#3F86BA#3F86BA

#3F86BA is a mid, moderate cyan. Relative luminance 0.217; OKLCH L 59.8% C 0.107 H 243.1°. Best body text is #000000 at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#3F86BA
RGB	rgb(63, 134, 186)
HSL	hsl(205, 49%, 49%)
HSV	hsv(205, 66%, 73%)
CMYK	cmyk(66.1%, 28%, 0%, 27.1%)
CIE-LAB	lab(53.65, -5.67, -33.79)
CIE-LCH	lch(53.65, 34.27, 260.48°)
OKLab	oklab(59.75% -0.0482 -0.0953)
OKLCH	oklch(59.75% 0.107 243.1)
XYZ	xyz(19.4346, 21.6501, 49.5995)
Luminance	0.2165 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F86BA #BA733F

analogous

#3FBAB1 #3F86BA #3F48BA

triadic

#3F86BA #BA3F86 #86BA3F

tetradic

#3F86BA #B13FBA #BA733F #48BA3F

square

#3F86BA #B13FBA #BA733F #48BA3F

split-complementary

#3F86BA #BA3F48 #BAB13F

monochromatic

#20445F #30658C #3F86BA #6AA3CC #97BFDC

Accessibility & contrast

On white

3.94

#3F86BA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.33

#3F86BA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F86BA

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F86BA	#FFFFFF	#000000	##000000
##3F86BA	1.00	3.94	5.33	5.33
#FFFFFF	3.94	1.00	21.00	21.00
#000000	5.33	21.00	1.00	1.00
##000000	5.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F87BC

Deuteranopia (green-blind)

#5E7BB9

Tritanopia (blue-blind)

#009398

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #3f86ba;
/* rgb */ color: rgb(63, 134, 186);
/* oklch */ color: oklch(59.8% 0.107 243.1);

Tailwind

colors: {
  custom: {
    50: '#81a9cf',
    500: '#3f86ba',
    950: '#000000',
  },
}

SCSS

$custom: #3f86ba;
$custom-light: #81a9cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3f86ba",
  "rgb": {
    "r": 63,
    "g": 134,
    "b": 186
  },
  "hsl": {
    "h": 205.366,
    "s": 49.398,
    "l": 48.824
  },
  "oklch": {
    "l": 0.59754,
    "c": 0.10678,
    "h": 243.1
  },
  "luminance": 0.21652
}

Semantic roles & 50–950 ramp

primary

#3F86BA

secondary

#C8A68D

accent

#894FD9

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #3F86BA

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

Preview Lab → · Contrast checker → · Palette generator →