#3B54BD#3B54BD

#3B54BD is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.8% C 0.167 H 269.2°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#3B54BD
RGB	rgb(59, 84, 189)
HSL	hsl(228, 52%, 49%)
HSV	hsv(228, 69%, 74%)
CMYK	cmyk(68.8%, 55.6%, 0%, 25.9%)
CIE-LAB	lab(39.48, 25.88, -58.12)
CIE-LCH	lch(39.48, 63.62, 294.00°)
OKLab	oklab(48.81% -0.0024 -0.1673)
OKLCH	oklch(48.81% 0.167 269.2)
XYZ	xyz(14.1561, 10.9432, 49.5005)
Luminance	0.1095 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B54BD #BDA43B

analogous

#3B95BD #3B54BD #633BBD

triadic

#3B54BD #BD3B54 #54BD3B

tetradic

#3B54BD #BD3B95 #BDA43B #3BBD63

square

#3B54BD #BD3B95 #BDA43B #3BBD63

split-complementary

#3B54BD #BD633B #95BD3B

monochromatic

#1E2B60 #2C3F8E #3B54BD #667ACF #95A3DE

Accessibility & contrast

On white

6.59

#3B54BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#3B54BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B54BD

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B54BD	#FFFFFF	#000000	##FFFFFF
##3B54BD	1.00	6.59	3.19	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C1

Deuteranopia (green-blind)

#0057BB

Tritanopia (blue-blind)

#006D80

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3b54bd;
/* rgb */ color: rgb(59, 84, 189);
/* oklch */ color: oklch(48.8% 0.167 269.2);

Tailwind

colors: {
  custom: {
    50: '#8183d2',
    500: '#3b54bd',
    950: '#000000',
  },
}

SCSS

$custom: #3b54bd;
$custom-light: #8183d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3b54bd",
  "rgb": {
    "r": 59,
    "g": 84,
    "b": 189
  },
  "hsl": {
    "h": 228.462,
    "s": 52.419,
    "l": 48.627
  },
  "oklch": {
    "l": 0.48809,
    "c": 0.1673,
    "h": 269.2
  },
  "luminance": 0.10945
}

Semantic roles & 50–950 ramp

primary

#3B54BD

secondary

#C9BD8B

accent

#C04CDC

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3B54BD

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

Preview Lab → · Contrast checker → · Palette generator →