#3D53B4#3D53B4

#3D53B4 is a mid, vivid blue. Relative luminance 0.105; OKLCH L 48.0% C 0.156 H 270.0°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#3D53B4
RGB	rgb(61, 83, 180)
HSL	hsl(229, 49%, 47%)
HSV	hsv(229, 66%, 71%)
CMYK	cmyk(66.1%, 53.9%, 0%, 29.4%)
CIE-LAB	lab(38.68, 23.60, -54.14)
CIE-LCH	lch(38.68, 59.06, 293.55°)
OKLab	oklab(48.03% -0.0001 -0.1555)
OKLCH	oklch(48.03% 0.156 270)
XYZ	xyz(13.2531, 10.4727, 44.4942)
Luminance	0.1047 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D53B4 #B49E3D

analogous

#3D8EB4 #3D53B4 #633DB4

triadic

#3D53B4 #B43D53 #53B43D

tetradic

#3D53B4 #B43D8E #B49E3D #3DB463

square

#3D53B4 #B43D8E #B49E3D #3DB463

split-complementary

#3D53B4 #B4633D #8EB43D

monochromatic

#1E2959 #2E3E86 #3D53B4 #6477CA #929FDA

Accessibility & contrast

On white

6.79

#3D53B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#3D53B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D53B4

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D53B4	#FFFFFF	#000000	##FFFFFF
##3D53B4	1.00	6.79	3.09	6.79
#FFFFFF	6.79	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F61B7

Deuteranopia (green-blind)

#0056B2

Tritanopia (blue-blind)

#006A7B

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3d53b4;
/* rgb */ color: rgb(61, 83, 180);
/* oklch */ color: oklch(48.0% 0.156 270.0);

Tailwind

colors: {
  custom: {
    50: '#8083cb',
    500: '#3d53b4',
    950: '#000000',
  },
}

SCSS

$custom: #3d53b4;
$custom-light: #8083cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3d53b4",
  "rgb": {
    "r": 61,
    "g": 83,
    "b": 180
  },
  "hsl": {
    "h": 228.908,
    "s": 49.378,
    "l": 47.255
  },
  "oklch": {
    "l": 0.48025,
    "c": 0.15555,
    "h": 270
  },
  "luminance": 0.10474
}

Semantic roles & 50–950 ramp

primary

#3D53B4

secondary

#C5BA88

accent

#BF4FD9

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3D53B4

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

Preview Lab → · Contrast checker → · Palette generator →