#3B8DDE#3B8DDE

#3B8DDE is a light, vivid cyan. Relative luminance 0.253; OKLCH L 63.2% C 0.146 H 251.0°. Best body text is #000000 at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#3B8DDE
RGB	rgb(59, 141, 222)
HSL	hsl(210, 71%, 55%)
HSV	hsv(210, 73%, 87%)
CMYK	cmyk(73.4%, 36.5%, 0%, 12.9%)
CIE-LAB	lab(57.32, 2.22, -48.37)
CIE-LCH	lch(57.32, 48.42, 272.62°)
OKLab	oklab(63.18% -0.0473 -0.1377)
OKLCH	oklch(63.18% 0.146 251)
XYZ	xyz(24.5084, 25.2507, 72.6753)
Luminance	0.2525 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B8DDE #DE8C3B

analogous

#3BDEDE #3B8DDE #3B3BDE

triadic

#3B8DDE #DE3B8D #8DDE3B

tetradic

#3B8DDE #DE3BDE #DE8C3B #3BDE3B

square

#3B8DDE #DE3BDE #DE8C3B #3BDE3B

split-complementary

#3B8DDE #DE3B3B #DEDE3B

monochromatic

#175088 #206EBC #3B8DDE #6FABE7 #A4CAF0

Accessibility & contrast

On white

3.47

#3B8DDE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.05

#3B8DDE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B8DDE

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B8DDE	#FFFFFF	#000000	##000000
##3B8DDE	1.00	3.47	6.05	6.05
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.05	21.00	1.00	1.00
##000000	6.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6892E1

Deuteranopia (green-blind)

#4F83DC

Tritanopia (blue-blind)

#00A0AB

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #3b8dde;
/* rgb */ color: rgb(59, 141, 222);
/* oklch */ color: oklch(63.2% 0.146 251.0);

Tailwind

colors: {
  custom: {
    50: '#85ade9',
    500: '#3b8dde',
    950: '#000000',
  },
}

SCSS

$custom: #3b8dde;
$custom-light: #85ade9;
$custom-dark: #000000;

JSON

{
  "hex": "#3b8dde",
  "rgb": {
    "r": 59,
    "g": 141,
    "b": 222
  },
  "hsl": {
    "h": 209.816,
    "s": 71.179,
    "l": 55.098
  },
  "oklch": {
    "l": 0.63177,
    "c": 0.14561,
    "h": 251
  },
  "luminance": 0.25253
}

Semantic roles & 50–950 ramp

primary

#3B8DDE

secondary

#DDBA98

accent

#933AEE

background

#F8FAFE

surface

#F0F4FD

border

#CBCED5

text

#0D1016

muted

#7D7F84

Preview Lab

Preview with #3B8DDE

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

Preview Lab → · Contrast checker → · Palette generator →