#3F88C3#3F88C3

#3F88C3 is a mid, moderate cyan. Relative luminance 0.226; OKLCH L 60.7% C 0.116 H 245.8°. Best body text is #000000 at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#3F88C3
RGB	rgb(63, 136, 195)
HSL	hsl(207, 52%, 51%)
HSV	hsv(207, 68%, 76%)
CMYK	cmyk(67.7%, 30.3%, 0%, 23.5%)
CIE-LAB	lab(54.66, -3.75, -37.35)
CIE-LCH	lch(54.66, 37.53, 264.27°)
OKLab	oklab(60.69% -0.0475 -0.1055)
OKLCH	oklch(60.69% 0.116 245.8)
XYZ	xyz(20.7007, 22.6030, 54.8910)
Luminance	0.2261 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F88C3 #C37A3F

analogous

#3FC3BC #3F88C3 #3F46C3

triadic

#3F88C3 #C33F88 #88C33F

tetradic

#3F88C3 #BC3FC3 #C37A3F #46C33F

square

#3F88C3 #BC3FC3 #C37A3F #46C33F

split-complementary

#3F88C3 #C33F46 #C3BC3F

monochromatic

#204867 #2F6896 #3F88C3 #6EA5D2 #9CC2E0

Accessibility & contrast

On white

3.80

#3F88C3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.52

#3F88C3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F88C3

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F88C3	#FFFFFF	#000000	##000000
##3F88C3	1.00	3.80	5.52	5.52
#FFFFFF	3.80	1.00	21.00	21.00
#000000	5.52	21.00	1.00	1.00
##000000	5.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E8AC6

Deuteranopia (green-blind)

#5B7DC2

Tritanopia (blue-blind)

#00969D

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #3f88c3;
/* rgb */ color: rgb(63, 136, 195);
/* oklch */ color: oklch(60.7% 0.116 245.8);

Tailwind

colors: {
  custom: {
    50: '#82aad5',
    500: '#3f88c3',
    950: '#000000',
  },
}

SCSS

$custom: #3f88c3;
$custom-light: #82aad5;
$custom-dark: #000000;

JSON

{
  "hex": "#3f88c3",
  "rgb": {
    "r": 63,
    "g": 136,
    "b": 195
  },
  "hsl": {
    "h": 206.818,
    "s": 52.381,
    "l": 50.588
  },
  "oklch": {
    "l": 0.60686,
    "c": 0.11574,
    "h": 245.8
  },
  "luminance": 0.22605
}

Semantic roles & 50–950 ramp

primary

#3F88C3

secondary

#CCAC92

accent

#8C4CDC

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C1014

muted

#7D7F83

Preview Lab

Preview with #3F88C3

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

Preview Lab → · Contrast checker → · Palette generator →