#3F93D9#3F93D9

#3F93D9 is a light, vivid cyan. Relative luminance 0.269; OKLCH L 64.4% C 0.133 H 247.0°. Best body text is #000000 at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#3F93D9
RGB	rgb(63, 147, 217)
HSL	hsl(207, 67%, 55%)
HSV	hsv(207, 71%, 85%)
CMYK	cmyk(71%, 32.3%, 0%, 14.9%)
CIE-LAB	lab(58.91, -2.52, -43.06)
CIE-LCH	lch(58.91, 43.13, 266.65°)
OKLab	oklab(64.38% -0.0518 -0.122)
OKLCH	oklch(64.38% 0.133 247)
XYZ	xyz(25.0032, 26.9312, 69.5127)
Luminance	0.2693 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F93D9 #D9853F

analogous

#3FD9D2 #3F93D9 #3F46D9

triadic

#3F93D9 #D93F93 #93D93F

tetradic

#3F93D9 #D23FD9 #D9853F #46D93F

square

#3F93D9 #D23FD9 #D9853F #46D93F

split-complementary

#3F93D9 #D93F46 #D9D23F

monochromatic

#1A5484 #2474B7 #3F93D9 #72B0E3 #A5CCED

Accessibility & contrast

On white

3.29

#3F93D9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.39

#3F93D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F93D9

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F93D9	#FFFFFF	#000000	##000000
##3F93D9	1.00	3.29	6.39	6.39
#FFFFFF	3.29	1.00	21.00	21.00
#000000	6.39	21.00	1.00	1.00
##000000	6.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7396DC

Deuteranopia (green-blind)

#5E87D8

Tritanopia (blue-blind)

#00A4AC

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #3f93d9;
/* rgb */ color: rgb(63, 147, 217);
/* oklch */ color: oklch(64.4% 0.133 247.0);

Tailwind

colors: {
  custom: {
    50: '#86b2e5',
    500: '#3f93d9',
    950: '#000000',
  },
}

SCSS

$custom: #3f93d9;
$custom-light: #86b2e5;
$custom-dark: #000000;

JSON

{
  "hex": "#3f93d9",
  "rgb": {
    "r": 63,
    "g": 147,
    "b": 217
  },
  "hsl": {
    "h": 207.273,
    "s": 66.957,
    "l": 54.902
  },
  "oklch": {
    "l": 0.64379,
    "c": 0.1326,
    "h": 247
  },
  "luminance": 0.26934
}

Semantic roles & 50–950 ramp

primary

#3F93D9

secondary

#DAB79A

accent

#8C3EEA

background

#F8FAFE

surface

#F0F5FC

border

#CBCFD5

text

#0D1016

muted

#7D7F84

Preview Lab

Preview with #3F93D9

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

Preview Lab → · Contrast checker → · Palette generator →