#3C75BC#3C75BC

#3C75BC is a mid, vivid cyan. Relative luminance 0.173; OKLCH L 55.8% C 0.126 H 255.1°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#3C75BC
RGB	rgb(60, 117, 188)
HSL	hsl(213, 52%, 49%)
HSV	hsv(213, 68%, 74%)
CMYK	cmyk(68.1%, 37.8%, 0%, 26.3%)
CIE-LAB	lab(48.65, 4.68, -42.83)
CIE-LCH	lch(48.65, 43.09, 276.24°)
OKLab	oklab(55.83% -0.0324 -0.1218)
OKLCH	oklch(55.83% 0.126 255.1)
XYZ	xyz(17.2986, 17.3123, 49.9972)
Luminance	0.1731 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C75BC #BC833C

analogous

#3CB5BC #3C75BC #433CBC

triadic

#3C75BC #BC3C75 #75BC3C

tetradic

#3C75BC #BC3CB5 #BC833C #3CBC43

square

#3C75BC #BC3CB5 #BC833C #3CBC43

split-complementary

#3C75BC #BC433C #B5BC3C

monochromatic

#1E3B5F #2D588E #3C75BC #6795CE #95B5DD

Accessibility & contrast

On white

4.71

#3C75BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#3C75BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C75BC

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C75BC	#FFFFFF	#000000	##FFFFFF
##3C75BC	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#557ABF

Deuteranopia (green-blind)

#426EBB

Tritanopia (blue-blind)

#00858F

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3c75bc;
/* rgb */ color: rgb(60, 117, 188);
/* oklch */ color: oklch(55.8% 0.126 255.1);

Tailwind

colors: {
  custom: {
    50: '#809cd0',
    500: '#3c75bc',
    950: '#000000',
  },
}

SCSS

$custom: #3c75bc;
$custom-light: #809cd0;
$custom-dark: #000000;

JSON

{
  "hex": "#3c75bc",
  "rgb": {
    "r": 60,
    "g": 117,
    "b": 188
  },
  "hsl": {
    "h": 213.281,
    "s": 51.613,
    "l": 48.627
  },
  "oklch": {
    "l": 0.55827,
    "c": 0.12606,
    "h": 255.1
  },
  "luminance": 0.17314
}

Semantic roles & 50–950 ramp

primary

#3C75BC

secondary

#C9AD8B

accent

#9C4DDB

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3C75BC

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

Preview Lab → · Contrast checker → · Palette generator →