#334DA3#334DA3

#334DA3 is a dark, vivid blue. Relative luminance 0.087; OKLCH L 45.0% C 0.142 H 267.7°. Best body text is #FFFFFF at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#334DA3
RGB	rgb(51, 77, 163)
HSL	hsl(226, 52%, 42%)
HSV	hsv(226, 69%, 64%)
CMYK	cmyk(68.7%, 52.8%, 0%, 36.1%)
CIE-LAB	lab(35.31, 19.71, -49.51)
CIE-LCH	lch(35.31, 53.29, 291.71°)
OKLab	oklab(44.96% -0.0058 -0.1422)
OKLCH	oklch(44.96% 0.142 267.7)
XYZ	xyz(10.6277, 8.6549, 35.7537)
Luminance	0.0866 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334DA3 #A38933

analogous

#3385A3 #334DA3 #5133A3

triadic

#334DA3 #A3334D #4DA333

tetradic

#334DA3 #A33385 #A38933 #33A351

square

#334DA3 #A33385 #A38933 #33A351

split-complementary

#334DA3 #A35133 #85A333

monochromatic

#162146 #243774 #334DA3 #4C69C7 #7B90D6

Accessibility & contrast

On white

7.69

#334DA3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#334DA3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334DA3

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334DA3	#FFFFFF	#000000	##FFFFFF
##334DA3	1.00	7.69	2.73	7.69
#FFFFFF	7.69	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1658A6

Deuteranopia (green-blind)

#004EA1

Tritanopia (blue-blind)

#006170

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #334da3;
/* rgb */ color: rgb(51, 77, 163);
/* oklch */ color: oklch(45.0% 0.142 267.7);

Tailwind

colors: {
  custom: {
    50: '#787ebf',
    500: '#334da3',
    950: '#000000',
  },
}

SCSS

$custom: #334da3;
$custom-light: #787ebf;
$custom-dark: #000000;

JSON

{
  "hex": "#334da3",
  "rgb": {
    "r": 51,
    "g": 77,
    "b": 163
  },
  "hsl": {
    "h": 226.071,
    "s": 52.336,
    "l": 41.961
  },
  "oklch": {
    "l": 0.44957,
    "c": 0.14235,
    "h": 267.7
  },
  "luminance": 0.08656
}

Semantic roles & 50–950 ramp

primary

#334DA3

secondary

#BEAD73

accent

#BA4CDC

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #334DA3

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

Preview Lab → · Contrast checker → · Palette generator →