#3C75B3#3C75B3

#3C75B3 is a mid, moderate cyan. Relative luminance 0.169; OKLCH L 55.3% C 0.114 H 252.3°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#3C75B3
RGB	rgb(60, 117, 179)
HSL	hsl(211, 50%, 47%)
HSV	hsv(211, 66%, 70%)
CMYK	cmyk(66.5%, 34.6%, 0%, 29.8%)
CIE-LAB	lab(48.18, 1.49, -38.37)
CIE-LCH	lch(48.18, 38.40, 272.22°)
OKLab	oklab(55.3% -0.0347 -0.1088)
OKLCH	oklch(55.3% 0.114 252.3)
XYZ	xyz(16.3585, 16.9363, 45.0460)
Luminance	0.1694 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C75B3 #B37A3C

analogous

#3CB1B3 #3C75B3 #3F3CB3

triadic

#3C75B3 #B33C75 #75B33C

tetradic

#3C75B3 #B33CB1 #B37A3C #3CB33F

square

#3C75B3 #B33CB1 #B37A3C #3CB33F

split-complementary

#3C75B3 #B33F3C #B1B33C

monochromatic

#1D3957 #2D5785 #3C75B3 #6294CA #90B3DA

Accessibility & contrast

On white

4.79

#3C75B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#3C75B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C75B3

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C75B3	#FFFFFF	#000000	##FFFFFF
##3C75B3	1.00	4.79	4.39	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A79B6

Deuteranopia (green-blind)

#496DB2

Tritanopia (blue-blind)

#00838B

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3c75b3;
/* rgb */ color: rgb(60, 117, 179);
/* oklch */ color: oklch(55.3% 0.114 252.3);

Tailwind

colors: {
  custom: {
    50: '#7e9cca',
    500: '#3c75b3',
    950: '#000000',
  },
}

SCSS

$custom: #3c75b3;
$custom-light: #7e9cca;
$custom-dark: #000000;

JSON

{
  "hex": "#3c75b3",
  "rgb": {
    "r": 60,
    "g": 117,
    "b": 179
  },
  "hsl": {
    "h": 211.261,
    "s": 49.791,
    "l": 46.863
  },
  "oklch": {
    "l": 0.55304,
    "c": 0.11419,
    "h": 252.3
  },
  "luminance": 0.16938
}

Semantic roles & 50–950 ramp

primary

#3C75B3

secondary

#C5A786

accent

#974ED9

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3C75B3

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

Preview Lab → · Contrast checker → · Palette generator →