#334A7D#334A7D

#334A7D is a dark, moderate blue. Relative luminance 0.071; OKLCH L 41.6% C 0.090 H 264.5°. Best body text is #FFFFFF at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#334A7D
RGB	rgb(51, 74, 125)
HSL	hsl(221, 42%, 35%)
HSV	hsv(221, 59%, 49%)
CMYK	cmyk(59.2%, 40.8%, 0%, 51%)
CIE-LAB	lab(31.99, 7.74, -31.64)
CIE-LCH	lch(31.99, 32.57, 283.74°)
OKLab	oklab(41.63% -0.0087 -0.0898)
OKLCH	oklch(41.63% 0.09 264.5)
XYZ	xyz(7.5144, 7.0814, 20.3689)
Luminance	0.0708 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334A7D #7D6633

analogous

#336F7D #334A7D #41337D

triadic

#334A7D #7D334A #4A7D33

tetradic

#334A7D #7D336F #7D6633 #337D41

square

#334A7D #7D336F #7D6633 #337D41

split-complementary

#334A7D #7D4133 #6F7D33

monochromatic

#101726 #213052 #334A7D #4564A8 #6984C2

Accessibility & contrast

On white

8.69

#334A7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#334A7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334A7D

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334A7D	#FFFFFF	#000000	##FFFFFF
##334A7D	1.00	8.69	2.42	8.69
#FFFFFF	8.69	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#354F7F

Deuteranopia (green-blind)

#2B487C

Tritanopia (blue-blind)

#00555D

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #334a7d;
/* rgb */ color: rgb(51, 74, 125);
/* oklch */ color: oklch(41.6% 0.090 264.5);

Tailwind

colors: {
  custom: {
    50: '#717ca3',
    500: '#334a7d',
    950: '#000000',
  },
}

SCSS

$custom: #334a7d;
$custom-light: #717ca3;
$custom-dark: #000000;

JSON

{
  "hex": "#334a7d",
  "rgb": {
    "r": 51,
    "g": 74,
    "b": 125
  },
  "hsl": {
    "h": 221.351,
    "s": 42.045,
    "l": 34.51
  },
  "oklch": {
    "l": 0.41629,
    "c": 0.09018,
    "h": 264.5
  },
  "luminance": 0.07082
}

Semantic roles & 50–950 ramp

primary

#334A7D

secondary

#AA9362

accent

#AB56D2

background

#F7F7FA

surface

#EDEEF3

border

#C8C9CD

text

#08090F

muted

#7B7B7F

Preview Lab

Preview with #334A7D

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

Preview Lab → · Contrast checker → · Palette generator →