#51E5BC#51E5BC

#51E5BC is a very light, vivid teal. Relative luminance 0.614; OKLCH L 83.3% C 0.139 H 171.0°. Best body text is #000000 at 13.28:1 contrast (WCAG AA passes).

Color values

HEX	#51E5BC
RGB	rgb(81, 229, 188)
HSL	hsl(163, 74%, 61%)
HSV	hsv(163, 65%, 90%)
CMYK	cmyk(64.6%, 0%, 17.9%, 10.2%)
CIE-LAB	lab(82.60, -48.80, 8.54)
CIE-LCH	lch(82.60, 49.54, 170.07°)
OKLab	oklab(83.26% -0.137 0.0218)
OKLCH	oklch(83.26% 0.139 171)
XYZ	xyz(40.4852, 61.4144, 57.2877)
Luminance	0.6142 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E5BC #E5517A

analogous

#51E572 #51E5BC #51C4E5

triadic

#51E5BC #BC51E5 #E5BC51

tetradic

#51E5BC #7251E5 #E5517A #C4E551

square

#51E5BC #7251E5 #E5517A #C4E551

split-complementary

#51E5BC #E551C4 #E57251

monochromatic

#18A37D #20D8A5 #51E5BC #86EDD1 #BBF5E5

Accessibility & contrast

On white

1.58

#51E5BC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.28

#51E5BC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E5BC

13.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E5BC	#FFFFFF	#000000	##000000
##51E5BC	1.00	1.58	13.28	13.28
#FFFFFF	1.58	1.00	21.00	21.00
#000000	13.28	21.00	1.00	1.00
##000000	13.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFD6BA

Deuteranopia (green-blind)

#CAC7BF

Tritanopia (blue-blind)

#00E7D9

Achromatopsia (no color)

#CECECE

Design tokens & code

CSS

--color: #51e5bc;
/* rgb */ color: rgb(81, 229, 188);
/* oklch */ color: oklch(83.3% 0.139 171.0);

Tailwind

colors: {
  custom: {
    50: '#92eed0',
    500: '#51e5bc',
    950: '#000000',
  },
}

SCSS

$custom: #51e5bc;
$custom-light: #92eed0;
$custom-dark: #000000;

JSON

{
  "hex": "#51e5bc",
  "rgb": {
    "r": 81,
    "g": 229,
    "b": 188
  },
  "hsl": {
    "h": 163.378,
    "s": 74,
    "l": 60.784
  },
  "oklch": {
    "l": 0.8326,
    "c": 0.13875,
    "h": 171
  },
  "luminance": 0.61419
}

Semantic roles & 50–950 ramp

primary

#51E5BC

secondary

#A63554

accent

#0F46D6

background

#FCFFFE

surface

#F5FEFB

border

#CFD6D4

text

#0E1614

muted

#7F8583

Preview Lab

Preview with #51E5BC

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

Preview Lab → · Contrast checker → · Palette generator →