#3438D1#3438D1

#3438D1 is a mid, highly saturated blue. Relative luminance 0.082; OKLCH L 45.5% C 0.227 H 271.8°. Best body text is #FFFFFF at 7.98:1 contrast (WCAG AA passes).

Color values

HEX	#3438D1
RGB	rgb(52, 56, 209)
HSL	hsl(238, 63%, 51%)
HSV	hsv(238, 75%, 82%)
CMYK	cmyk(75.1%, 73.2%, 0%, 18%)
CIE-LAB	lab(34.31, 49.28, -78.24)
CIE-LCH	lch(34.31, 92.47, 302.20°)
OKLab	oklab(45.46% 0.0071 -0.2265)
OKLCH	oklch(45.46% 0.227 271.8)
XYZ	xyz(14.3351, 8.1603, 61.1288)
Luminance	0.0816 (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

#3438D1 #D1CD34

analogous

#3486D1 #3438D1 #7E34D1

triadic

#3438D1 #D13438 #38D134

tetradic

#3438D1 #D13486 #D1CD34 #34D17E

square

#3438D1 #D13486 #D1CD34 #34D17E

split-complementary

#3438D1 #D17E34 #86D134

monochromatic

#1A1C71 #2528A3 #3438D1 #6669DC #989AE8

Accessibility & contrast

On white

7.98

#3438D1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#3438D1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3438D1

7.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3438D1	#FFFFFF	#000000	##FFFFFF
##3438D1	1.00	7.98	2.63	7.98
#FFFFFF	7.98	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	7.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058D5

Deuteranopia (green-blind)

#0049CE

Tritanopia (blue-blind)

#006481

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3438d1;
/* rgb */ color: rgb(52, 56, 209);
/* oklch */ color: oklch(45.5% 0.227 271.8);

Tailwind

colors: {
  custom: {
    50: '#8470e0',
    500: '#3438d1',
    950: '#000000',
  },
}

SCSS

$custom: #3438d1;
$custom-light: #8470e0;
$custom-dark: #000000;

JSON

{
  "hex": "#3438d1",
  "rgb": {
    "r": 52,
    "g": 56,
    "b": 209
  },
  "hsl": {
    "h": 238.471,
    "s": 63.052,
    "l": 51.176
  },
  "oklch": {
    "l": 0.45455,
    "c": 0.22659,
    "h": 271.8
  },
  "luminance": 0.08162
}

Semantic roles & 50–950 ramp

primary

#3438D1

secondary

#D3D18E

accent

#E242E6

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #3438D1

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

Preview Lab → · Contrast checker → · Palette generator →