#3F85D9#3F85D9

#3F85D9 is a mid, vivid cyan. Relative luminance 0.228; OKLCH L 61.2% C 0.146 H 254.6°. Best body text is #000000 at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#3F85D9
RGB	rgb(63, 133, 217)
HSL	hsl(213, 67%, 55%)
HSV	hsv(213, 71%, 85%)
CMYK	cmyk(71%, 38.7%, 0%, 14.9%)
CIE-LAB	lab(54.91, 5.75, -49.40)
CIE-LCH	lch(54.91, 49.73, 276.64°)
OKLab	oklab(61.24% -0.0387 -0.1408)
OKLCH	oklch(61.24% 0.146 254.6)
XYZ	xyz(22.9572, 22.8391, 68.8307)
Luminance	0.2284 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F85D9 #D9933F

analogous

#3FD2D9 #3F85D9 #463FD9

triadic

#3F85D9 #D93F85 #85D93F

tetradic

#3F85D9 #D93FD2 #D9933F #3FD946

square

#3F85D9 #D93FD2 #D9933F #3FD946

split-complementary

#3F85D9 #D9463F #D2D93F

monochromatic

#1A4A84 #2467B7 #3F85D9 #72A5E3 #A5C6ED

Accessibility & contrast

On white

3.77

#3F85D9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.57

#3F85D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F85D9

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F85D9	#FFFFFF	#000000	##000000
##3F85D9	1.00	3.77	5.57	5.57
#FFFFFF	3.77	1.00	21.00	21.00
#000000	5.57	21.00	1.00	1.00
##000000	5.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E8BDC

Deuteranopia (green-blind)

#467DD7

Tritanopia (blue-blind)

#0099A4

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #3f85d9;
/* rgb */ color: rgb(63, 133, 217);
/* oklch */ color: oklch(61.2% 0.146 254.6);

Tailwind

colors: {
  custom: {
    50: '#86a8e5',
    500: '#3f85d9',
    950: '#000000',
  },
}

SCSS

$custom: #3f85d9;
$custom-light: #86a8e5;
$custom-dark: #000000;

JSON

{
  "hex": "#3f85d9",
  "rgb": {
    "r": 63,
    "g": 133,
    "b": 217
  },
  "hsl": {
    "h": 212.727,
    "s": 66.957,
    "l": 54.902
  },
  "oklch": {
    "l": 0.61241,
    "c": 0.14601,
    "h": 254.6
  },
  "luminance": 0.22842
}

Semantic roles & 50–950 ramp

primary

#3F85D9

secondary

#DABD9A

accent

#9C3EEA

background

#F8FAFE

surface

#F0F4FC

border

#CBCED5

text

#0D0F16

muted

#7D7F84

Preview Lab

Preview with #3F85D9

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

Preview Lab → · Contrast checker → · Palette generator →