#334DB1#334DB1

#334DB1 is a mid, vivid blue. Relative luminance 0.092; OKLCH L 46.1% C 0.162 H 268.3°. Best body text is #FFFFFF at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#334DB1
RGB	rgb(51, 77, 177)
HSL	hsl(228, 55%, 45%)
HSV	hsv(228, 71%, 69%)
CMYK	cmyk(71.2%, 56.5%, 0%, 30.6%)
CIE-LAB	lab(36.34, 24.91, -56.19)
CIE-LCH	lch(36.34, 61.46, 293.91°)
OKLab	oklab(46.06% -0.0048 -0.1619)
OKLCH	oklch(46.06% 0.162 268.3)
XYZ	xyz(11.9522, 9.1847, 42.7294)
Luminance	0.0919 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334DB1 #B19733

analogous

#338CB1 #334DB1 #5833B1

triadic

#334DB1 #B1334D #4DB133

tetradic

#334DB1 #B1338C #B19733 #33B158

square

#334DB1 #B1338C #B19733 #33B158

split-complementary

#334DB1 #B15833 #8CB133

monochromatic

#182452 #253881 #334DB1 #546DCE #8395DB

Accessibility & contrast

On white

7.40

#334DB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#334DB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334DB1

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334DB1	#FFFFFF	#000000	##FFFFFF
##334DB1	1.00	7.40	2.84	7.40
#FFFFFF	7.40	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BB4

Deuteranopia (green-blind)

#0050AF

Tritanopia (blue-blind)

#006577

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #334db1;
/* rgb */ color: rgb(51, 77, 177);
/* oklch */ color: oklch(46.1% 0.162 268.3);

Tailwind

colors: {
  custom: {
    50: '#7b7ec9',
    500: '#334db1',
    950: '#000000',
  },
}

SCSS

$custom: #334db1;
$custom-light: #7b7ec9;
$custom-dark: #000000;

JSON

{
  "hex": "#334db1",
  "rgb": {
    "r": 51,
    "g": 77,
    "b": 177
  },
  "hsl": {
    "h": 227.619,
    "s": 55.263,
    "l": 44.706
  },
  "oklch": {
    "l": 0.46055,
    "c": 0.16194,
    "h": 268.3
  },
  "luminance": 0.09186
}

Semantic roles & 50–950 ramp

primary

#334DB1

secondary

#C5B67B

accent

#C049DF

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #334DB1

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

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