#3B4FAC#3B4FAC

#3B4FAC is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.5% C 0.150 H 270.4°. Best body text is #FFFFFF at 7.24:1 contrast (WCAG AA passes).

Color values

HEX	#3B4FAC
RGB	rgb(59, 79, 172)
HSL	hsl(229, 49%, 45%)
HSV	hsv(229, 66%, 67%)
CMYK	cmyk(65.7%, 54.1%, 0%, 32.5%)
CIE-LAB	lab(36.93, 23.00, -52.25)
CIE-LCH	lch(36.93, 57.08, 293.76°)
OKLab	oklab(46.5% 0.0011 -0.1501)
OKLCH	oklch(46.5% 0.15 270.4)
XYZ	xyz(12.0435, 9.4992, 40.2206)
Luminance	0.0950 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B4FAC #AC983B

analogous

#3B87AC #3B4FAC #603BAC

triadic

#3B4FAC #AC3B4F #4FAC3B

tetradic

#3B4FAC #AC3B87 #AC983B #3BAC60

square

#3B4FAC #AC3B87 #AC983B #3BAC60

split-complementary

#3B4FAC #AC603B #87AC3B

monochromatic

#1C2551 #2B3A7E #3B4FAC #5D70C7 #8A98D7

Accessibility & contrast

On white

7.24

#3B4FAC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#3B4FAC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B4FAC

7.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4FAC	#FFFFFF	#000000	##FFFFFF
##3B4FAC	1.00	7.24	2.90	7.24
#FFFFFF	7.24	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E5CAF

Deuteranopia (green-blind)

#0052AA

Tritanopia (blue-blind)

#006576

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #3b4fac;
/* rgb */ color: rgb(59, 79, 172);
/* oklch */ color: oklch(46.5% 0.150 270.4);

Tailwind

colors: {
  custom: {
    50: '#7d80c5',
    500: '#3b4fac',
    950: '#000000',
  },
}

SCSS

$custom: #3b4fac;
$custom-light: #7d80c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4fac",
  "rgb": {
    "r": 59,
    "g": 79,
    "b": 172
  },
  "hsl": {
    "h": 229.381,
    "s": 48.918,
    "l": 45.294
  },
  "oklch": {
    "l": 0.46497,
    "c": 0.15007,
    "h": 270.4
  },
  "luminance": 0.095
}

Semantic roles & 50–950 ramp

primary

#3B4FAC

secondary

#C1B681

accent

#C04FD8

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3B4FAC

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

Preview Lab → · Contrast checker → · Palette generator →