#3A54BC#3A54BC

#3A54BC is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.7% C 0.166 H 268.8°. Best body text is #FFFFFF at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#3A54BC
RGB	rgb(58, 84, 188)
HSL	hsl(228, 53%, 48%)
HSV	hsv(228, 69%, 74%)
CMYK	cmyk(69.1%, 55.3%, 0%, 26.3%)
CIE-LAB	lab(39.36, 25.37, -57.74)
CIE-LCH	lch(39.36, 63.07, 293.72°)
OKLab	oklab(48.68% -0.0034 -0.1662)
OKLCH	oklch(48.68% 0.166 268.8)
XYZ	xyz(13.9892, 10.8697, 48.9280)
Luminance	0.1087 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A54BC #BCA23A

analogous

#3A95BC #3A54BC #613ABC

triadic

#3A54BC #BC3A54 #54BC3A

tetradic

#3A54BC #BC3A95 #BCA23A #3ABC61

square

#3A54BC #BC3A95 #BCA23A #3ABC61

split-complementary

#3A54BC #BC613A #95BC3A

monochromatic

#1D2A5E #2C3F8D #3A54BC #6479CF #93A2DE

Accessibility & contrast

On white

6.62

#3A54BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#3A54BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A54BC

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A54BC	#FFFFFF	#000000	##FFFFFF
##3A54BC	1.00	6.62	3.17	6.62
#FFFFFF	6.62	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C0

Deuteranopia (green-blind)

#0057BA

Tritanopia (blue-blind)

#006D80

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3a54bc;
/* rgb */ color: rgb(58, 84, 188);
/* oklch */ color: oklch(48.7% 0.166 268.8);

Tailwind

colors: {
  custom: {
    50: '#8083d1',
    500: '#3a54bc',
    950: '#000000',
  },
}

SCSS

$custom: #3a54bc;
$custom-light: #8083d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3a54bc",
  "rgb": {
    "r": 58,
    "g": 84,
    "b": 188
  },
  "hsl": {
    "h": 228,
    "s": 52.846,
    "l": 48.235
  },
  "oklch": {
    "l": 0.48678,
    "c": 0.16621,
    "h": 268.8
  },
  "luminance": 0.10871
}

Semantic roles & 50–950 ramp

primary

#3A54BC

secondary

#C9BC89

accent

#BF4CDC

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #3A54BC

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

Preview Lab → · Contrast checker → · Palette generator →