#3C69CB#3C69CB

#3C69CB is a mid, vivid blue. Relative luminance 0.154; OKLCH L 54.2% C 0.160 H 263.5°. Best body text is #FFFFFF at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#3C69CB
RGB	rgb(60, 105, 203)
HSL	hsl(221, 58%, 52%)
HSV	hsv(221, 70%, 80%)
CMYK	cmyk(70.4%, 48.3%, 0%, 20.4%)
CIE-LAB	lab(46.14, 17.62, -55.47)
CIE-LCH	lch(46.14, 58.20, 287.63°)
OKLab	oklab(54.17% -0.0183 -0.1591)
OKLCH	oklch(54.17% 0.16 263.5)
XYZ	xyz(17.6907, 15.3738, 58.5234)
Luminance	0.1538 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C69CB #CB9E3C

analogous

#3CB1CB #3C69CB #573CCB

triadic

#3C69CB #CB3C69 #69CB3C

tetradic

#3C69CB #CB3CB1 #CB9E3C #3CCB57

square

#3C69CB #CB3CB1 #CB9E3C #3CCB57

split-complementary

#3C69CB #CB573C #B1CB3C

monochromatic

#1E376F #2A4F9F #3C69CB #6C8ED8 #9DB3E5

Accessibility & contrast

On white

5.15

#3C69CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#3C69CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C69CB

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C69CB	#FFFFFF	#000000	##FFFFFF
##3C69CB	1.00	5.15	4.08	5.15
#FFFFFF	5.15	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3374CF

Deuteranopia (green-blind)

#0767C9

Tritanopia (blue-blind)

#008090

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #3c69cb;
/* rgb */ color: rgb(60, 105, 203);
/* oklch */ color: oklch(54.2% 0.160 263.5);

Tailwind

colors: {
  custom: {
    50: '#8393db',
    500: '#3c69cb',
    950: '#000000',
  },
}

SCSS

$custom: #3c69cb;
$custom-light: #8393db;
$custom-dark: #000000;

JSON

{
  "hex": "#3c69cb",
  "rgb": {
    "r": 60,
    "g": 105,
    "b": 203
  },
  "hsl": {
    "h": 221.119,
    "s": 57.895,
    "l": 51.569
  },
  "oklch": {
    "l": 0.54174,
    "c": 0.16019,
    "h": 263.5
  },
  "luminance": 0.15376
}

Semantic roles & 50–950 ramp

primary

#3C69CB

secondary

#D1BD92

accent

#B147E1

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3C69CB

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

Preview Lab → · Contrast checker → · Palette generator →