#334EA9#334EA9

#334EA9 is a mid, vivid blue. Relative luminance 0.090; OKLCH L 45.6% C 0.150 H 267.6°. Best body text is #FFFFFF at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#334EA9
RGB	rgb(51, 78, 169)
HSL	hsl(226, 54%, 43%)
HSV	hsv(226, 70%, 66%)
CMYK	cmyk(69.8%, 53.8%, 0%, 33.7%)
CIE-LAB	lab(36.02, 21.28, -51.96)
CIE-LCH	lch(36.02, 56.15, 292.27°)
OKLab	oklab(45.63% -0.0062 -0.1494)
OKLCH	oklch(45.63% 0.15 267.6)
XYZ	xyz(11.2486, 9.0160, 38.6759)
Luminance	0.0902 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334EA9 #A98E33

analogous

#3389A9 #334EA9 #5333A9

triadic

#334EA9 #A9334E #4EA933

tetradic

#334EA9 #A93389 #A98E33 #33A953

square

#334EA9 #A93389 #A98E33 #33A953

split-complementary

#334EA9 #A95333 #89A933

monochromatic

#17234B #25387A #334EA9 #4F6BCA #7E93D8

Accessibility & contrast

On white

7.49

#334EA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#334EA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334EA9

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334EA9	#FFFFFF	#000000	##FFFFFF
##334EA9	1.00	7.49	2.80	7.49
#FFFFFF	7.49	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D5AAC

Deuteranopia (green-blind)

#0050A7

Tritanopia (blue-blind)

#006474

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #334ea9;
/* rgb */ color: rgb(51, 78, 169);
/* oklch */ color: oklch(45.6% 0.150 267.6);

Tailwind

colors: {
  custom: {
    50: '#797fc3',
    500: '#334ea9',
    950: '#000000',
  },
}

SCSS

$custom: #334ea9;
$custom-light: #797fc3;
$custom-dark: #000000;

JSON

{
  "hex": "#334ea9",
  "rgb": {
    "r": 51,
    "g": 78,
    "b": 169
  },
  "hsl": {
    "h": 226.271,
    "s": 53.636,
    "l": 43.137
  },
  "oklch": {
    "l": 0.45625,
    "c": 0.14954,
    "h": 267.6
  },
  "luminance": 0.09017
}

Semantic roles & 50–950 ramp

primary

#334EA9

secondary

#C1B077

accent

#BC4BDD

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #334EA9

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

Preview Lab → · Contrast checker → · Palette generator →