#3A4BAC#3A4BAC

#3A4BAC is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.6% C 0.156 H 271.4°. Best body text is #FFFFFF at 7.55:1 contrast (WCAG AA passes).

Color values

HEX	#3A4BAC
RGB	rgb(58, 75, 172)
HSL	hsl(231, 50%, 45%)
HSV	hsv(231, 66%, 67%)
CMYK	cmyk(66.3%, 56.4%, 0%, 32.5%)
CIE-LAB	lab(35.81, 25.45, -54.06)
CIE-LCH	lch(35.81, 59.75, 295.20°)
OKLab	oklab(45.64% 0.0037 -0.1555)
OKLCH	oklch(45.64% 0.156 271.4)
XYZ	xyz(11.7049, 8.9092, 40.1245)
Luminance	0.0891 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A4BAC #AC9B3A

analogous

#3A84AC #3A4BAC #623AAC

triadic

#3A4BAC #AC3A4B #4BAC3A

tetradic

#3A4BAC #AC3A84 #AC9B3A #3AAC62

square

#3A4BAC #AC3A84 #AC9B3A #3AAC62

split-complementary

#3A4BAC #AC623A #84AC3A

monochromatic

#1B2350 #2B377E #3A4BAC #5B6CC8 #8995D7

Accessibility & contrast

On white

7.55

#3A4BAC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#3A4BAC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A4BAC

7.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A4BAC	#FFFFFF	#000000	##FFFFFF
##3A4BAC	1.00	7.55	2.78	7.55
#FFFFFF	7.55	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AAF

Deuteranopia (green-blind)

#004FAA

Tritanopia (blue-blind)

#006274

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3a4bac;
/* rgb */ color: rgb(58, 75, 172);
/* oklch */ color: oklch(45.6% 0.156 271.4);

Tailwind

colors: {
  custom: {
    50: '#7d7dc5',
    500: '#3a4bac',
    950: '#000000',
  },
}

SCSS

$custom: #3a4bac;
$custom-light: #7d7dc5;
$custom-dark: #000000;

JSON

{
  "hex": "#3a4bac",
  "rgb": {
    "r": 58,
    "g": 75,
    "b": 172
  },
  "hsl": {
    "h": 231.053,
    "s": 49.565,
    "l": 45.098
  },
  "oklch": {
    "l": 0.45642,
    "c": 0.15552,
    "h": 271.4
  },
  "luminance": 0.0891
}

Semantic roles & 50–950 ramp

primary

#3A4BAC

secondary

#C2B880

accent

#C44FD9

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #3A4BAC

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

Preview Lab → · Contrast checker → · Palette generator →