#343D7E#343D7E

#343D7E is a dark, moderate blue. Relative luminance 0.056; OKLCH L 38.9% C 0.109 H 274.2°. Best body text is #FFFFFF at 9.93:1 contrast (WCAG AA passes).

Color values

HEX	#343D7E
RGB	rgb(52, 61, 126)
HSL	hsl(233, 42%, 35%)
HSV	hsv(233, 59%, 49%)
CMYK	cmyk(58.7%, 51.6%, 0%, 50.6%)
CIE-LAB	lab(28.31, 17.08, -38.14)
CIE-LCH	lch(28.31, 41.79, 294.13°)
OKLab	oklab(38.85% 0.0081 -0.1089)
OKLCH	oklch(38.85% 0.109 274.2)
XYZ	xyz(6.8496, 5.5734, 20.4495)
Luminance	0.0557 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#343D7E #7E7534

analogous

#34627E #343D7E #50347E

triadic

#343D7E #7E343D #3D7E34

tetradic

#343D7E #7E3462 #7E7534 #347E50

square

#343D7E #7E3462 #7E7534 #347E50

split-complementary

#343D7E #7E5034 #627E34

monochromatic

#101327 #222853 #343D7E #4652A9 #6B75C2

Accessibility & contrast

On white

9.93

#343D7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#343D7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #343D7E

9.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##343D7E	#FFFFFF	#000000	##FFFFFF
##343D7E	1.00	9.93	2.11	9.93
#FFFFFF	9.93	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C4680

Deuteranopia (green-blind)

#10407D

Tritanopia (blue-blind)

#074C57

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #343d7e;
/* rgb */ color: rgb(52, 61, 126);
/* oklch */ color: oklch(38.9% 0.109 274.2);

Tailwind

colors: {
  custom: {
    50: '#7272a4',
    500: '#343d7e',
    950: '#000000',
  },
}

SCSS

$custom: #343d7e;
$custom-light: #7272a4;
$custom-dark: #000000;

JSON

{
  "hex": "#343d7e",
  "rgb": {
    "r": 52,
    "g": 61,
    "b": 126
  },
  "hsl": {
    "h": 232.703,
    "s": 41.573,
    "l": 34.902
  },
  "oklch": {
    "l": 0.38851,
    "c": 0.10925,
    "h": 274.2
  },
  "luminance": 0.05574
}

Semantic roles & 50–950 ramp

primary

#343D7E

secondary

#AAA164

accent

#C256D1

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#08070F

muted

#7B7A7F

Preview Lab

Preview with #343D7E

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

Preview Lab → · Contrast checker → · Palette generator →