#344CA1#344CA1

#344CA1 is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.6% C 0.140 H 268.3°. Best body text is #FFFFFF at 7.79:1 contrast (WCAG AA passes).

Color values

HEX	#344CA1
RGB	rgb(52, 76, 161)
HSL	hsl(227, 51%, 42%)
HSV	hsv(227, 68%, 63%)
CMYK	cmyk(67.7%, 52.8%, 0%, 36.9%)
CIE-LAB	lab(34.95, 19.80, -48.90)
CIE-LCH	lch(34.95, 52.76, 292.04°)
OKLab	oklab(44.65% -0.0041 -0.1404)
OKLCH	oklch(44.65% 0.14 268.3)
XYZ	xyz(10.4314, 8.4712, 34.7967)
Luminance	0.0847 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#344CA1 #A18934

analogous

#3483A1 #344CA1 #5334A1

triadic

#344CA1 #A1344C #4CA134

tetradic

#344CA1 #A13483 #A18934 #34A153

square

#344CA1 #A13483 #A18934 #34A153

split-complementary

#344CA1 #A15334 #83A134

monochromatic

#162044 #253673 #344CA1 #4D67C5 #7B8FD4

Accessibility & contrast

On white

7.79

#344CA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#344CA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #344CA1

7.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##344CA1	#FFFFFF	#000000	##FFFFFF
##344CA1	1.00	7.79	2.69	7.79
#FFFFFF	7.79	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1657A4

Deuteranopia (green-blind)

#004D9F

Tritanopia (blue-blind)

#00606F

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #344ca1;
/* rgb */ color: rgb(52, 76, 161);
/* oklch */ color: oklch(44.6% 0.140 268.3);

Tailwind

colors: {
  custom: {
    50: '#787dbd',
    500: '#344ca1',
    950: '#000000',
  },
}

SCSS

$custom: #344ca1;
$custom-light: #787dbd;
$custom-dark: #000000;

JSON

{
  "hex": "#344ca1",
  "rgb": {
    "r": 52,
    "g": 76,
    "b": 161
  },
  "hsl": {
    "h": 226.789,
    "s": 51.174,
    "l": 41.765
  },
  "oklch": {
    "l": 0.44649,
    "c": 0.14048,
    "h": 268.3
  },
  "luminance": 0.08472
}

Semantic roles & 50–950 ramp

primary

#344CA1

secondary

#BDAD74

accent

#BB4DDB

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #344CA1

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

Preview Lab → · Contrast checker → · Palette generator →