#334DBB#334DBB

#334DBB is a mid, vivid blue. Relative luminance 0.096; OKLCH L 46.9% C 0.176 H 268.5°. Best body text is #FFFFFF at 7.19:1 contrast (WCAG AA passes).

Color values

HEX	#334DBB
RGB	rgb(51, 77, 187)
HSL	hsl(229, 57%, 47%)
HSV	hsv(229, 73%, 73%)
CMYK	cmyk(72.7%, 58.8%, 0%, 26.7%)
CIE-LAB	lab(37.11, 28.59, -60.83)
CIE-LCH	lch(37.11, 67.21, 295.18°)
OKLab	oklab(46.88% -0.0045 -0.1755)
OKLCH	oklch(46.88% 0.176 268.5)
XYZ	xyz(12.9857, 9.5981, 48.1723)
Luminance	0.0960 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334DBB #BBA133

analogous

#3391BB #334DBB #5D33BB

triadic

#334DBB #BB334D #4DBB33

tetradic

#334DBB #BB3391 #BBA133 #33BB5D

square

#334DBB #BB3391 #BBA133 #33BB5D

split-complementary

#334DBB #BB5D33 #91BB33

monochromatic

#19255B #26398B #334DBB #5970D2 #899ADF

Accessibility & contrast

On white

7.19

#334DBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#334DBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334DBB

7.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334DBB	#FFFFFF	#000000	##FFFFFF
##334DBB	1.00	7.19	2.92	7.19
#FFFFFF	7.19	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EBF

Deuteranopia (green-blind)

#0051B9

Tritanopia (blue-blind)

#00687C

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #334dbb;
/* rgb */ color: rgb(51, 77, 187);
/* oklch */ color: oklch(46.9% 0.176 268.5);

Tailwind

colors: {
  custom: {
    50: '#7d7ed0',
    500: '#334dbb',
    950: '#000000',
  },
}

SCSS

$custom: #334dbb;
$custom-light: #7d7ed0;
$custom-dark: #000000;

JSON

{
  "hex": "#334dbb",
  "rgb": {
    "r": 51,
    "g": 77,
    "b": 187
  },
  "hsl": {
    "h": 228.529,
    "s": 57.143,
    "l": 46.667
  },
  "oklch": {
    "l": 0.46877,
    "c": 0.17555,
    "h": 268.5
  },
  "luminance": 0.09599
}

Semantic roles & 50–950 ramp

primary

#334DBB

secondary

#C9BB81

accent

#C347E0

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #334DBB

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

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