#3F85BC#3F85BC

#3F85BC is a mid, moderate cyan. Relative luminance 0.215; OKLCH L 59.6% C 0.110 H 244.9°. Best body text is #000000 at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#3F85BC
RGB	rgb(63, 133, 188)
HSL	hsl(206, 50%, 49%)
HSV	hsv(206, 66%, 74%)
CMYK	cmyk(66.5%, 29.3%, 0%, 26.3%)
CIE-LAB	lab(53.45, -4.40, -35.26)
CIE-LCH	lch(53.45, 35.53, 262.88°)
OKLab	oklab(59.62% -0.0466 -0.0995)
OKLCH	oklch(59.62% 0.11 244.9)
XYZ	xyz(19.5111, 21.4606, 50.6813)
Luminance	0.2146 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F85BC #BC763F

analogous

#3FBCB5 #3F85BC #3F47BC

triadic

#3F85BC #BC3F85 #85BC3F

tetradic

#3F85BC #B53FBC #BC763F #47BC3F

square

#3F85BC #B53FBC #BC763F #47BC3F

split-complementary

#3F85BC #BC3F47 #BCB53F

monochromatic

#204460 #30658E #3F85BC #6BA2CD #99BFDD

Accessibility & contrast

On white

3.97

#3F85BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.29

#3F85BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F85BC

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F85BC	#FFFFFF	#000000	##000000
##3F85BC	1.00	3.97	5.29	5.29
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.29	21.00	1.00	1.00
##000000	5.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C86BE

Deuteranopia (green-blind)

#5B7ABB

Tritanopia (blue-blind)

#009298

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #3f85bc;
/* rgb */ color: rgb(63, 133, 188);
/* oklch */ color: oklch(59.6% 0.110 244.9);

Tailwind

colors: {
  custom: {
    50: '#81a8d0',
    500: '#3f85bc',
    950: '#000000',
  },
}

SCSS

$custom: #3f85bc;
$custom-light: #81a8d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3f85bc",
  "rgb": {
    "r": 63,
    "g": 133,
    "b": 188
  },
  "hsl": {
    "h": 206.4,
    "s": 49.801,
    "l": 49.216
  },
  "oklch": {
    "l": 0.59623,
    "c": 0.10986,
    "h": 244.9
  },
  "luminance": 0.21463
}

Semantic roles & 50–950 ramp

primary

#3F85BC

secondary

#C9A88E

accent

#8C4ED9

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #3F85BC

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

Preview Lab → · Contrast checker → · Palette generator →