#3D53BF#3D53BF

#3D53BF is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.9% C 0.171 H 270.2°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#3D53BF
RGB	rgb(61, 83, 191)
HSL	hsl(230, 52%, 49%)
HSV	hsv(230, 68%, 75%)
CMYK	cmyk(68.1%, 56.5%, 0%, 25.1%)
CIE-LAB	lab(39.48, 27.54, -59.30)
CIE-LCH	lch(39.48, 65.38, 294.91°)
OKLab	oklab(48.88% 0.0005 -0.1707)
OKLCH	oklch(48.88% 0.171 270.2)
XYZ	xyz(14.4185, 10.9388, 50.6317)
Luminance	0.1094 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D53BF #BFA93D

analogous

#3D94BF #3D53BF #683DBF

triadic

#3D53BF #BF3D53 #53BF3D

tetradic

#3D53BF #BF3D94 #BFA93D #3DBF68

square

#3D53BF #BF3D94 #BFA93D #3DBF68

split-complementary

#3D53BF #BF683D #94BF3D

monochromatic

#1F2B62 #2E3F91 #3D53BF #6A7BCF #98A4DE

Accessibility & contrast

On white

6.59

#3D53BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#3D53BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D53BF

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D53BF	#FFFFFF	#000000	##FFFFFF
##3D53BF	1.00	6.59	3.19	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C3

Deuteranopia (green-blind)

#0057BD

Tritanopia (blue-blind)

#006D81

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3d53bf;
/* rgb */ color: rgb(61, 83, 191);
/* oklch */ color: oklch(48.9% 0.171 270.2);

Tailwind

colors: {
  custom: {
    50: '#8283d3',
    500: '#3d53bf',
    950: '#000000',
  },
}

SCSS

$custom: #3d53bf;
$custom-light: #8283d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3d53bf",
  "rgb": {
    "r": 61,
    "g": 83,
    "b": 191
  },
  "hsl": {
    "h": 229.846,
    "s": 51.587,
    "l": 49.412
  },
  "oklch": {
    "l": 0.48878,
    "c": 0.17071,
    "h": 270.2
  },
  "luminance": 0.1094
}

Semantic roles & 50–950 ramp

primary

#3D53BF

secondary

#CAC08E

accent

#C34DDB

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3D53BF

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

Preview Lab → · Contrast checker → · Palette generator →