#334FC4#334FC4

#334FC4 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 48.0% C 0.185 H 268.2°. Best body text is #FFFFFF at 6.87:1 contrast (WCAG AA passes).

Color values

HEX	#334FC4
RGB	rgb(51, 79, 196)
HSL	hsl(228, 59%, 48%)
HSV	hsv(228, 74%, 77%)
CMYK	cmyk(74%, 59.7%, 0%, 23.1%)
CIE-LAB	lab(38.34, 30.60, -64.08)
CIE-LCH	lch(38.34, 71.01, 295.52°)
OKLab	oklab(48.02% -0.0058 -0.185)
OKLCH	oklch(48.02% 0.185 268.2)
XYZ	xyz(14.1216, 10.2798, 53.4538)
Luminance	0.1028 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334FC4 #C4A833

analogous

#3397C4 #334FC4 #5F33C4

triadic

#334FC4 #C4334F #4FC433

tetradic

#334FC4 #C43397 #C4A833 #33C45F

square

#334FC4 #C43397 #C4A833 #33C45F

split-complementary

#334FC4 #C45F33 #97C433

monochromatic

#1A2863 #263B93 #334FC4 #5F76D5 #8F9FE2

Accessibility & contrast

On white

6.87

#334FC4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#334FC4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #334FC4

6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334FC4	#FFFFFF	#000000	##FFFFFF
##334FC4	1.00	6.87	3.06	6.87
#FFFFFF	6.87	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061C8

Deuteranopia (green-blind)

#0054C2

Tritanopia (blue-blind)

#006D82

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #334fc4;
/* rgb */ color: rgb(51, 79, 196);
/* oklch */ color: oklch(48.0% 0.185 268.2);

Tailwind

colors: {
  custom: {
    50: '#7f80d7',
    500: '#334fc4',
    950: '#000000',
  },
}

SCSS

$custom: #334fc4;
$custom-light: #7f80d7;
$custom-dark: #000000;

JSON

{
  "hex": "#334fc4",
  "rgb": {
    "r": 51,
    "g": 79,
    "b": 196
  },
  "hsl": {
    "h": 228.414,
    "s": 58.704,
    "l": 48.431
  },
  "oklch": {
    "l": 0.48016,
    "c": 0.18513,
    "h": 268.2
  },
  "luminance": 0.10281
}

Semantic roles & 50–950 ramp

primary

#334FC4

secondary

#CDBF86

accent

#C446E2

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #334FC4

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

Preview Lab → · Contrast checker → · Palette generator →