#3F85CC#3F85CC

#3F85CC is a mid, vivid cyan. Relative luminance 0.222; OKLCH L 60.5% C 0.129 H 251.1°. Best body text is #000000 at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#3F85CC
RGB	rgb(63, 133, 204)
HSL	hsl(210, 58%, 52%)
HSV	hsv(210, 69%, 80%)
CMYK	cmyk(69.1%, 34.8%, 0%, 20%)
CIE-LAB	lab(54.23, 1.16, -43.14)
CIE-LCH	lch(54.23, 43.15, 271.53°)
OKLab	oklab(60.49% -0.0419 -0.1225)
OKLCH	oklch(60.49% 0.129 251.1)
XYZ	xyz(21.3325, 22.1892, 60.2737)
Luminance	0.2219 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F85CC #CC863F

analogous

#3FCBCC #3F85CC #403FCC

triadic

#3F85CC #CC3F85 #85CC3F

tetradic

#3F85CC #CC3FCB #CC863F #3FCC40

square

#3F85CC #CC3FCB #CC863F #3FCC40

split-complementary

#3F85CC #CC403F #CBCC3F

monochromatic

#1E4872 #2B66A3 #3F85CC #6FA4D9 #A0C2E6

Accessibility & contrast

On white

3.86

#3F85CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.44

#3F85CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F85CC

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F85CC	#FFFFFF	#000000	##000000
##3F85CC	1.00	3.86	5.44	5.44
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.44	21.00	1.00	1.00
##000000	5.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6589CF

Deuteranopia (green-blind)

#517CCB

Tritanopia (blue-blind)

#00969F

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #3f85cc;
/* rgb */ color: rgb(63, 133, 204);
/* oklch */ color: oklch(60.5% 0.129 251.1);

Tailwind

colors: {
  custom: {
    50: '#84a8dc',
    500: '#3f85cc',
    950: '#000000',
  },
}

SCSS

$custom: #3f85cc;
$custom-light: #84a8dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3f85cc",
  "rgb": {
    "r": 63,
    "g": 133,
    "b": 204
  },
  "hsl": {
    "h": 210.213,
    "s": 58.025,
    "l": 52.353
  },
  "oklch": {
    "l": 0.60489,
    "c": 0.12944,
    "h": 251.1
  },
  "luminance": 0.22191
}

Semantic roles & 50–950 ramp

primary

#3F85CC

secondary

#D2B495

accent

#9447E1

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3F85CC

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

Preview Lab → · Contrast checker → · Palette generator →