#3A42BE#3A42BE

#3A42BE is a mid, vivid blue. Relative luminance 0.085; OKLCH L 45.5% C 0.191 H 273.2°. Best body text is #FFFFFF at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#3A42BE
RGB	rgb(58, 66, 190)
HSL	hsl(236, 53%, 49%)
HSV	hsv(236, 69%, 75%)
CMYK	cmyk(69.5%, 65.3%, 0%, 25.5%)
CIE-LAB	lab(35.03, 37.56, -65.97)
CIE-LCH	lch(35.03, 75.92, 299.66°)
OKLab	oklab(45.52% 0.0105 -0.1905)
OKLCH	oklch(45.52% 0.191 273.2)
XYZ	xyz(12.9843, 8.5124, 49.6640)
Luminance	0.0851 (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

#3A42BE #BEB63A

analogous

#3A84BE #3A42BE #743ABE

triadic

#3A42BE #BE3A42 #42BE3A

tetradic

#3A42BE #BE3A84 #BEB63A #3ABE74

square

#3A42BE #BE3A84 #BEB63A #3ABE74

split-complementary

#3A42BE #BE743A #84BE3A

monochromatic

#1D2160 #2C328F #3A42BE #656CD0 #9499DE

Accessibility & contrast

On white

7.77

#3A42BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#3A42BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A42BE

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A42BE	#FFFFFF	#000000	##FFFFFF
##3A42BE	1.00	7.77	2.70	7.77
#FFFFFF	7.77	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C2

Deuteranopia (green-blind)

#004CBC

Tritanopia (blue-blind)

#00627A

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3a42be;
/* rgb */ color: rgb(58, 66, 190);
/* oklch */ color: oklch(45.5% 0.191 273.2);

Tailwind

colors: {
  custom: {
    50: '#8276d3',
    500: '#3a42be',
    950: '#000000',
  },
}

SCSS

$custom: #3a42be;
$custom-light: #8276d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3a42be",
  "rgb": {
    "r": 58,
    "g": 66,
    "b": 190
  },
  "hsl": {
    "h": 236.364,
    "s": 53.226,
    "l": 48.627
  },
  "oklch": {
    "l": 0.45518,
    "c": 0.19083,
    "h": 273.2
  },
  "luminance": 0.08514
}

Semantic roles & 50–950 ramp

primary

#3A42BE

secondary

#CAC68A

accent

#D44BDD

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #3A42BE

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

Preview Lab → · Contrast checker → · Palette generator →