#334F9F#334F9F

#334F9F is a mid, vivid blue. Relative luminance 0.088; OKLCH L 45.1% C 0.134 H 266.5°. Best body text is #FFFFFF at 7.61:1 contrast (WCAG AA passes).

Color values

HEX	#334F9F
RGB	rgb(51, 79, 159)
HSL	hsl(224, 51%, 41%)
HSV	hsv(224, 68%, 62%)
CMYK	cmyk(67.9%, 50.3%, 0%, 37.6%)
CIE-LAB	lab(35.59, 16.90, -46.66)
CIE-LCH	lch(35.59, 49.62, 289.91°)
OKLab	oklab(45.08% -0.0081 -0.1338)
OKLCH	oklch(45.08% 0.134 266.5)
XYZ	xyz(10.4171, 8.7980, 33.9434)
Luminance	0.0880 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334F9F #9F8333

analogous

#33859F #334F9F #4D339F

triadic

#334F9F #9F334F #4F9F33

tetradic

#334F9F #9F3385 #9F8333 #339F4D

square

#334F9F #9F3385 #9F8333 #339F4D

split-complementary

#334F9F #9F4D33 #859F33

monochromatic

#152142 #243871 #334F9F #4A6AC5 #7990D4

Accessibility & contrast

On white

7.61

#334F9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#334F9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334F9F

7.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334F9F	#FFFFFF	#000000	##FFFFFF
##334F9F	1.00	7.61	2.76	7.61
#FFFFFF	7.61	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2259A2

Deuteranopia (green-blind)

#014F9D

Tritanopia (blue-blind)

#00626F

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #334f9f;
/* rgb */ color: rgb(51, 79, 159);
/* oklch */ color: oklch(45.1% 0.134 266.5);

Tailwind

colors: {
  custom: {
    50: '#777fbc',
    500: '#334f9f',
    950: '#000000',
  },
}

SCSS

$custom: #334f9f;
$custom-light: #777fbc;
$custom-dark: #000000;

JSON

{
  "hex": "#334f9f",
  "rgb": {
    "r": 51,
    "g": 79,
    "b": 159
  },
  "hsl": {
    "h": 224.444,
    "s": 51.429,
    "l": 41.176
  },
  "oklch": {
    "l": 0.45082,
    "c": 0.13404,
    "h": 266.5
  },
  "luminance": 0.08799
}

Semantic roles & 50–950 ramp

primary

#334F9F

secondary

#BCA971

accent

#B64DDB

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #334F9F

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

Preview Lab → · Contrast checker → · Palette generator →