#3D63BE#3D63BE

#3D63BE is a mid, vivid blue. Relative luminance 0.136; OKLCH L 52.1% C 0.149 H 264.7°. Best body text is #FFFFFF at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#3D63BE
RGB	rgb(61, 99, 190)
HSL	hsl(222, 51%, 49%)
HSV	hsv(222, 68%, 75%)
CMYK	cmyk(67.9%, 47.9%, 0%, 25.5%)
CIE-LAB	lab(43.70, 16.88, -51.89)
CIE-LCH	lch(43.70, 54.57, 288.02°)
OKLab	oklab(52.05% -0.0138 -0.1487)
OKLCH	oklch(52.05% 0.149 264.7)
XYZ	xyz(15.6773, 13.6319, 50.5102)
Luminance	0.1363 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D63BE #BE983D

analogous

#3DA3BE #3D63BE #583DBE

triadic

#3D63BE #BE3D63 #63BE3D

tetradic

#3D63BE #BE3DA3 #BE983D #3DBE58

square

#3D63BE #BE3DA3 #BE983D #3DBE58

split-complementary

#3D63BE #BE583D #A3BE3D

monochromatic

#1F3361 #2E4B90 #3D63BE #6987CF #98ACDE

Accessibility & contrast

On white

5.64

#3D63BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#3D63BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D63BE

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D63BE	#FFFFFF	#000000	##FFFFFF
##3D63BE	1.00	5.64	3.73	5.64
#FFFFFF	5.64	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#336EC1

Deuteranopia (green-blind)

#1462BC

Tritanopia (blue-blind)

#007887

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3d63be;
/* rgb */ color: rgb(61, 99, 190);
/* oklch */ color: oklch(52.1% 0.149 264.7);

Tailwind

colors: {
  custom: {
    50: '#818ed2',
    500: '#3d63be',
    950: '#000000',
  },
}

SCSS

$custom: #3d63be;
$custom-light: #818ed2;
$custom-dark: #000000;

JSON

{
  "hex": "#3d63be",
  "rgb": {
    "r": 61,
    "g": 99,
    "b": 190
  },
  "hsl": {
    "h": 222.326,
    "s": 51.394,
    "l": 49.216
  },
  "oklch": {
    "l": 0.52052,
    "c": 0.14932,
    "h": 264.7
  },
  "luminance": 0.13633
}

Semantic roles & 50–950 ramp

primary

#3D63BE

secondary

#C9B88D

accent

#B14DDB

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #3D63BE

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

Preview Lab → · Contrast checker → · Palette generator →