#334FC1#334FC1

#334FC1 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.8% C 0.181 H 268.1°. Best body text is #FFFFFF at 6.93:1 contrast (WCAG AA passes).

Color values

HEX	#334FC1
RGB	rgb(51, 79, 193)
HSL	hsl(228, 58%, 48%)
HSV	hsv(228, 74%, 76%)
CMYK	cmyk(73.6%, 59.1%, 0%, 24.3%)
CIE-LAB	lab(38.10, 29.50, -62.73)
CIE-LCH	lch(38.10, 69.32, 295.19°)
OKLab	oklab(47.76% -0.0059 -0.181)
OKLCH	oklch(47.76% 0.181 268.1)
XYZ	xyz(13.7835, 10.1446, 51.6734)
Luminance	0.1015 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334FC1 #C1A533

analogous

#3396C1 #334FC1 #5E33C1

triadic

#334FC1 #C1334F #4FC133

tetradic

#334FC1 #C13396 #C1A533 #33C15E

square

#334FC1 #C13396 #C1A533 #33C15E

split-complementary

#334FC1 #C15E33 #96C133

monochromatic

#192760 #263B91 #334FC1 #5D75D4 #8D9EE1

Accessibility & contrast

On white

6.93

#334FC1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#334FC1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #334FC1

6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334FC1	#FFFFFF	#000000	##FFFFFF
##334FC1	1.00	6.93	3.03	6.93
#FFFFFF	6.93	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060C5

Deuteranopia (green-blind)

#0053BF

Tritanopia (blue-blind)

#006C80

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #334fc1;
/* rgb */ color: rgb(51, 79, 193);
/* oklch */ color: oklch(47.8% 0.181 268.1);

Tailwind

colors: {
  custom: {
    50: '#7f80d5',
    500: '#334fc1',
    950: '#000000',
  },
}

SCSS

$custom: #334fc1;
$custom-light: #7f80d5;
$custom-dark: #000000;

JSON

{
  "hex": "#334fc1",
  "rgb": {
    "r": 51,
    "g": 79,
    "b": 193
  },
  "hsl": {
    "h": 228.169,
    "s": 58.197,
    "l": 47.843
  },
  "oklch": {
    "l": 0.47763,
    "c": 0.18114,
    "h": 268.1
  },
  "luminance": 0.10146
}

Semantic roles & 50–950 ramp

primary

#334FC1

secondary

#CBBD84

accent

#C346E1

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #334FC1

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

Preview Lab → · Contrast checker → · Palette generator →