#335BB1#335BB1

#335BB1 is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.0% C 0.144 H 263.3°. Best body text is #FFFFFF at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#335BB1
RGB	rgb(51, 91, 177)
HSL	hsl(221, 55%, 45%)
HSV	hsv(221, 71%, 69%)
CMYK	cmyk(71.2%, 48.6%, 0%, 30.6%)
CIE-LAB	lab(40.18, 15.73, -49.98)
CIE-LCH	lch(40.18, 52.40, 287.47°)
OKLab	oklab(48.97% -0.0168 -0.1434)
OKLCH	oklch(48.97% 0.144 263.3)
XYZ	xyz(13.0393, 11.3589, 43.0918)
Luminance	0.1136 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#335BB1 #B18933

analogous

#339AB1 #335BB1 #4A33B1

triadic

#335BB1 #B1335B #5BB133

tetradic

#335BB1 #B1339A #B18933 #33B14A

square

#335BB1 #B1339A #B18933 #33B14A

split-complementary

#335BB1 #B14A33 #9AB133

monochromatic

#182A52 #254381 #335BB1 #547ACE #839FDB

Accessibility & contrast

On white

6.42

#335BB1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#335BB1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #335BB1

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##335BB1	#FFFFFF	#000000	##FFFFFF
##335BB1	1.00	6.42	3.27	6.42
#FFFFFF	6.42	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C65B4

Deuteranopia (green-blind)

#0659AF

Tritanopia (blue-blind)

#006F7D

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #335bb1;
/* rgb */ color: rgb(51, 91, 177);
/* oklch */ color: oklch(49.0% 0.144 263.3);

Tailwind

colors: {
  custom: {
    50: '#7a88c9',
    500: '#335bb1',
    950: '#000000',
  },
}

SCSS

$custom: #335bb1;
$custom-light: #7a88c9;
$custom-dark: #000000;

JSON

{
  "hex": "#335bb1",
  "rgb": {
    "r": 51,
    "g": 91,
    "b": 177
  },
  "hsl": {
    "h": 220.952,
    "s": 55.263,
    "l": 44.706
  },
  "oklch": {
    "l": 0.48966,
    "c": 0.14436,
    "h": 263.3
  },
  "luminance": 0.1136
}

Semantic roles & 50–950 ramp

primary

#335BB1

secondary

#C5AD7B

accent

#AF49DF

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #335BB1

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

Preview Lab → · Contrast checker → · Palette generator →