#4055BE#4055BE

#4055BE is a mid, vivid blue. Relative luminance 0.113; OKLCH L 49.4% C 0.166 H 270.6°. Best body text is #FFFFFF at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#4055BE
RGB	rgb(64, 85, 190)
HSL	hsl(230, 50%, 50%)
HSV	hsv(230, 66%, 75%)
CMYK	cmyk(66.3%, 55.3%, 0%, 25.5%)
CIE-LAB	lab(40.09, 26.35, -57.72)
CIE-LCH	lch(40.09, 63.45, 294.54°)
OKLab	oklab(49.36% 0.0018 -0.166)
OKLCH	oklch(49.36% 0.166 270.6)
XYZ	xyz(14.6540, 11.3033, 50.1147)
Luminance	0.1130 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4055BE #BEA940

analogous

#4094BE #4055BE #6A40BE

triadic

#4055BE #BE4055 #55BE40

tetradic

#4055BE #BE4094 #BEA940 #40BE6A

square

#4055BE #BE4094 #BEA940 #40BE6A

split-complementary

#4055BE #BE6A40 #94BE40

monochromatic

#212C62 #314190 #4055BE #6D7DCE #9BA6DD

Accessibility & contrast

On white

6.44

#4055BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#4055BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4055BE

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4055BE	#FFFFFF	#000000	##FFFFFF
##4055BE	1.00	6.44	3.26	6.44
#FFFFFF	6.44	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064C2

Deuteranopia (green-blind)

#0059BC

Tritanopia (blue-blind)

#006E81

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #4055be;
/* rgb */ color: rgb(64, 85, 190);
/* oklch */ color: oklch(49.4% 0.166 270.6);

Tailwind

colors: {
  custom: {
    50: '#8384d2',
    500: '#4055be',
    950: '#000000',
  },
}

SCSS

$custom: #4055be;
$custom-light: #8384d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4055be",
  "rgb": {
    "r": 64,
    "g": 85,
    "b": 190
  },
  "hsl": {
    "h": 230,
    "s": 49.606,
    "l": 49.804
  },
  "oklch": {
    "l": 0.49356,
    "c": 0.16598,
    "h": 270.6
  },
  "luminance": 0.11305
}

Semantic roles & 50–950 ramp

primary

#4055BE

secondary

#C9C090

accent

#C24FD9

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #4055BE

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

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