#3B4EA4#3B4EA4

#3B4EA4 is a mid, vivid blue. Relative luminance 0.091; OKLCH L 45.7% C 0.140 H 270.6°. Best body text is #FFFFFF at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#3B4EA4
RGB	rgb(59, 78, 164)
HSL	hsl(229, 47%, 44%)
HSV	hsv(229, 64%, 64%)
CMYK	cmyk(64%, 52.4%, 0%, 35.7%)
CIE-LAB	lab(36.10, 20.77, -48.82)
CIE-LCH	lch(36.10, 53.06, 293.05°)
OKLab	oklab(45.69% 0.0014 -0.14)
OKLCH	oklch(45.69% 0.14 270.6)
XYZ	xyz(11.2266, 9.0579, 36.2715)
Luminance	0.0906 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B4EA4 #A4913B

analogous

#3B82A4 #3B4EA4 #5C3BA4

triadic

#3B4EA4 #A43B4E #4EA43B

tetradic

#3B4EA4 #A43B82 #A4913B #3BA45C

square

#3B4EA4 #A43B82 #A4913B #3BA45C

split-complementary

#3B4EA4 #A45C3B #82A43B

monochromatic

#1B234A #2B3977 #3B4EA4 #596CC3 #8694D3

Accessibility & contrast

On white

7.47

#3B4EA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#3B4EA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B4EA4

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4EA4	#FFFFFF	#000000	##FFFFFF
##3B4EA4	1.00	7.47	2.81	7.47
#FFFFFF	7.47	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B5AA7

Deuteranopia (green-blind)

#0050A2

Tritanopia (blue-blind)

#006271

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3b4ea4;
/* rgb */ color: rgb(59, 78, 164);
/* oklch */ color: oklch(45.7% 0.140 270.6);

Tailwind

colors: {
  custom: {
    50: '#7c7fc0',
    500: '#3b4ea4',
    950: '#000000',
  },
}

SCSS

$custom: #3b4ea4;
$custom-light: #7c7fc0;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4ea4",
  "rgb": {
    "r": 59,
    "g": 78,
    "b": 164
  },
  "hsl": {
    "h": 229.143,
    "s": 47.085,
    "l": 43.725
  },
  "oklch": {
    "l": 0.4569,
    "c": 0.14001,
    "h": 270.6
  },
  "luminance": 0.09059
}

Semantic roles & 50–950 ramp

primary

#3B4EA4

secondary

#BEB27D

accent

#BF51D7

background

#F8F7FB

surface

#EFEEF7

border

#CAC9D0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #3B4EA4

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

Preview Lab → · Contrast checker → · Palette generator →