#3BB5D2#3BB5D2

#3BB5D2 is a light, moderate cyan. Relative luminance 0.386; OKLCH L 71.9% C 0.112 H 217.2°. Best body text is #000000 at 8.73:1 contrast (WCAG AA passes).

Color values

HEX	#3BB5D2
RGB	rgb(59, 181, 210)
HSL	hsl(192, 63%, 53%)
HSV	hsv(192, 72%, 82%)
CMYK	cmyk(71.9%, 13.8%, 0%, 17.6%)
CIE-LAB	lab(68.48, -23.88, -24.32)
CIE-LCH	lch(68.48, 34.08, 225.53°)
OKLab	oklab(71.87% -0.0893 -0.0678)
OKLCH	oklch(71.87% 0.112 217.2)
XYZ	xyz(29.9555, 38.6272, 66.8373)
Luminance	0.3863 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3BB5D2 #D2583B

analogous

#3BD2A3 #3BB5D2 #3B69D2

triadic

#3BB5D2 #D23BB5 #B5D23B

tetradic

#3BB5D2 #A33BD2 #D2583B #69D23B

square

#3BB5D2 #A33BD2 #D2583B #69D23B

split-complementary

#3BB5D2 #D23B69 #D2A33B

monochromatic

#1B6677 #2790A9 #3BB5D2 #6DC8DD #9FDBE9

Accessibility & contrast

On white

2.41

#3BB5D2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.73

#3BB5D2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3BB5D2

8.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3BB5D2	#FFFFFF	#000000	##000000
##3BB5D2	1.00	2.41	8.73	8.73
#FFFFFF	2.41	1.00	21.00	21.00
#000000	8.73	21.00	1.00	1.00
##000000	8.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A2B0D4

Deuteranopia (green-blind)

#8DA0D2

Tritanopia (blue-blind)

#00BFBE

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #3bb5d2;
/* rgb */ color: rgb(59, 181, 210);
/* oklch */ color: oklch(71.9% 0.112 217.2);

Tailwind

colors: {
  custom: {
    50: '#85cbdf',
    500: '#3bb5d2',
    950: '#000000',
  },
}

SCSS

$custom: #3bb5d2;
$custom-light: #85cbdf;
$custom-dark: #000000;

JSON

{
  "hex": "#3bb5d2",
  "rgb": {
    "r": 59,
    "g": 181,
    "b": 210
  },
  "hsl": {
    "h": 191.523,
    "s": 62.656,
    "l": 52.745
  },
  "oklch": {
    "l": 0.71873,
    "c": 0.11216,
    "h": 217.2
  },
  "luminance": 0.38631
}

Semantic roles & 50–950 ramp

primary

#3BB5D2

secondary

#D5A094

accent

#6242E6

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0D1315

muted

#7D8283

Preview Lab

Preview with #3BB5D2

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

Preview Lab → · Contrast checker → · Palette generator →