#3438AB#3438AB

#3438AB is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.7% C 0.179 H 273.9°. Best body text is #FFFFFF at 9.13:1 contrast (WCAG AA passes).

Color values

HEX	#3438AB
RGB	rgb(52, 56, 171)
HSL	hsl(238, 53%, 44%)
HSV	hsv(238, 70%, 67%)
CMYK	cmyk(69.6%, 67.3%, 0%, 32.9%)
CIE-LAB	lab(30.63, 36.43, -61.92)
CIE-LCH	lch(30.63, 71.84, 300.47°)
OKLab	oklab(41.7% 0.0123 -0.1789)
OKLCH	oklch(41.7% 0.179 273.9)
XYZ	xyz(10.1786, 6.4977, 39.2380)
Luminance	0.0650 (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

#3438AB #ABA734

analogous

#3473AB #3438AB #6B34AB

triadic

#3438AB #AB3438 #38AB34

tetradic

#3438AB #AB3473 #ABA734 #34AB6B

square

#3438AB #AB3473 #ABA734 #34AB6B

split-complementary

#3438AB #AB6B34 #73AB34

monochromatic

#17194D #26297C #3438AB #5256CA #8184D9

Accessibility & contrast

On white

9.13

#3438AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#3438AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3438AB

9.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3438AB	#FFFFFF	#000000	##FFFFFF
##3438AB	1.00	9.13	2.30	9.13
#FFFFFF	9.13	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EAF

Deuteranopia (green-blind)

#0043A9

Tritanopia (blue-blind)

#00576C

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #3438ab;
/* rgb */ color: rgb(52, 56, 171);
/* oklch */ color: oklch(41.7% 0.179 273.9);

Tailwind

colors: {
  custom: {
    50: '#7c6fc5',
    500: '#3438ab',
    950: '#000000',
  },
}

SCSS

$custom: #3438ab;
$custom-light: #7c6fc5;
$custom-dark: #000000;

JSON

{
  "hex": "#3438ab",
  "rgb": {
    "r": 52,
    "g": 56,
    "b": 171
  },
  "hsl": {
    "h": 237.983,
    "s": 53.363,
    "l": 43.725
  },
  "oklch": {
    "l": 0.41702,
    "c": 0.17928,
    "h": 273.9
  },
  "luminance": 0.06499
}

Semantic roles & 50–950 ramp

primary

#3438AB

secondary

#C2BF79

accent

#D84BDD

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3438AB

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

Preview Lab → · Contrast checker → · Palette generator →