#3C75C8#3C75C8

#3C75C8 is a mid, vivid blue. Relative luminance 0.179; OKLCH L 56.6% C 0.142 H 257.9°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#3C75C8
RGB	rgb(60, 117, 200)
HSL	hsl(216, 56%, 51%)
HSV	hsv(216, 70%, 78%)
CMYK	cmyk(70%, 41.5%, 0%, 21.6%)
CIE-LAB	lab(49.32, 9.00, -48.67)
CIE-LCH	lch(49.32, 49.49, 280.47°)
OKLab	oklab(56.56% -0.0297 -0.1389)
OKLCH	oklch(56.56% 0.142 257.9)
XYZ	xyz(18.6463, 17.8514, 57.0954)
Luminance	0.1785 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C75C8 #C88F3C

analogous

#3CBBC8 #3C75C8 #493CC8

triadic

#3C75C8 #C83C75 #75C83C

tetradic

#3C75C8 #C83CBB #C88F3C #3CC849

square

#3C75C8 #C83CBB #C88F3C #3CC849

split-complementary

#3C75C8 #C8493C #BBC83C

monochromatic

#1E3E6B #2C599B #3C75C8 #6C97D5 #9BB9E3

Accessibility & contrast

On white

4.59

#3C75C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#3C75C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3C75C8

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C75C8	#FFFFFF	#000000	##FFFFFF
##3C75C8	1.00	4.59	4.57	4.59
#FFFFFF	4.59	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E7CCB

Deuteranopia (green-blind)

#376FC6

Tritanopia (blue-blind)

#008895

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #3c75c8;
/* rgb */ color: rgb(60, 117, 200);
/* oklch */ color: oklch(56.6% 0.142 257.9);

Tailwind

colors: {
  custom: {
    50: '#829cd9',
    500: '#3c75c8',
    950: '#000000',
  },
}

SCSS

$custom: #3c75c8;
$custom-light: #829cd9;
$custom-dark: #000000;

JSON

{
  "hex": "#3c75c8",
  "rgb": {
    "r": 60,
    "g": 117,
    "b": 200
  },
  "hsl": {
    "h": 215.571,
    "s": 56,
    "l": 50.98
  },
  "oklch": {
    "l": 0.56559,
    "c": 0.14206,
    "h": 257.9
  },
  "luminance": 0.17853
}

Semantic roles & 50–950 ramp

primary

#3C75C8

secondary

#CFB691

accent

#A249DF

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3C75C8

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

Preview Lab → · Contrast checker → · Palette generator →