#3F86BF#3F86BF

#3F86BF is a mid, moderate cyan. Relative luminance 0.219; OKLCH L 60.0% C 0.113 H 245.5°. Best body text is #000000 at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#3F86BF
RGB	rgb(63, 134, 191)
HSL	hsl(207, 50%, 50%)
HSV	hsv(207, 67%, 75%)
CMYK	cmyk(67%, 29.8%, 0%, 25.1%)
CIE-LAB	lab(53.89, -3.96, -36.29)
CIE-LCH	lch(53.89, 36.50, 263.78°)
OKLab	oklab(60.01% -0.0467 -0.1025)
OKLCH	oklch(60.01% 0.113 245.5)
XYZ	xyz(19.9754, 21.8665, 52.4480)
Luminance	0.2187 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F86BF #BF783F

analogous

#3FBFB8 #3F86BF #3F46BF

triadic

#3F86BF #BF3F86 #86BF3F

tetradic

#3F86BF #B83FBF #BF783F #46BF3F

square

#3F86BF #B83FBF #BF783F #46BF3F

split-complementary

#3F86BF #BF3F46 #BFB83F

monochromatic

#214563 #306691 #3F86BF #6DA3CF #9BC0DE

Accessibility & contrast

On white

3.91

#3F86BF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.37

#3F86BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F86BF

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F86BF	#FFFFFF	#000000	##000000
##3F86BF	1.00	3.91	5.37	5.37
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.37	21.00	1.00	1.00
##000000	5.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D88C2

Deuteranopia (green-blind)

#5B7BBE

Tritanopia (blue-blind)

#00949A

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3f86bf;
/* rgb */ color: rgb(63, 134, 191);
/* oklch */ color: oklch(60.0% 0.113 245.5);

Tailwind

colors: {
  custom: {
    50: '#82a9d2',
    500: '#3f86bf',
    950: '#000000',
  },
}

SCSS

$custom: #3f86bf;
$custom-light: #82a9d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3f86bf",
  "rgb": {
    "r": 63,
    "g": 134,
    "b": 191
  },
  "hsl": {
    "h": 206.719,
    "s": 50.394,
    "l": 49.804
  },
  "oklch": {
    "l": 0.60012,
    "c": 0.11262,
    "h": 245.5
  },
  "luminance": 0.21869
}

Semantic roles & 50–950 ramp

primary

#3F86BF

secondary

#CAAA90

accent

#8C4EDA

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C0F14

muted

#7D7F82

Preview Lab

Preview with #3F86BF

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

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