#51BDA2#51BDA2

#51BDA2 is a light, moderate teal. Relative luminance 0.408; OKLCH L 72.8% C 0.107 H 174.1°. Best body text is #000000 at 9.15:1 contrast (WCAG AA passes).

Color values

HEX	#51BDA2
RGB	rgb(81, 189, 162)
HSL	hsl(165, 45%, 53%)
HSV	hsv(165, 57%, 74%)
CMYK	cmyk(57.1%, 0%, 14.3%, 25.9%)
CIE-LAB	lab(70.00, -37.57, 4.37)
CIE-LCH	lch(70.00, 37.82, 173.36°)
OKLab	oklab(72.78% -0.1069 0.011)
OKLCH	oklch(72.78% 0.107 174.1)
XYZ	xyz(28.1095, 40.7504, 40.5597)
Luminance	0.4075 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BDA2 #BD516C

analogous

#51BD6C #51BDA2 #51A2BD

triadic

#51BDA2 #A251BD #BDA251

tetradic

#51BDA2 #6C51BD #BD516C #A2BD51

square

#51BDA2 #6C51BD #BD516C #A2BD51

split-complementary

#51BDA2 #BD51A2 #BD6C51

monochromatic

#296B5A #399780 #51BDA2 #7DCEBA #AADFD1

Accessibility & contrast

On white

2.29

#51BDA2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.15

#51BDA2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BDA2

9.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BDA2	#FFFFFF	#000000	##000000
##51BDA2	1.00	2.29	9.15	9.15
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.15	21.00	1.00	1.00
##000000	9.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7B2A1

Deuteranopia (green-blind)

#A7A6A4

Tritanopia (blue-blind)

#00BFB5

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #51bda2;
/* rgb */ color: rgb(81, 189, 162);
/* oklch */ color: oklch(72.8% 0.107 174.1);

Tailwind

colors: {
  custom: {
    50: '#8cd1bd',
    500: '#51bda2',
    950: '#000000',
  },
}

SCSS

$custom: #51bda2;
$custom-light: #8cd1bd;
$custom-dark: #000000;

JSON

{
  "hex": "#51bda2",
  "rgb": {
    "r": 81,
    "g": 189,
    "b": 162
  },
  "hsl": {
    "h": 165,
    "s": 45,
    "l": 52.941
  },
  "oklch": {
    "l": 0.72784,
    "c": 0.10746,
    "h": 174.1
  },
  "luminance": 0.40753
}

Semantic roles & 50–950 ramp

primary

#51BDA2

secondary

#CC9EA9

accent

#5374D5

background

#F9FCFB

surface

#F1F9F6

border

#CBD2D0

text

#0D1412

muted

#7E8281

Preview Lab

Preview with #51BDA2

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

Preview Lab → · Contrast checker → · Palette generator →