#3D63CF#3D63CF

#3D63CF is a mid, vivid blue. Relative luminance 0.144; OKLCH L 53.3% C 0.173 H 266.1°. Best body text is #FFFFFF at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#3D63CF
RGB	rgb(61, 99, 207)
HSL	hsl(224, 60%, 53%)
HSV	hsv(224, 71%, 81%)
CMYK	cmyk(70.5%, 52.2%, 0%, 18.8%)
CIE-LAB	lab(44.83, 23.04, -59.88)
CIE-LCH	lch(44.83, 64.16, 291.05°)
OKLab	oklab(53.27% -0.0118 -0.1722)
OKLCH	oklch(53.27% 0.173 266.1)
XYZ	xyz(17.6449, 14.4190, 60.8726)
Luminance	0.1442 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D63CF #CFA93D

analogous

#3DACCF #3D63CF #603DCF

triadic

#3D63CF #CF3D63 #63CF3D

tetradic

#3D63CF #CF3DAC #CFA93D #3DCF60

square

#3D63CF #CF3DAC #CFA93D #3DCF60

split-complementary

#3D63CF #CF603D #ACCF3D

monochromatic

#1D3475 #2949A6 #3D63CF #6E8ADB #9FB2E7

Accessibility & contrast

On white

5.41

#3D63CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#3D63CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D63CF

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D63CF	#FFFFFF	#000000	##FFFFFF
##3D63CF	1.00	5.41	3.88	5.41
#FFFFFF	5.41	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A71D3

Deuteranopia (green-blind)

#0064CD

Tritanopia (blue-blind)

#007D8F

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #3d63cf;
/* rgb */ color: rgb(61, 99, 207);
/* oklch */ color: oklch(53.3% 0.173 266.1);

Tailwind

colors: {
  custom: {
    50: '#848ede',
    500: '#3d63cf',
    950: '#000000',
  },
}

SCSS

$custom: #3d63cf;
$custom-light: #848ede;
$custom-dark: #000000;

JSON

{
  "hex": "#3d63cf",
  "rgb": {
    "r": 61,
    "g": 99,
    "b": 207
  },
  "hsl": {
    "h": 224.384,
    "s": 60.331,
    "l": 52.549
  },
  "oklch": {
    "l": 0.5327,
    "c": 0.17261,
    "h": 266.1
  },
  "luminance": 0.14421
}

Semantic roles & 50–950 ramp

primary

#3D63CF

secondary

#D4C394

accent

#BA44E3

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3D63CF

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

Preview Lab → · Contrast checker → · Palette generator →