#51E9B5#51E9B5

#51E9B5 is a very light, vivid teal. Relative luminance 0.634; OKLCH L 84.0% C 0.148 H 166.4°. Best body text is #000000 at 13.67:1 contrast (WCAG AA passes).

Color values

HEX	#51E9B5
RGB	rgb(81, 233, 181)
HSL	hsl(159, 78%, 62%)
HSV	hsv(159, 65%, 91%)
CMYK	cmyk(65.2%, 0%, 22.3%, 8.6%)
CIE-LAB	lab(83.63, -52.06, 13.68)
CIE-LCH	lch(83.63, 53.82, 165.28°)
OKLab	oklab(84.05% -0.1442 0.035)
OKLCH	oklch(84.05% 0.148 166.4)
XYZ	xyz(40.8684, 63.3589, 53.7828)
Luminance	0.6336 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E9B5 #E95185

analogous

#51E969 #51E9B5 #51D1E9

triadic

#51E9B5 #B551E9 #E9B551

tetradic

#51E9B5 #6951E9 #E95185 #D1E951

square

#51E9B5 #6951E9 #E95185 #D1E951

split-complementary

#51E9B5 #E951D1 #E96951

monochromatic

#16AA77 #1CE09D #51E9B5 #87F0CC #BEF7E3

Accessibility & contrast

On white

1.54

#51E9B5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.67

#51E9B5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E9B5

13.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E9B5	#FFFFFF	#000000	##000000
##51E9B5	1.00	1.54	13.67	13.67
#FFFFFF	1.54	1.00	21.00	21.00
#000000	13.67	21.00	1.00	1.00
##000000	13.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4D9B2

Deuteranopia (green-blind)

#CFCAB8

Tritanopia (blue-blind)

#00EADA

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #51e9b5;
/* rgb */ color: rgb(81, 233, 181);
/* oklch */ color: oklch(84.0% 0.148 166.4);

Tailwind

colors: {
  custom: {
    50: '#92f1cb',
    500: '#51e9b5',
    950: '#000000',
  },
}

SCSS

$custom: #51e9b5;
$custom-light: #92f1cb;
$custom-dark: #000000;

JSON

{
  "hex": "#51e9b5",
  "rgb": {
    "r": 81,
    "g": 233,
    "b": 181
  },
  "hsl": {
    "h": 159.474,
    "s": 77.551,
    "l": 61.569
  },
  "oklch": {
    "l": 0.8405,
    "c": 0.14841,
    "h": 166.4
  },
  "luminance": 0.63363
}

Semantic roles & 50–950 ramp

primary

#51E9B5

secondary

#AB335C

accent

#0C52DA

background

#FCFFFD

surface

#F5FEF9

border

#CFD6D2

text

#0E1713

muted

#7F8582

Preview Lab

Preview with #51E9B5

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

Preview Lab → · Contrast checker → · Palette generator →