#4555BF#4555BF

#4555BF is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.7% C 0.166 H 272.4°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#4555BF
RGB	rgb(69, 85, 191)
HSL	hsl(232, 49%, 51%)
HSV	hsv(232, 64%, 75%)
CMYK	cmyk(63.9%, 55.5%, 0%, 25.1%)
CIE-LAB	lab(40.45, 27.52, -57.70)
CIE-LCH	lch(40.45, 63.93, 295.49°)
OKLab	oklab(49.73% 0.007 -0.1658)
OKLCH	oklch(49.73% 0.166 272.4)
XYZ	xyz(15.1036, 11.5225, 50.7082)
Luminance	0.1152 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4555BF #BFAF45

analogous

#4592BF #4555BF #7245BF

triadic

#4555BF #BF4555 #55BF45

tetradic

#4555BF #BF4592 #BFAF45 #45BF72

square

#4555BF #BF4592 #BFAF45 #45BF72

split-complementary

#4555BF #BF7245 #92BF45

monochromatic

#232C66 #334094 #4555BF #737FCF #A0A8DE

Accessibility & contrast

On white

6.35

#4555BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#4555BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4555BF

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4555BF	#FFFFFF	#000000	##FFFFFF
##4555BF	1.00	6.35	3.30	6.35
#FFFFFF	6.35	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065C3

Deuteranopia (green-blind)

#005ABD

Tritanopia (blue-blind)

#006E82

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4555bf;
/* rgb */ color: rgb(69, 85, 191);
/* oklch */ color: oklch(49.7% 0.166 272.4);

Tailwind

colors: {
  custom: {
    50: '#8584d3',
    500: '#4555bf',
    950: '#000000',
  },
}

SCSS

$custom: #4555bf;
$custom-light: #8584d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4555bf",
  "rgb": {
    "r": 69,
    "g": 85,
    "b": 191
  },
  "hsl": {
    "h": 232.131,
    "s": 48.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.49725,
    "c": 0.16596,
    "h": 272.4
  },
  "luminance": 0.11524
}

Semantic roles & 50–950 ramp

primary

#4555BF

secondary

#CBC495

accent

#C64FD8

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #4555BF

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

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