#3C5CCB#3C5CCB

#3C5CCB is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.5% C 0.176 H 267.6°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#3C5CCB
RGB	rgb(60, 92, 203)
HSL	hsl(227, 58%, 52%)
HSV	hsv(227, 70%, 80%)
CMYK	cmyk(70.4%, 54.7%, 0%, 20.4%)
CIE-LAB	lab(42.65, 25.93, -61.11)
CIE-LCH	lch(42.65, 66.39, 292.99°)
OKLab	oklab(51.52% -0.0073 -0.1759)
OKLCH	oklch(51.52% 0.176 267.6)
XYZ	xyz(16.4664, 12.9251, 58.1153)
Luminance	0.1293 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C5CCB #CBAB3C

analogous

#3CA4CB #3C5CCB #643CCB

triadic

#3C5CCB #CB3C5C #5CCB3C

tetradic

#3C5CCB #CB3CA4 #CBAB3C #3CCB64

square

#3C5CCB #CB3CA4 #CBAB3C #3CCB64

split-complementary

#3C5CCB #CB643C #A4CB3C

monochromatic

#1E306F #2A459F #3C5CCB #6C84D8 #9DADE5

Accessibility & contrast

On white

5.86

#3C5CCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#3C5CCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C5CCB

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C5CCB	#FFFFFF	#000000	##FFFFFF
##3C5CCB	1.00	5.86	3.59	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CCF

Deuteranopia (green-blind)

#005EC9

Tritanopia (blue-blind)

#00778A

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3c5ccb;
/* rgb */ color: rgb(60, 92, 203);
/* oklch */ color: oklch(51.5% 0.176 267.6);

Tailwind

colors: {
  custom: {
    50: '#8389dc',
    500: '#3c5ccb',
    950: '#000000',
  },
}

SCSS

$custom: #3c5ccb;
$custom-light: #8389dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3c5ccb",
  "rgb": {
    "r": 60,
    "g": 92,
    "b": 203
  },
  "hsl": {
    "h": 226.573,
    "s": 57.895,
    "l": 51.569
  },
  "oklch": {
    "l": 0.51524,
    "c": 0.17609,
    "h": 267.6
  },
  "luminance": 0.12927
}

Semantic roles & 50–950 ramp

primary

#3C5CCB

secondary

#D1C392

accent

#BF47E1

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3C5CCB

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

Preview Lab → · Contrast checker → · Palette generator →