#3F94DB#3F94DB

#3F94DB is a light, vivid cyan. Relative luminance 0.274; OKLCH L 64.7% C 0.134 H 247.1°. Best body text is #000000 at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#3F94DB
RGB	rgb(63, 148, 219)
HSL	hsl(207, 68%, 55%)
HSV	hsv(207, 71%, 86%)
CMYK	cmyk(71.2%, 32.4%, 0%, 14.1%)
CIE-LAB	lab(59.30, -2.40, -43.57)
CIE-LCH	lch(59.30, 43.63, 266.85°)
OKLab	oklab(64.71% -0.0522 -0.1235)
OKLCH	oklch(64.71% 0.134 247.1)
XYZ	xyz(25.4211, 27.3482, 70.9431)
Luminance	0.2735 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F94DB #DB863F

analogous

#3FDBD4 #3F94DB #3F46DB

triadic

#3F94DB #DB3F94 #94DB3F

tetradic

#3F94DB #D43FDB #DB863F #46DB3F

square

#3F94DB #D43FDB #DB863F #46DB3F

split-complementary

#3F94DB #DB3F46 #DBD43F

monochromatic

#195586 #2375BA #3F94DB #73B1E5 #A6CDEE

Accessibility & contrast

On white

3.25

#3F94DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.47

#3F94DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F94DB

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F94DB	#FFFFFF	#000000	##000000
##3F94DB	1.00	3.25	6.47	6.47
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.47	21.00	1.00	1.00
##000000	6.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7497DE

Deuteranopia (green-blind)

#5E88DA

Tritanopia (blue-blind)

#00A5AD

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #3f94db;
/* rgb */ color: rgb(63, 148, 219);
/* oklch */ color: oklch(64.7% 0.134 247.1);

Tailwind

colors: {
  custom: {
    50: '#86b3e6',
    500: '#3f94db',
    950: '#000000',
  },
}

SCSS

$custom: #3f94db;
$custom-light: #86b3e6;
$custom-dark: #000000;

JSON

{
  "hex": "#3f94db",
  "rgb": {
    "r": 63,
    "g": 148,
    "b": 219
  },
  "hsl": {
    "h": 207.308,
    "s": 68.421,
    "l": 55.294
  },
  "oklch": {
    "l": 0.64713,
    "c": 0.13411,
    "h": 247.1
  },
  "luminance": 0.27351
}

Semantic roles & 50–950 ramp

primary

#3F94DB

secondary

#DCB89A

accent

#8C3DEB

background

#F8FAFE

surface

#F0F5FC

border

#CBCFD5

text

#0D1116

muted

#7D8084

Preview Lab

Preview with #3F94DB

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

Preview Lab → · Contrast checker → · Palette generator →