#3438AA#3438AA

#3438AA is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.6% C 0.178 H 274.0°. Best body text is #FFFFFF at 9.16:1 contrast (WCAG AA passes).

Color values

HEX	#3438AA
RGB	rgb(52, 56, 170)
HSL	hsl(238, 53%, 44%)
HSV	hsv(238, 69%, 67%)
CMYK	cmyk(69.4%, 67.1%, 0%, 33.3%)
CIE-LAB	lab(30.54, 36.08, -61.47)
CIE-LCH	lch(30.54, 71.27, 300.41°)
OKLab	oklab(41.61% 0.0124 -0.1775)
OKLCH	oklch(41.61% 0.178 274)
XYZ	xyz(10.0836, 6.4597, 38.7379)
Luminance	0.0646 (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

#3438AA #AAA634

analogous

#3473AA #3438AA #6B34AA

triadic

#3438AA #AA3438 #38AA34

tetradic

#3438AA #AA3473 #AAA634 #34AA6B

square

#3438AA #AA3473 #AAA634 #34AA6B

split-complementary

#3438AA #AA6B34 #73AA34

monochromatic

#17194C #26297B #3438AA #5155CA #8083D8

Accessibility & contrast

On white

9.16

#3438AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#3438AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3438AA

9.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3438AA	#FFFFFF	#000000	##FFFFFF
##3438AA	1.00	9.16	2.29	9.16
#FFFFFF	9.16	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DAE

Deuteranopia (green-blind)

#0042A8

Tritanopia (blue-blind)

#00566C

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #3438aa;
/* rgb */ color: rgb(52, 56, 170);
/* oklch */ color: oklch(41.6% 0.178 274.0);

Tailwind

colors: {
  custom: {
    50: '#7c6fc4',
    500: '#3438aa',
    950: '#000000',
  },
}

SCSS

$custom: #3438aa;
$custom-light: #7c6fc4;
$custom-dark: #000000;

JSON

{
  "hex": "#3438aa",
  "rgb": {
    "r": 52,
    "g": 56,
    "b": 170
  },
  "hsl": {
    "h": 237.966,
    "s": 53.153,
    "l": 43.529
  },
  "oklch": {
    "l": 0.41608,
    "c": 0.17797,
    "h": 274
  },
  "luminance": 0.06461
}

Semantic roles & 50–950 ramp

primary

#3438AA

secondary

#C1BF78

accent

#D84BDD

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3438AA

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

Preview Lab → · Contrast checker → · Palette generator →