#334D8A#334D8A

#334D8A is a dark, moderate blue. Relative luminance 0.078; OKLCH L 43.2% C 0.106 H 264.9°. Best body text is #FFFFFF at 8.17:1 contrast (WCAG AA passes).

Color values

HEX	#334D8A
RGB	rgb(51, 77, 138)
HSL	hsl(222, 46%, 37%)
HSV	hsv(222, 63%, 54%)
CMYK	cmyk(63%, 44.2%, 0%, 45.9%)
CIE-LAB	lab(33.66, 10.46, -37.01)
CIE-LCH	lch(33.66, 38.46, 285.78°)
OKLab	oklab(43.17% -0.0094 -0.1055)
OKLCH	oklch(43.17% 0.106 264.9)
XYZ	xyz(8.6050, 7.8458, 25.1007)
Luminance	0.0785 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334D8A #8A7033

analogous

#33798A #334D8A #45338A

triadic

#334D8A #8A334D #4D8A33

tetradic

#334D8A #8A3379 #8A7033 #338A45

square

#334D8A #8A3379 #8A7033 #338A45

split-complementary

#334D8A #8A4533 #798A33

monochromatic

#121B31 #22345D #334D8A #4466B7 #6E89C9

Accessibility & contrast

On white

8.17

#334D8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#334D8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334D8A

8.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334D8A	#FFFFFF	#000000	##FFFFFF
##334D8A	1.00	8.17	2.57	8.17
#FFFFFF	8.17	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#31538C

Deuteranopia (green-blind)

#254B89

Tritanopia (blue-blind)

#005B64

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #334d8a;
/* rgb */ color: rgb(51, 77, 138);
/* oklch */ color: oklch(43.2% 0.106 264.9);

Tailwind

colors: {
  custom: {
    50: '#737eac',
    500: '#334d8a',
    950: '#000000',
  },
}

SCSS

$custom: #334d8a;
$custom-light: #737eac;
$custom-dark: #000000;

JSON

{
  "hex": "#334d8a",
  "rgb": {
    "r": 51,
    "g": 77,
    "b": 138
  },
  "hsl": {
    "h": 222.069,
    "s": 46.032,
    "l": 37.059
  },
  "oklch": {
    "l": 0.43166,
    "c": 0.10588,
    "h": 264.9
  },
  "luminance": 0.07847
}

Semantic roles & 50–950 ramp

primary

#334D8A

secondary

#B19B67

accent

#AE52D6

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#090910

muted

#7B7B7F

Preview Lab

Preview with #334D8A

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

Preview Lab → · Contrast checker → · Palette generator →