#34388F#34388F

#34388F is a dark, vivid blue. Relative luminance 0.055; OKLCH L 39.2% C 0.141 H 275.7°. Best body text is #FFFFFF at 9.96:1 contrast (WCAG AA passes).

Color values

HEX	#34388F
RGB	rgb(52, 56, 143)
HSL	hsl(237, 47%, 38%)
HSV	hsv(237, 64%, 56%)
CMYK	cmyk(63.6%, 60.8%, 0%, 43.9%)
CIE-LAB	lab(28.22, 26.54, -48.84)
CIE-LCH	lch(28.22, 55.59, 298.52°)
OKLab	oklab(39.19% 0.0141 -0.1405)
OKLCH	oklch(39.19% 0.141 275.7)
XYZ	xyz(7.7867, 5.5410, 26.6404)
Luminance	0.0554 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#34388F #8F8B34

analogous

#34658F #34388F #5D348F

triadic

#34388F #8F3438 #388F34

tetradic

#34388F #8F3465 #8F8B34 #348F5D

square

#34388F #8F3465 #8F8B34 #348F5D

split-complementary

#34388F #8F5D34 #658F34

monochromatic

#131535 #242662 #34388F #454ABB #7276CC

Accessibility & contrast

On white

9.96

#34388F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#34388F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #34388F

9.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##34388F	#FFFFFF	#000000	##FFFFFF
##34388F	1.00	9.96	2.11	9.96
#FFFFFF	9.96	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004792

Deuteranopia (green-blind)

#003F8D

Tritanopia (blue-blind)

#004D5E

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #34388f;
/* rgb */ color: rgb(52, 56, 143);
/* oklch */ color: oklch(39.2% 0.141 275.7);

Tailwind

colors: {
  custom: {
    50: '#766eb0',
    500: '#34388f',
    950: '#000000',
  },
}

SCSS

$custom: #34388f;
$custom-light: #766eb0;
$custom-dark: #000000;

JSON

{
  "hex": "#34388f",
  "rgb": {
    "r": 52,
    "g": 56,
    "b": 143
  },
  "hsl": {
    "h": 237.363,
    "s": 46.667,
    "l": 38.235
  },
  "oklch": {
    "l": 0.39188,
    "c": 0.1412,
    "h": 275.7
  },
  "luminance": 0.05542
}

Semantic roles & 50–950 ramp

primary

#34388F

secondary

#B4B16B

accent

#D051D6

background

#F7F6FA

surface

#EEECF5

border

#C9C7CF

text

#090711

muted

#7B7A80

Preview Lab

Preview with #34388F

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

Preview Lab → · Contrast checker → · Palette generator →