#3F8DC2#3F8DC2

#3F8DC2 is a mid, moderate cyan. Relative luminance 0.240; OKLCH L 61.8% C 0.111 H 241.5°. Best body text is #000000 at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#3F8DC2
RGB	rgb(63, 141, 194)
HSL	hsl(204, 52%, 50%)
HSV	hsv(204, 68%, 76%)
CMYK	cmyk(67.5%, 27.3%, 0%, 23.9%)
CIE-LAB	lab(56.09, -6.97, -34.55)
CIE-LCH	lch(56.09, 35.24, 258.58°)
OKLab	oklab(61.8% -0.0529 -0.0974)
OKLCH	oklch(61.8% 0.111 241.5)
XYZ	xyz(21.3087, 23.9993, 54.5378)
Luminance	0.2400 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F8DC2 #C2743F

analogous

#3FC2B6 #3F8DC2 #3F4BC2

triadic

#3F8DC2 #C23F8D #8DC23F

tetradic

#3F8DC2 #B63FC2 #C2743F #4BC23F

square

#3F8DC2 #B63FC2 #C2743F #4BC23F

split-complementary

#3F8DC2 #C23F4B #C2B63F

monochromatic

#204A66 #2F6C95 #3F8DC2 #6DA9D1 #9CC4E0

Accessibility & contrast

On white

3.62

#3F8DC2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.80

#3F8DC2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F8DC2

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F8DC2	#FFFFFF	#000000	##000000
##3F8DC2	1.00	3.62	5.80	5.80
#FFFFFF	3.62	1.00	21.00	21.00
#000000	5.80	21.00	1.00	1.00
##000000	5.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#758EC4

Deuteranopia (green-blind)

#6381C1

Tritanopia (blue-blind)

#009A9F

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #3f8dc2;
/* rgb */ color: rgb(63, 141, 194);
/* oklch */ color: oklch(61.8% 0.111 241.5);

Tailwind

colors: {
  custom: {
    50: '#82aed4',
    500: '#3f8dc2',
    950: '#000000',
  },
}

SCSS

$custom: #3f8dc2;
$custom-light: #82aed4;
$custom-dark: #000000;

JSON

{
  "hex": "#3f8dc2",
  "rgb": {
    "r": 63,
    "g": 141,
    "b": 194
  },
  "hsl": {
    "h": 204.275,
    "s": 51.779,
    "l": 50.392
  },
  "oklch": {
    "l": 0.61797,
    "c": 0.11081,
    "h": 241.5
  },
  "luminance": 0.24002
}

Semantic roles & 50–950 ramp

primary

#3F8DC2

secondary

#CCA991

accent

#864DDB

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C1014

muted

#7D7F83

Preview Lab

Preview with #3F8DC2

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

Preview Lab → · Contrast checker → · Palette generator →