#3B85CB#3B85CB

#3B85CB is a mid, vivid cyan. Relative luminance 0.220; OKLCH L 60.3% C 0.130 H 249.8°. Best body text is #000000 at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#3B85CB
RGB	rgb(59, 133, 203)
HSL	hsl(209, 58%, 51%)
HSV	hsv(209, 71%, 80%)
CMYK	cmyk(70.9%, 34.5%, 0%, 20.4%)
CIE-LAB	lab(54.04, 0.20, -42.87)
CIE-LCH	lch(54.04, 42.87, 270.27°)
OKLab	oklab(60.29% -0.0448 -0.1217)
OKLCH	oklch(60.29% 0.13 249.8)
XYZ	xyz(20.9666, 22.0144, 59.6325)
Luminance	0.2202 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B85CB #CB813B

analogous

#3BCBC9 #3B85CB #3B3DCB

triadic

#3B85CB #CB3B85 #85CB3B

tetradic

#3B85CB #C93BCB #CB813B #3DCB3B

square

#3B85CB #C93BCB #CB813B #3DCB3B

split-complementary

#3B85CB #CB3B3D #CBC93B

monochromatic

#1D476E #2A669F #3B85CB #6BA3D8 #9CC1E5

Accessibility & contrast

On white

3.89

#3B85CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.40

#3B85CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B85CB

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B85CB	#FFFFFF	#000000	##000000
##3B85CB	1.00	3.89	5.40	5.40
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.40	21.00	1.00	1.00
##000000	5.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6589CE

Deuteranopia (green-blind)

#517BCA

Tritanopia (blue-blind)

#00969E

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3b85cb;
/* rgb */ color: rgb(59, 133, 203);
/* oklch */ color: oklch(60.3% 0.130 249.8);

Tailwind

colors: {
  custom: {
    50: '#82a8db',
    500: '#3b85cb',
    950: '#000000',
  },
}

SCSS

$custom: #3b85cb;
$custom-light: #82a8db;
$custom-dark: #000000;

JSON

{
  "hex": "#3b85cb",
  "rgb": {
    "r": 59,
    "g": 133,
    "b": 203
  },
  "hsl": {
    "h": 209.167,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.6029,
    "c": 0.12972,
    "h": 249.8
  },
  "luminance": 0.22017
}

Semantic roles & 50–950 ramp

primary

#3B85CB

secondary

#D1B091

accent

#9247E1

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3B85CB

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

Preview Lab → · Contrast checker → · Palette generator →