#3D63CC#3D63CC

#3D63CC is a mid, vivid blue. Relative luminance 0.143; OKLCH L 53.0% C 0.169 H 265.9°. Best body text is #FFFFFF at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#3D63CC
RGB	rgb(61, 99, 204)
HSL	hsl(224, 58%, 52%)
HSV	hsv(224, 70%, 80%)
CMYK	cmyk(70.1%, 51.5%, 0%, 20%)
CIE-LAB	lab(44.62, 21.95, -58.49)
CIE-LCH	lch(44.62, 62.48, 290.57°)
OKLab	oklab(53.05% -0.0121 -0.1681)
OKLCH	oklch(53.05% 0.169 265.9)
XYZ	xyz(17.2816, 14.2736, 58.9594)
Luminance	0.1427 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D63CC #CCA63D

analogous

#3DABCC #3D63CC #5F3DCC

triadic

#3D63CC #CC3D63 #63CC3D

tetradic

#3D63CC #CC3DAB #CCA63D #3DCC5F

square

#3D63CC #CC3DAB #CCA63D #3DCC5F

split-complementary

#3D63CC #CC5F3D #ABCC3D

monochromatic

#1E3471 #2A4AA1 #3D63CC #6D8AD9 #9EB1E5

Accessibility & contrast

On white

5.45

#3D63CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#3D63CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D63CC

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D63CC	#FFFFFF	#000000	##FFFFFF
##3D63CC	1.00	5.45	3.85	5.45
#FFFFFF	5.45	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2070D0

Deuteranopia (green-blind)

#0063CA

Tritanopia (blue-blind)

#007C8E

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #3d63cc;
/* rgb */ color: rgb(61, 99, 204);
/* oklch */ color: oklch(53.0% 0.169 265.9);

Tailwind

colors: {
  custom: {
    50: '#848edc',
    500: '#3d63cc',
    950: '#000000',
  },
}

SCSS

$custom: #3d63cc;
$custom-light: #848edc;
$custom-dark: #000000;

JSON

{
  "hex": "#3d63cc",
  "rgb": {
    "r": 61,
    "g": 99,
    "b": 204
  },
  "hsl": {
    "h": 224.056,
    "s": 58.367,
    "l": 51.961
  },
  "oklch": {
    "l": 0.53049,
    "c": 0.16855,
    "h": 265.9
  },
  "luminance": 0.14275
}

Semantic roles & 50–950 ramp

primary

#3D63CC

secondary

#D2C193

accent

#B846E2

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3D63CC

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

Preview Lab → · Contrast checker → · Palette generator →