#334FA9#334FA9

#334FA9 is a mid, vivid blue. Relative luminance 0.092; OKLCH L 45.8% C 0.148 H 267.3°. Best body text is #FFFFFF at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#334FA9
RGB	rgb(51, 79, 169)
HSL	hsl(226, 54%, 43%)
HSV	hsv(226, 70%, 66%)
CMYK	cmyk(69.8%, 53.3%, 0%, 33.7%)
CIE-LAB	lab(36.29, 20.62, -51.52)
CIE-LCH	lch(36.29, 55.49, 291.81°)
OKLab	oklab(45.83% -0.007 -0.1481)
OKLCH	oklch(45.83% 0.148 267.3)
XYZ	xyz(11.3202, 9.1592, 38.6997)
Luminance	0.0916 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334FA9 #A98D33

analogous

#338AA9 #334FA9 #5233A9

triadic

#334FA9 #A9334F #4FA933

tetradic

#334FA9 #A9338A #A98D33 #33A952

square

#334FA9 #A9338A #A98D33 #33A952

split-complementary

#334FA9 #A95233 #8AA933

monochromatic

#17234B #25397A #334FA9 #4F6CCA #7E94D8

Accessibility & contrast

On white

7.42

#334FA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#334FA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334FA9

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334FA9	#FFFFFF	#000000	##FFFFFF
##334FA9	1.00	7.42	2.83	7.42
#FFFFFF	7.42	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#125BAC

Deuteranopia (green-blind)

#0050A7

Tritanopia (blue-blind)

#006474

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #334fa9;
/* rgb */ color: rgb(51, 79, 169);
/* oklch */ color: oklch(45.8% 0.148 267.3);

Tailwind

colors: {
  custom: {
    50: '#797fc3',
    500: '#334fa9',
    950: '#000000',
  },
}

SCSS

$custom: #334fa9;
$custom-light: #797fc3;
$custom-dark: #000000;

JSON

{
  "hex": "#334fa9",
  "rgb": {
    "r": 51,
    "g": 79,
    "b": 169
  },
  "hsl": {
    "h": 225.763,
    "s": 53.636,
    "l": 43.137
  },
  "oklch": {
    "l": 0.45832,
    "c": 0.14826,
    "h": 267.3
  },
  "luminance": 0.0916
}

Semantic roles & 50–950 ramp

primary

#334FA9

secondary

#C1AF77

accent

#BA4BDD

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #334FA9

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

Preview Lab → · Contrast checker → · Palette generator →