#2F55BA#2F55BA

#2F55BA is a mid, vivid blue. Relative luminance 0.106; OKLCH L 48.2% C 0.165 H 265.1°. Best body text is #FFFFFF at 6.71:1 contrast (WCAG AA passes).

Color values

HEX	#2F55BA
RGB	rgb(47, 85, 186)
HSL	hsl(224, 60%, 46%)
HSV	hsv(224, 75%, 73%)
CMYK	cmyk(74.7%, 54.3%, 0%, 27.1%)
CIE-LAB	lab(38.98, 22.49, -57.22)
CIE-LCH	lch(38.98, 61.48, 291.46°)
OKLab	oklab(48.2% -0.0141 -0.1648)
OKLCH	oklch(48.2% 0.165 265.1)
XYZ	xyz(13.2806, 10.6451, 47.7996)
Luminance	0.1065 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F55BA #BA942F

analogous

#2F9ABA #2F55BA #4E2FBA

triadic

#2F55BA #BA2F55 #55BA2F

tetradic

#2F55BA #BA2F9A #BA942F #2FBA4E

square

#2F55BA #BA2F9A #BA942F #2FBA4E

split-complementary

#2F55BA #BA4E2F #9ABA2F

monochromatic

#162858 #233F89 #2F55BA #5376D3 #849DE0

Accessibility & contrast

On white

6.71

#2F55BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#2F55BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F55BA

6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F55BA	#FFFFFF	#000000	##FFFFFF
##2F55BA	1.00	6.71	3.13	6.71
#FFFFFF	6.71	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062BE

Deuteranopia (green-blind)

#0056B8

Tritanopia (blue-blind)

#006E7F

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #2f55ba;
/* rgb */ color: rgb(47, 85, 186);
/* oklch */ color: oklch(48.2% 0.165 265.1);

Tailwind

colors: {
  custom: {
    50: '#7b84cf',
    500: '#2f55ba',
    950: '#000000',
  },
}

SCSS

$custom: #2f55ba;
$custom-light: #7b84cf;
$custom-dark: #000000;

JSON

{
  "hex": "#2f55ba",
  "rgb": {
    "r": 47,
    "g": 85,
    "b": 186
  },
  "hsl": {
    "h": 223.597,
    "s": 59.657,
    "l": 45.686
  },
  "oklch": {
    "l": 0.48204,
    "c": 0.16544,
    "h": 265.1
  },
  "luminance": 0.10647
}

Semantic roles & 50–950 ramp

primary

#2F55BA

secondary

#C9B47C

accent

#B845E3

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #2F55BA

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

Preview Lab → · Contrast checker → · Palette generator →