#334E9C#334E9C

#334E9C is a dark, vivid blue. Relative luminance 0.086; OKLCH L 44.6% C 0.131 H 266.7°. Best body text is #FFFFFF at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#334E9C
RGB	rgb(51, 78, 156)
HSL	hsl(225, 51%, 41%)
HSV	hsv(225, 67%, 61%)
CMYK	cmyk(67.3%, 50%, 0%, 38.8%)
CIE-LAB	lab(35.11, 16.45, -45.63)
CIE-LCH	lch(35.11, 48.51, 289.82°)
OKLab	oklab(44.65% -0.0075 -0.1308)
OKLCH	oklch(44.65% 0.131 266.7)
XYZ	xyz(10.0883, 8.5519, 32.5651)
Luminance	0.0855 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334E9C #9C8133

analogous

#33839C #334E9C #4C339C

triadic

#334E9C #9C334E #4E9C33

tetradic

#334E9C #9C3383 #9C8133 #339C4C

square

#334E9C #9C3383 #9C8133 #339C4C

split-complementary

#334E9C #9C4C33 #839C33

monochromatic

#152040 #24376E #334E9C #4968C3 #778ED3

Accessibility & contrast

On white

7.75

#334E9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#334E9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334E9C

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334E9C	#FFFFFF	#000000	##FFFFFF
##334E9C	1.00	7.75	2.71	7.75
#FFFFFF	7.75	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#23589F

Deuteranopia (green-blind)

#064E9A

Tritanopia (blue-blind)

#00606D

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #334e9c;
/* rgb */ color: rgb(51, 78, 156);
/* oklch */ color: oklch(44.6% 0.131 266.7);

Tailwind

colors: {
  custom: {
    50: '#777fba',
    500: '#334e9c',
    950: '#000000',
  },
}

SCSS

$custom: #334e9c;
$custom-light: #777fba;
$custom-dark: #000000;

JSON

{
  "hex": "#334e9c",
  "rgb": {
    "r": 51,
    "g": 78,
    "b": 156
  },
  "hsl": {
    "h": 224.571,
    "s": 50.725,
    "l": 40.588
  },
  "oklch": {
    "l": 0.44647,
    "c": 0.13102,
    "h": 266.7
  },
  "luminance": 0.08553
}

Semantic roles & 50–950 ramp

primary

#334E9C

secondary

#BBA870

accent

#B64EDA

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #334E9C

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

Preview Lab → · Contrast checker → · Palette generator →