#3D53B7#3D53B7

#3D53B7 is a mid, vivid blue. Relative luminance 0.106; OKLCH L 48.3% C 0.160 H 270.0°. Best body text is #FFFFFF at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#3D53B7
RGB	rgb(61, 83, 183)
HSL	hsl(229, 50%, 48%)
HSV	hsv(229, 67%, 72%)
CMYK	cmyk(66.7%, 54.6%, 0%, 28.2%)
CIE-LAB	lab(38.89, 24.67, -55.56)
CIE-LCH	lch(38.89, 60.79, 293.94°)
OKLab	oklab(48.25% 0.0001 -0.1597)
OKLCH	oklch(48.25% 0.16 270)
XYZ	xyz(13.5621, 10.5963, 46.1211)
Luminance	0.1060 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D53B7 #B7A13D

analogous

#3D90B7 #3D53B7 #643DB7

triadic

#3D53B7 #B73D53 #53B73D

tetradic

#3D53B7 #B73D90 #B7A13D #3DB764

square

#3D53B7 #B73D90 #B7A13D #3DB764

split-complementary

#3D53B7 #B7643D #90B73D

monochromatic

#1E295B #2E3E89 #3D53B7 #6578CC #93A0DB

Accessibility & contrast

On white

6.73

#3D53B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#3D53B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D53B7

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D53B7	#FFFFFF	#000000	##FFFFFF
##3D53B7	1.00	6.73	3.12	6.73
#FFFFFF	6.73	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0461BA

Deuteranopia (green-blind)

#0056B5

Tritanopia (blue-blind)

#006B7D

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3d53b7;
/* rgb */ color: rgb(61, 83, 183);
/* oklch */ color: oklch(48.3% 0.160 270.0);

Tailwind

colors: {
  custom: {
    50: '#8083cd',
    500: '#3d53b7',
    950: '#000000',
  },
}

SCSS

$custom: #3d53b7;
$custom-light: #8083cd;
$custom-dark: #000000;

JSON

{
  "hex": "#3d53b7",
  "rgb": {
    "r": 61,
    "g": 83,
    "b": 183
  },
  "hsl": {
    "h": 229.18,
    "s": 50,
    "l": 47.843
  },
  "oklch": {
    "l": 0.48254,
    "c": 0.15972,
    "h": 270
  },
  "luminance": 0.10598
}

Semantic roles & 50–950 ramp

primary

#3D53B7

secondary

#C6BB89

accent

#C04EDA

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #3D53B7

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

Preview Lab → · Contrast checker → · Palette generator →