#3C53CB#3C53CB

#3C53CB is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.8% C 0.187 H 269.9°. Best body text is #FFFFFF at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#3C53CB
RGB	rgb(60, 83, 203)
HSL	hsl(230, 58%, 52%)
HSV	hsv(230, 70%, 80%)
CMYK	cmyk(70.4%, 59.1%, 0%, 20.4%)
CIE-LAB	lab(40.34, 31.68, -64.87)
CIE-LCH	lch(40.34, 72.19, 296.03°)
OKLab	oklab(49.8% -0.0002 -0.1871)
OKLCH	oklch(49.8% 0.187 269.9)
XYZ	xyz(15.7325, 11.4574, 57.8707)
Luminance	0.1146 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C53CB #CBB43C

analogous

#3C9BCB #3C53CB #6D3CCB

triadic

#3C53CB #CB3C53 #53CB3C

tetradic

#3C53CB #CB3C9B #CBB43C #3CCB6D

square

#3C53CB #CB3C9B #CBB43C #3CCB6D

split-complementary

#3C53CB #CB6D3C #9BCB3C

monochromatic

#1E2B6F #2A3D9F #3C53CB #6C7ED8 #9DA8E5

Accessibility & contrast

On white

6.38

#3C53CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#3C53CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C53CB

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C53CB	#FFFFFF	#000000	##FFFFFF
##3C53CB	1.00	6.38	3.29	6.38
#FFFFFF	6.38	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066CF

Deuteranopia (green-blind)

#0059C9

Tritanopia (blue-blind)

#007187

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3c53cb;
/* rgb */ color: rgb(60, 83, 203);
/* oklch */ color: oklch(49.8% 0.187 269.9);

Tailwind

colors: {
  custom: {
    50: '#8483dc',
    500: '#3c53cb',
    950: '#000000',
  },
}

SCSS

$custom: #3c53cb;
$custom-light: #8483dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3c53cb",
  "rgb": {
    "r": 60,
    "g": 83,
    "b": 203
  },
  "hsl": {
    "h": 230.35,
    "s": 57.895,
    "l": 51.569
  },
  "oklch": {
    "l": 0.49795,
    "c": 0.1871,
    "h": 269.9
  },
  "luminance": 0.11459
}

Semantic roles & 50–950 ramp

primary

#3C53CB

secondary

#D1C792

accent

#C847E1

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3C53CB

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

Preview Lab → · Contrast checker → · Palette generator →