#3055BF#3055BF

#3055BF is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.6% C 0.172 H 265.7°. Best body text is #FFFFFF at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#3055BF
RGB	rgb(48, 85, 191)
HSL	hsl(224, 60%, 47%)
HSV	hsv(224, 75%, 75%)
CMYK	cmyk(74.9%, 55.5%, 0%, 25.1%)
CIE-LAB	lab(39.39, 24.49, -59.47)
CIE-LCH	lch(39.39, 64.32, 292.38°)
OKLab	oklab(48.64% -0.0129 -0.1715)
OKLCH	oklch(48.64% 0.172 265.7)
XYZ	xyz(13.8681, 10.8854, 50.6503)
Luminance	0.1089 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3055BF #BF9A30

analogous

#309CBF #3055BF #5330BF

triadic

#3055BF #BF3055 #55BF30

tetradic

#3055BF #BF309C #BF9A30 #30BF53

square

#3055BF #BF309C #BF9A30 #30BF53

split-complementary

#3055BF #BF5330 #9CBF30

monochromatic

#17295D #243F8E #3055BF #5778D5 #889FE1

Accessibility & contrast

On white

6.61

#3055BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#3055BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3055BF

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3055BF	#FFFFFF	#000000	##FFFFFF
##3055BF	1.00	6.61	3.18	6.61
#FFFFFF	6.61	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064C3

Deuteranopia (green-blind)

#0056BD

Tritanopia (blue-blind)

#006F81

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3055bf;
/* rgb */ color: rgb(48, 85, 191);
/* oklch */ color: oklch(48.6% 0.172 265.7);

Tailwind

colors: {
  custom: {
    50: '#7d84d3',
    500: '#3055bf',
    950: '#000000',
  },
}

SCSS

$custom: #3055bf;
$custom-light: #7d84d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3055bf",
  "rgb": {
    "r": 48,
    "g": 85,
    "b": 191
  },
  "hsl": {
    "h": 224.476,
    "s": 59.833,
    "l": 46.863
  },
  "oklch": {
    "l": 0.48642,
    "c": 0.17195,
    "h": 265.7
  },
  "luminance": 0.10887
}

Semantic roles & 50–950 ramp

primary

#3055BF

secondary

#CBB880

accent

#BA45E3

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #3055BF

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

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