#51BFB2#51BFB2

#51BFB2 is a light, moderate teal. Relative luminance 0.422; OKLCH L 73.8% C 0.102 H 184.7°. Best body text is #000000 at 9.45:1 contrast (WCAG AA passes).

Color values

HEX	#51BFB2
RGB	rgb(81, 191, 178)
HSL	hsl(173, 46%, 53%)
HSV	hsv(173, 58%, 75%)
CMYK	cmyk(57.6%, 0%, 6.8%, 25.1%)
CIE-LAB	lab(71.02, -34.46, -2.89)
CIE-LCH	lch(71.02, 34.58, 184.79°)
OKLab	oklab(73.75% -0.1018 -0.0083)
OKLCH	oklch(73.75% 0.102 184.7)
XYZ	xyz(30.0565, 42.2223, 48.6766)
Luminance	0.4223 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BFB2 #BF515E

analogous

#51BF7B #51BFB2 #5195BF

triadic

#51BFB2 #B251BF #BFB251

tetradic

#51BFB2 #7B51BF #BF515E #95BF51

square

#51BFB2 #7B51BF #BF515E #95BF51

split-complementary

#51BFB2 #BF5195 #BF7B51

monochromatic

#286D65 #399A8F #51BFB2 #7ECFC6 #AAE0DA

Accessibility & contrast

On white

2.22

#51BFB2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.45

#51BFB2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BFB2

9.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BFB2	#FFFFFF	#000000	##000000
##51BFB2	1.00	2.22	9.45	9.45
#FFFFFF	2.22	1.00	21.00	21.00
#000000	9.45	21.00	1.00	1.00
##000000	9.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6B5B2

Deuteranopia (green-blind)

#A5A9B3

Tritanopia (blue-blind)

#00C3BB

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #51bfb2;
/* rgb */ color: rgb(81, 191, 178);
/* oklch */ color: oklch(73.8% 0.102 184.7);

Tailwind

colors: {
  custom: {
    50: '#8dd3c9',
    500: '#51bfb2',
    950: '#000000',
  },
}

SCSS

$custom: #51bfb2;
$custom-light: #8dd3c9;
$custom-dark: #000000;

JSON

{
  "hex": "#51bfb2",
  "rgb": {
    "r": 81,
    "g": 191,
    "b": 178
  },
  "hsl": {
    "h": 172.909,
    "s": 46.218,
    "l": 53.333
  },
  "oklch": {
    "l": 0.73754,
    "c": 0.10218,
    "h": 184.7
  },
  "luminance": 0.42225
}

Semantic roles & 50–950 ramp

primary

#51BFB2

secondary

#CE9EA4

accent

#5262D6

background

#F9FDFC

surface

#F1FAF8

border

#CBD3D1

text

#0D1413

muted

#7E8382

Preview Lab

Preview with #51BFB2

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

Preview Lab → · Contrast checker → · Palette generator →