#3F93BC#3F93BC

#3F93BC is a light, moderate cyan. Relative luminance 0.256; OKLCH L 62.9% C 0.101 H 232.8°. Best body text is #000000 at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#3F93BC
RGB	rgb(63, 147, 188)
HSL	hsl(200, 50%, 49%)
HSV	hsv(200, 66%, 74%)
CMYK	cmyk(66.5%, 21.8%, 0%, 26.3%)
CIE-LAB	lab(57.61, -12.36, -28.78)
CIE-LCH	lch(57.61, 31.32, 246.75°)
OKLab	oklab(62.92% -0.0611 -0.0807)
OKLCH	oklch(62.92% 0.101 232.8)
XYZ	xyz(21.5572, 25.5527, 51.3633)
Luminance	0.2555 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F93BC #BC683F

analogous

#3FBCA7 #3F93BC #3F55BC

triadic

#3F93BC #BC3F93 #93BC3F

tetradic

#3F93BC #A73FBC #BC683F #55BC3F

square

#3F93BC #A73FBC #BC683F #55BC3F

split-complementary

#3F93BC #BC3F55 #BCA73F

monochromatic

#204B60 #306F8E #3F93BC #6BADCD #99C6DD

Accessibility & contrast

On white

3.44

#3F93BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.11

#3F93BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F93BC

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F93BC	#FFFFFF	#000000	##000000
##3F93BC	1.00	3.44	6.11	6.11
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.11	21.00	1.00	1.00
##000000	6.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F91BE

Deuteranopia (green-blind)

#6E85BB

Tritanopia (blue-blind)

#009EA1

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #3f93bc;
/* rgb */ color: rgb(63, 147, 188);
/* oklch */ color: oklch(62.9% 0.101 232.8);

Tailwind

colors: {
  custom: {
    50: '#82b2d0',
    500: '#3f93bc',
    950: '#000000',
  },
}

SCSS

$custom: #3f93bc;
$custom-light: #82b2d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3f93bc",
  "rgb": {
    "r": 63,
    "g": 147,
    "b": 188
  },
  "hsl": {
    "h": 199.68,
    "s": 49.801,
    "l": 49.216
  },
  "oklch": {
    "l": 0.62921,
    "c": 0.10123,
    "h": 232.8
  },
  "luminance": 0.25555
}

Semantic roles & 50–950 ramp

primary

#3F93BC

secondary

#C9A18E

accent

#7C4ED9

background

#F8FAFC

surface

#F0F5F9

border

#CBCFD2

text

#0C1114

muted

#7D8082

Preview Lab

Preview with #3F93BC

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

Preview Lab → · Contrast checker → · Palette generator →