#3F85BD#3F85BD

#3F85BD is a mid, moderate cyan. Relative luminance 0.215; OKLCH L 59.7% C 0.111 H 245.4°. Best body text is #000000 at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#3F85BD
RGB	rgb(63, 133, 189)
HSL	hsl(207, 50%, 49%)
HSV	hsv(207, 67%, 74%)
CMYK	cmyk(66.7%, 29.6%, 0%, 25.9%)
CIE-LAB	lab(53.50, -4.06, -35.75)
CIE-LCH	lch(53.50, 35.98, 263.52°)
OKLab	oklab(59.68% -0.0462 -0.1009)
OKLCH	oklch(59.68% 0.111 245.4)
XYZ	xyz(19.6193, 21.5039, 51.2510)
Luminance	0.2151 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F85BD #BD773F

analogous

#3FBDB6 #3F85BD #3F46BD

triadic

#3F85BD #BD3F85 #85BD3F

tetradic

#3F85BD #B63FBD #BD773F #46BD3F

square

#3F85BD #B63FBD #BD773F #46BD3F

split-complementary

#3F85BD #BD3F46 #BDB63F

monochromatic

#204461 #30658F #3F85BD #6BA2CE #99BFDD

Accessibility & contrast

On white

3.96

#3F85BD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.30

#3F85BD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F85BD

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F85BD	#FFFFFF	#000000	##000000
##3F85BD	1.00	3.96	5.30	5.30
#FFFFFF	3.96	1.00	21.00	21.00
#000000	5.30	21.00	1.00	1.00
##000000	5.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C87BF

Deuteranopia (green-blind)

#5B7ABC

Tritanopia (blue-blind)

#009299

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #3f85bd;
/* rgb */ color: rgb(63, 133, 189);
/* oklch */ color: oklch(59.7% 0.111 245.4);

Tailwind

colors: {
  custom: {
    50: '#81a8d1',
    500: '#3f85bd',
    950: '#000000',
  },
}

SCSS

$custom: #3f85bd;
$custom-light: #81a8d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3f85bd",
  "rgb": {
    "r": 63,
    "g": 133,
    "b": 189
  },
  "hsl": {
    "h": 206.667,
    "s": 50,
    "l": 49.412
  },
  "oklch": {
    "l": 0.59675,
    "c": 0.11104,
    "h": 245.4
  },
  "luminance": 0.21506
}

Semantic roles & 50–950 ramp

primary

#3F85BD

secondary

#C9A98F

accent

#8C4EDA

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #3F85BD

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

Preview Lab → · Contrast checker → · Palette generator →