#3354B3#3354B3

#3354B3 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.6% C 0.156 H 266.1°. Best body text is #FFFFFF at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#3354B3
RGB	rgb(51, 84, 179)
HSL	hsl(225, 56%, 45%)
HSV	hsv(225, 72%, 70%)
CMYK	cmyk(71.5%, 53.1%, 0%, 29.8%)
CIE-LAB	lab(38.37, 21.05, -54.07)
CIE-LCH	lch(38.37, 58.03, 291.27°)
OKLab	oklab(47.64% -0.0105 -0.1555)
OKLCH	oklch(47.64% 0.156 266.1)
XYZ	xyz(12.6694, 10.2978, 43.9591)
Luminance	0.1030 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3354B3 #B39233

analogous

#3394B3 #3354B3 #5233B3

triadic

#3354B3 #B33354 #54B333

tetradic

#3354B3 #B33394 #B39233 #33B352

square

#3354B3 #B33394 #B39233 #33B352

split-complementary

#3354B3 #B35233 #94B333

monochromatic

#182754 #253E83 #3354B3 #5574CE #849BDC

Accessibility & contrast

On white

6.86

#3354B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#3354B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3354B3

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3354B3	#FFFFFF	#000000	##FFFFFF
##3354B3	1.00	6.86	3.06	6.86
#FFFFFF	6.86	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1260B6

Deuteranopia (green-blind)

#0055B1

Tritanopia (blue-blind)

#006B7B

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3354b3;
/* rgb */ color: rgb(51, 84, 179);
/* oklch */ color: oklch(47.6% 0.156 266.1);

Tailwind

colors: {
  custom: {
    50: '#7b83ca',
    500: '#3354b3',
    950: '#000000',
  },
}

SCSS

$custom: #3354b3;
$custom-light: #7b83ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3354b3",
  "rgb": {
    "r": 51,
    "g": 84,
    "b": 179
  },
  "hsl": {
    "h": 224.531,
    "s": 55.652,
    "l": 45.098
  },
  "oklch": {
    "l": 0.47635,
    "c": 0.15589,
    "h": 266.1
  },
  "luminance": 0.10299
}

Semantic roles & 50–950 ramp

primary

#3354B3

secondary

#C6B37C

accent

#B849DF

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3354B3

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

Preview Lab → · Contrast checker → · Palette generator →