#51E4B1#51E4B1

#51E4B1 is a very light, vivid teal. Relative luminance 0.604; OKLCH L 82.7% C 0.145 H 166.2°. Best body text is #000000 at 13.08:1 contrast (WCAG AA passes).

Color values

HEX	#51E4B1
RGB	rgb(81, 228, 177)
HSL	hsl(159, 73%, 61%)
HSV	hsv(159, 64%, 89%)
CMYK	cmyk(64.5%, 0%, 22.4%, 10.6%)
CIE-LAB	lab(82.06, -50.90, 13.55)
CIE-LCH	lch(82.06, 52.68, 165.09°)
OKLab	oklab(82.74% -0.141 0.0347)
OKLCH	oklch(82.74% 0.145 166.2)
XYZ	xyz(39.0684, 60.4063, 51.1871)
Luminance	0.6041 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E4B1 #E45184

analogous

#51E468 #51E4B1 #51CDE4

triadic

#51E4B1 #B151E4 #E4B151

tetradic

#51E4B1 #6851E4 #E45184 #CDE451

square

#51E4B1 #6851E4 #E45184 #CDE451

split-complementary

#51E4B1 #E451CD #E46851

monochromatic

#19A272 #21D798 #51E4B1 #86ECC9 #BBF4E0

Accessibility & contrast

On white

1.61

#51E4B1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.08

#51E4B1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E4B1

13.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E4B1	#FFFFFF	#000000	##000000
##51E4B1	1.00	1.61	13.08	13.08
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.08	21.00	1.00	1.00
##000000	13.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFD5AE

Deuteranopia (green-blind)

#CBC6B4

Tritanopia (blue-blind)

#00E5D6

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #51e4b1;
/* rgb */ color: rgb(81, 228, 177);
/* oklch */ color: oklch(82.7% 0.145 166.2);

Tailwind

colors: {
  custom: {
    50: '#91edc8',
    500: '#51e4b1',
    950: '#000000',
  },
}

SCSS

$custom: #51e4b1;
$custom-light: #91edc8;
$custom-dark: #000000;

JSON

{
  "hex": "#51e4b1",
  "rgb": {
    "r": 81,
    "g": 228,
    "b": 177
  },
  "hsl": {
    "h": 159.184,
    "s": 73.134,
    "l": 60.588
  },
  "oklch": {
    "l": 0.82735,
    "c": 0.14521,
    "h": 166.2
  },
  "luminance": 0.6041
}

Semantic roles & 50–950 ramp

primary

#51E4B1

secondary

#A4355C

accent

#1055D5

background

#FCFFFD

surface

#F5FEF9

border

#CFD6D2

text

#0E1613

muted

#7F8582

Preview Lab

Preview with #51E4B1

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

Preview Lab → · Contrast checker → · Palette generator →