#3C75B7#3C75B7

#3C75B7 is a mid, moderate cyan. Relative luminance 0.171; OKLCH L 55.5% C 0.119 H 253.6°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#3C75B7
RGB	rgb(60, 117, 183)
HSL	hsl(212, 51%, 48%)
HSV	hsv(212, 67%, 72%)
CMYK	cmyk(67.2%, 36.1%, 0%, 28.2%)
CIE-LAB	lab(48.39, 2.90, -40.36)
CIE-LCH	lch(48.39, 40.47, 274.11°)
OKLab	oklab(55.53% -0.0337 -0.1146)
OKLCH	oklch(55.53% 0.119 253.6)
XYZ	xyz(16.7689, 17.1004, 47.2075)
Luminance	0.1710 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C75B7 #B77E3C

analogous

#3CB2B7 #3C75B7 #403CB7

triadic

#3C75B7 #B73C75 #75B73C

tetradic

#3C75B7 #B73CB2 #B77E3C #3CB740

square

#3C75B7 #B73CB2 #B77E3C #3CB740

split-complementary

#3C75B7 #B7403C #B2B73C

monochromatic

#1E3A5B #2D5889 #3C75B7 #6494CC #92B4DB

Accessibility & contrast

On white

4.75

#3C75B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#3C75B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C75B7

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C75B7	#FFFFFF	#000000	##FFFFFF
##3C75B7	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5879BA

Deuteranopia (green-blind)

#466EB6

Tritanopia (blue-blind)

#00848D

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3c75b7;
/* rgb */ color: rgb(60, 117, 183);
/* oklch */ color: oklch(55.5% 0.119 253.6);

Tailwind

colors: {
  custom: {
    50: '#7f9ccd',
    500: '#3c75b7',
    950: '#000000',
  },
}

SCSS

$custom: #3c75b7;
$custom-light: #7f9ccd;
$custom-dark: #000000;

JSON

{
  "hex": "#3c75b7",
  "rgb": {
    "r": 60,
    "g": 117,
    "b": 183
  },
  "hsl": {
    "h": 212.195,
    "s": 50.617,
    "l": 47.647
  },
  "oklch": {
    "l": 0.55533,
    "c": 0.11944,
    "h": 253.6
  },
  "luminance": 0.17102
}

Semantic roles & 50–950 ramp

primary

#3C75B7

secondary

#C6AA88

accent

#994EDA

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3C75B7

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

Preview Lab → · Contrast checker → · Palette generator →