#3C75BB#3C75BB

#3C75BB is a mid, vivid cyan. Relative luminance 0.173; OKLCH L 55.8% C 0.125 H 254.8°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#3C75BB
RGB	rgb(60, 117, 187)
HSL	hsl(213, 51%, 48%)
HSV	hsv(213, 68%, 73%)
CMYK	cmyk(67.9%, 37.4%, 0%, 26.7%)
CIE-LAB	lab(48.60, 4.33, -42.34)
CIE-LCH	lch(48.60, 42.56, 275.84°)
OKLab	oklab(55.77% -0.0326 -0.1204)
OKLCH	oklch(55.77% 0.125 254.8)
XYZ	xyz(17.1911, 17.2693, 49.4314)
Luminance	0.1727 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C75BB #BB823C

analogous

#3CB4BB #3C75BB #423CBB

triadic

#3C75BB #BB3C75 #75BB3C

tetradic

#3C75BB #BB3CB4 #BB823C #3CBB42

square

#3C75BB #BB3CB4 #BB823C #3CBB42

split-complementary

#3C75BB #BB423C #B4BB3C

monochromatic

#1E3B5E #2D588D #3C75BB #6695CE #95B5DD

Accessibility & contrast

On white

4.71

#3C75BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#3C75BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C75BB

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C75BB	#FFFFFF	#000000	##FFFFFF
##3C75BB	1.00	4.71	4.45	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#567ABE

Deuteranopia (green-blind)

#436EBA

Tritanopia (blue-blind)

#00858F

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3c75bb;
/* rgb */ color: rgb(60, 117, 187);
/* oklch */ color: oklch(55.8% 0.125 254.8);

Tailwind

colors: {
  custom: {
    50: '#7f9cd0',
    500: '#3c75bb',
    950: '#000000',
  },
}

SCSS

$custom: #3c75bb;
$custom-light: #7f9cd0;
$custom-dark: #000000;

JSON

{
  "hex": "#3c75bb",
  "rgb": {
    "r": 60,
    "g": 117,
    "b": 187
  },
  "hsl": {
    "h": 213.071,
    "s": 51.417,
    "l": 48.431
  },
  "oklch": {
    "l": 0.55767,
    "c": 0.12473,
    "h": 254.8
  },
  "luminance": 0.17271
}

Semantic roles & 50–950 ramp

primary

#3C75BB

secondary

#C8AD8B

accent

#9B4DDB

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3C75BB

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

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