#334F9C#334F9C

#334F9C is a dark, vivid blue. Relative luminance 0.087; OKLCH L 44.9% C 0.130 H 266.2°. Best body text is #FFFFFF at 7.67:1 contrast (WCAG AA passes).

Color values

HEX	#334F9C
RGB	rgb(51, 79, 156)
HSL	hsl(224, 51%, 41%)
HSV	hsv(224, 67%, 61%)
CMYK	cmyk(67.3%, 49.4%, 0%, 38.8%)
CIE-LAB	lab(35.39, 15.78, -45.18)
CIE-LCH	lch(35.39, 47.86, 289.26°)
OKLab	oklab(44.86% -0.0085 -0.1294)
OKLCH	oklch(44.86% 0.13 266.2)
XYZ	xyz(10.1599, 8.6951, 32.5889)
Luminance	0.0870 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334F9C #9C8033

analogous

#33839C #334F9C #4B339C

triadic

#334F9C #9C334F #4F9C33

tetradic

#334F9C #9C3383 #9C8033 #339C4B

square

#334F9C #9C3383 #9C8033 #339C4B

split-complementary

#334F9C #9C4B33 #839C33

monochromatic

#152040 #24386E #334F9C #4969C3 #778FD3

Accessibility & contrast

On white

7.67

#334F9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#334F9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334F9C

7.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334F9C	#FFFFFF	#000000	##FFFFFF
##334F9C	1.00	7.67	2.74	7.67
#FFFFFF	7.67	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26589F

Deuteranopia (green-blind)

#0C4F9A

Tritanopia (blue-blind)

#00616E

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #334f9c;
/* rgb */ color: rgb(51, 79, 156);
/* oklch */ color: oklch(44.9% 0.130 266.2);

Tailwind

colors: {
  custom: {
    50: '#777fba',
    500: '#334f9c',
    950: '#000000',
  },
}

SCSS

$custom: #334f9c;
$custom-light: #777fba;
$custom-dark: #000000;

JSON

{
  "hex": "#334f9c",
  "rgb": {
    "r": 51,
    "g": 79,
    "b": 156
  },
  "hsl": {
    "h": 224,
    "s": 50.725,
    "l": 40.588
  },
  "oklch": {
    "l": 0.44863,
    "c": 0.12972,
    "h": 266.2
  },
  "luminance": 0.08696
}

Semantic roles & 50–950 ramp

primary

#334F9C

secondary

#BBA770

accent

#B54EDA

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #334F9C

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

Preview Lab → · Contrast checker → · Palette generator →