#3D43BA#3D43BA

#3D43BA is a mid, vivid blue. Relative luminance 0.086; OKLCH L 45.5% C 0.184 H 274.2°. Best body text is #FFFFFF at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#3D43BA
RGB	rgb(61, 67, 186)
HSL	hsl(237, 51%, 48%)
HSV	hsv(237, 67%, 73%)
CMYK	cmyk(67.2%, 64%, 0%, 27.1%)
CIE-LAB	lab(35.10, 35.96, -63.49)
CIE-LCH	lch(35.10, 72.96, 299.52°)
OKLab	oklab(45.52% 0.0135 -0.1832)
OKLCH	oklch(45.52% 0.184 274.2)
XYZ	xyz(12.7916, 8.5504, 47.4211)
Luminance	0.0855 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D43BA #BAB43D

analogous

#3D81BA #3D43BA #753DBA

triadic

#3D43BA #BA3D43 #43BA3D

tetradic

#3D43BA #BA3D81 #BAB43D #3DBA75

square

#3D43BA #BA3D81 #BAB43D #3DBA75

split-complementary

#3D43BA #BA753D #81BA3D

monochromatic

#1F225E #2E328C #3D43BA #676CCD #9599DC

Accessibility & contrast

On white

7.75

#3D43BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#3D43BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D43BA

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D43BA	#FFFFFF	#000000	##FFFFFF
##3D43BA	1.00	7.75	2.71	7.75
#FFFFFF	7.75	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058BE

Deuteranopia (green-blind)

#004DB8

Tritanopia (blue-blind)

#006278

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #3d43ba;
/* rgb */ color: rgb(61, 67, 186);
/* oklch */ color: oklch(45.5% 0.184 274.2);

Tailwind

colors: {
  custom: {
    50: '#8277d0',
    500: '#3d43ba',
    950: '#000000',
  },
}

SCSS

$custom: #3d43ba;
$custom-light: #8277d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3d43ba",
  "rgb": {
    "r": 61,
    "g": 67,
    "b": 186
  },
  "hsl": {
    "h": 237.12,
    "s": 50.607,
    "l": 48.431
  },
  "oklch": {
    "l": 0.45516,
    "c": 0.18367,
    "h": 274.2
  },
  "luminance": 0.08552
}

Semantic roles & 50–950 ramp

primary

#3D43BA

secondary

#C8C58B

accent

#D34EDA

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #3D43BA

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

Preview Lab → · Contrast checker → · Palette generator →