#51CBB3#51CBB3

#51CBB3 is a light, moderate teal. Relative luminance 0.477; OKLCH L 76.7% C 0.114 H 177.8°. Best body text is #000000 at 10.54:1 contrast (WCAG AA passes).

Color values

HEX	#51CBB3
RGB	rgb(81, 203, 179)
HSL	hsl(168, 54%, 56%)
HSV	hsv(168, 60%, 80%)
CMYK	cmyk(60.1%, 0%, 11.8%, 20.4%)
CIE-LAB	lab(74.64, -39.70, 1.86)
CIE-LCH	lch(74.64, 39.74, 177.31°)
OKLab	oklab(76.7% -0.1142 0.0043)
OKLCH	oklch(76.7% 0.114 177.8)
XYZ	xyz(32.8822, 47.7125, 50.1156)
Luminance	0.4772 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CBB3 #CB5169

analogous

#51CB76 #51CBB3 #51A6CB

triadic

#51CBB3 #B351CB #CBB351

tetradic

#51CBB3 #7651CB #CB5169 #A6CB51

square

#51CBB3 #7651CB #CB5169 #A6CB51

split-complementary

#51CBB3 #CB51A6 #CB7651

monochromatic

#257C6B #33AC94 #51CBB3 #80D9C8 #AFE7DC

Accessibility & contrast

On white

1.99

#51CBB3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.54

#51CBB3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CBB3

10.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CBB3	#FFFFFF	#000000	##000000
##51CBB3	1.00	1.99	10.54	10.54
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.54	21.00	1.00	1.00
##000000	10.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3BFB2

Deuteranopia (green-blind)

#B1B2B5

Tritanopia (blue-blind)

#00CEC4

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #51cbb3;
/* rgb */ color: rgb(81, 203, 179);
/* oklch */ color: oklch(76.7% 0.114 177.8);

Tailwind

colors: {
  custom: {
    50: '#8edbc9',
    500: '#51cbb3',
    950: '#000000',
  },
}

SCSS

$custom: #51cbb3;
$custom-light: #8edbc9;
$custom-dark: #000000;

JSON

{
  "hex": "#51cbb3",
  "rgb": {
    "r": 81,
    "g": 203,
    "b": 179
  },
  "hsl": {
    "h": 168.197,
    "s": 53.982,
    "l": 55.686
  },
  "oklch": {
    "l": 0.76701,
    "c": 0.11433,
    "h": 177.8
  },
  "luminance": 0.47716
}

Semantic roles & 50–950 ramp

primary

#51CBB3

secondary

#D5A3AD

accent

#4A67DD

background

#F9FDFC

surface

#F2FBF8

border

#CCD4D1

text

#0D1513

muted

#7E8382

Preview Lab

Preview with #51CBB3

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

Preview Lab → · Contrast checker → · Palette generator →