#334DA1#334DA1

#334DA1 is a dark, vivid blue. Relative luminance 0.086; OKLCH L 44.8% C 0.140 H 267.5°. Best body text is #FFFFFF at 7.73:1 contrast (WCAG AA passes).

Color values

HEX	#334DA1
RGB	rgb(51, 77, 161)
HSL	hsl(226, 52%, 42%)
HSV	hsv(226, 68%, 63%)
CMYK	cmyk(68.3%, 52.2%, 0%, 36.9%)
CIE-LAB	lab(35.17, 18.97, -48.54)
CIE-LCH	lch(35.17, 52.12, 291.35°)
OKLab	oklab(44.81% -0.006 -0.1394)
OKLCH	oklch(44.81% 0.14 267.5)
XYZ	xyz(10.4499, 8.5838, 34.8174)
Luminance	0.0858 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334DA1 #A18733

analogous

#3384A1 #334DA1 #5033A1

triadic

#334DA1 #A1334D #4DA133

tetradic

#334DA1 #A13384 #A18733 #33A150

square

#334DA1 #A13384 #A18733 #33A150

split-complementary

#334DA1 #A15033 #84A133

monochromatic

#162144 #243773 #334DA1 #4B68C6 #7A8FD5

Accessibility & contrast

On white

7.73

#334DA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#334DA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334DA1

7.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334DA1	#FFFFFF	#000000	##FFFFFF
##334DA1	1.00	7.73	2.72	7.73
#FFFFFF	7.73	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A58A4

Deuteranopia (green-blind)

#004E9F

Tritanopia (blue-blind)

#00616F

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #334da1;
/* rgb */ color: rgb(51, 77, 161);
/* oklch */ color: oklch(44.8% 0.140 267.5);

Tailwind

colors: {
  custom: {
    50: '#787ebd',
    500: '#334da1',
    950: '#000000',
  },
}

SCSS

$custom: #334da1;
$custom-light: #787ebd;
$custom-dark: #000000;

JSON

{
  "hex": "#334da1",
  "rgb": {
    "r": 51,
    "g": 77,
    "b": 161
  },
  "hsl": {
    "h": 225.818,
    "s": 51.887,
    "l": 41.569
  },
  "oklch": {
    "l": 0.44805,
    "c": 0.1395,
    "h": 267.5
  },
  "luminance": 0.08585
}

Semantic roles & 50–950 ramp

primary

#334DA1

secondary

#BDAC72

accent

#BA4CDB

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #334DA1

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

Preview Lab → · Contrast checker → · Palette generator →