$custom: #51e6b4;
$custom-light: #92efca;
$custom-dark: #000000;

JSON

{
  "hex": "#51e6b4",
  "rgb": {
    "r": 81,
    "g": 230,
    "b": 180
  },
  "hsl": {
    "h": 159.866,
    "s": 74.874,
    "l": 60.98
  },
  "oklch": {
    "l": 0.83297,
    "c": 0.14547,
    "h": 166.9
  },
  "luminance": 0.61638
}

Semantic roles & 50–950 ramp

primary

#51E6B4

secondary

#A7345B

accent

#0E52D7

background

#FCFFFD

surface

#F5FEF9

border

#CFD6D2

text

#0E1613

muted

#7F8582

Preview Lab

Preview with #51E6B4

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

Preview Lab → · Contrast checker → · Palette generator →