#51ABB4#51ABB4

#51ABB4 is a light, moderate teal. Relative luminance 0.342; OKLCH L 69.0% C 0.086 H 204.1°. Best body text is #000000 at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#51ABB4
RGB	rgb(81, 171, 180)
HSL	hsl(185, 40%, 51%)
HSV	hsv(185, 55%, 71%)
CMYK	cmyk(55%, 5%, 0%, 29.4%)
CIE-LAB	lab(65.10, -24.18, -12.80)
CIE-LCH	lch(65.10, 27.36, 207.90°)
OKLab	oklab(68.99% -0.0789 -0.0354)
OKLCH	oklch(68.99% 0.087 204.1)
XYZ	xyz(26.1911, 34.1680, 48.3860)
Luminance	0.3417 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51ABB4 #B45A51

analogous

#51B48B #51ABB4 #5179B4

triadic

#51ABB4 #B451AB #ABB451

tetradic

#51ABB4 #8B51B4 #B45A51 #79B451

square

#51ABB4 #8B51B4 #B45A51 #79B451

split-complementary

#51ABB4 #B45179 #B48B51

monochromatic

#2A5C61 #3C848C #51ABB4 #7CC0C6 #A7D4D9

Accessibility & contrast

On white

2.68

#51ABB4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.83

#51ABB4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51ABB4

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51ABB4	#FFFFFF	#000000	##000000
##51ABB4	1.00	2.68	7.83	7.83
#FFFFFF	2.68	1.00	21.00	21.00
#000000	7.83	21.00	1.00	1.00
##000000	7.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9FA5B5

Deuteranopia (green-blind)

#8F99B4

Tritanopia (blue-blind)

#00B1AE

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #51abb4;
/* rgb */ color: rgb(81, 171, 180);
/* oklch */ color: oklch(69.0% 0.086 204.1);

Tailwind

colors: {
  custom: {
    50: '#8bc4ca',
    500: '#51abb4',
    950: '#000000',
  },
}

SCSS

$custom: #51abb4;
$custom-light: #8bc4ca;
$custom-dark: #000000;

JSON

{
  "hex": "#51abb4",
  "rgb": {
    "r": 81,
    "g": 171,
    "b": 180
  },
  "hsl": {
    "h": 185.455,
    "s": 39.759,
    "l": 51.176
  },
  "oklch": {
    "l": 0.68986,
    "c": 0.0865,
    "h": 204.1
  },
  "luminance": 0.3417
}

Semantic roles & 50–950 ramp

primary

#51ABB4

secondary

#C69F9B

accent

#6358D0

background

#F8FCFC

surface

#F0F8F8

border

#CBD1D1

text

#0D1213

muted

#7D8182

Preview Lab

Preview with #51ABB4

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

Preview Lab → · Contrast checker → · Palette generator →