#4055BA#4055BA

#4055BA is a mid, vivid blue. Relative luminance 0.111; OKLCH L 49.0% C 0.160 H 270.5°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#4055BA
RGB	rgb(64, 85, 186)
HSL	hsl(230, 49%, 49%)
HSV	hsv(230, 66%, 73%)
CMYK	cmyk(65.6%, 54.3%, 0%, 27.1%)
CIE-LAB	lab(39.80, 24.93, -55.84)
CIE-LCH	lch(39.80, 61.16, 294.06°)
OKLab	oklab(49.05% 0.0015 -0.1604)
OKLCH	oklch(49.05% 0.16 270.5)
XYZ	xyz(14.2228, 11.1309, 47.8438)
Luminance	0.1113 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4055BA #BAA540

analogous

#4092BA #4055BA #6840BA

triadic

#4055BA #BA4055 #55BA40

tetradic

#4055BA #BA4092 #BAA540 #40BA68

square

#4055BA #BA4092 #BAA540 #40BA68

split-complementary

#4055BA #BA6840 #92BA40

monochromatic

#212B5F #30408C #4055BA #6B7CCC #99A4DC

Accessibility & contrast

On white

6.51

#4055BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#4055BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4055BA

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4055BA	#FFFFFF	#000000	##FFFFFF
##4055BA	1.00	6.51	3.23	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0963BE

Deuteranopia (green-blind)

#0058B8

Tritanopia (blue-blind)

#006D7F

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #4055ba;
/* rgb */ color: rgb(64, 85, 186);
/* oklch */ color: oklch(49.0% 0.160 270.5);

Tailwind

colors: {
  custom: {
    50: '#8284cf',
    500: '#4055ba',
    950: '#000000',
  },
}

SCSS

$custom: #4055ba;
$custom-light: #8284cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4055ba",
  "rgb": {
    "r": 64,
    "g": 85,
    "b": 186
  },
  "hsl": {
    "h": 229.672,
    "s": 48.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.49049,
    "c": 0.16046,
    "h": 270.5
  },
  "luminance": 0.11132
}

Semantic roles & 50–950 ramp

primary

#4055BA

secondary

#C8BE8E

accent

#C14FD8

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #4055BA

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

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