#3D4FA1#3D4FA1

#3D4FA1 is a mid, vivid blue. Relative luminance 0.092; OKLCH L 45.8% C 0.134 H 270.9°. Best body text is #FFFFFF at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#3D4FA1
RGB	rgb(61, 79, 161)
HSL	hsl(229, 45%, 44%)
HSV	hsv(229, 62%, 63%)
CMYK	cmyk(62.1%, 50.9%, 0%, 36.9%)
CIE-LAB	lab(36.28, 19.41, -46.72)
CIE-LCH	lch(36.28, 50.59, 292.57°)
OKLab	oklab(45.8% 0.0022 -0.1337)
OKLCH	oklch(45.8% 0.134 270.9)
XYZ	xyz(11.1513, 9.1563, 34.8910)
Luminance	0.0916 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D4FA1 #A18F3D

analogous

#3D81A1 #3D4FA1 #5D3DA1

triadic

#3D4FA1 #A13D4F #4FA13D

tetradic

#3D4FA1 #A13D81 #A18F3D #3DA15D

square

#3D4FA1 #A13D81 #A18F3D #3DA15D

split-complementary

#3D4FA1 #A15D3D #81A13D

monochromatic

#1B2348 #2C3975 #3D4FA1 #5B6DC1 #8794D1

Accessibility & contrast

On white

7.42

#3D4FA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#3D4FA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D4FA1

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D4FA1	#FFFFFF	#000000	##FFFFFF
##3D4FA1	1.00	7.42	2.83	7.42
#FFFFFF	7.42	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#225AA4

Deuteranopia (green-blind)

#0A519F

Tritanopia (blue-blind)

#006270

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3d4fa1;
/* rgb */ color: rgb(61, 79, 161);
/* oklch */ color: oklch(45.8% 0.134 270.9);

Tailwind

colors: {
  custom: {
    50: '#7c80bd',
    500: '#3d4fa1',
    950: '#000000',
  },
}

SCSS

$custom: #3d4fa1;
$custom-light: #7c80bd;
$custom-dark: #000000;

JSON

{
  "hex": "#3d4fa1",
  "rgb": {
    "r": 61,
    "g": 79,
    "b": 161
  },
  "hsl": {
    "h": 229.2,
    "s": 45.045,
    "l": 43.529
  },
  "oklch": {
    "l": 0.45799,
    "c": 0.13377,
    "h": 270.9
  },
  "luminance": 0.09157
}

Semantic roles & 50–950 ramp

primary

#3D4FA1

secondary

#BCB17E

accent

#BD53D5

background

#F8F7FB

surface

#EFEEF7

border

#CAC9D0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #3D4FA1

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

Preview Lab → · Contrast checker → · Palette generator →