#2F55BF#2F55BF

#2F55BF is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.6% C 0.172 H 265.4°. Best body text is #FFFFFF at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#2F55BF
RGB	rgb(47, 85, 191)
HSL	hsl(224, 61%, 47%)
HSV	hsv(224, 75%, 75%)
CMYK	cmyk(75.4%, 55.5%, 0%, 25.1%)
CIE-LAB	lab(39.35, 24.37, -59.54)
CIE-LCH	lch(39.35, 64.33, 292.26°)
OKLab	oklab(48.6% -0.0137 -0.1717)
OKLCH	oklch(48.6% 0.172 265.4)
XYZ	xyz(13.8214, 10.8614, 50.6481)
Luminance	0.1086 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F55BF #BF992F

analogous

#2F9DBF #2F55BF #512FBF

triadic

#2F55BF #BF2F55 #55BF2F

tetradic

#2F55BF #BF2F9D #BF992F #2FBF51

square

#2F55BF #BF2F9D #BF992F #2FBF51

split-complementary

#2F55BF #BF512F #9DBF2F

monochromatic

#17295D #233F8E #2F55BF #5677D5 #879FE1

Accessibility & contrast

On white

6.62

#2F55BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#2F55BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F55BF

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F55BF	#FFFFFF	#000000	##FFFFFF
##2F55BF	1.00	6.62	3.17	6.62
#FFFFFF	6.62	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.62	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: #2f55bf;
/* rgb */ color: rgb(47, 85, 191);
/* oklch */ color: oklch(48.6% 0.172 265.4);

Tailwind

colors: {
  custom: {
    50: '#7c84d3',
    500: '#2f55bf',
    950: '#000000',
  },
}

SCSS

$custom: #2f55bf;
$custom-light: #7c84d3;
$custom-dark: #000000;

JSON

{
  "hex": "#2f55bf",
  "rgb": {
    "r": 47,
    "g": 85,
    "b": 191
  },
  "hsl": {
    "h": 224.167,
    "s": 60.504,
    "l": 46.667
  },
  "oklch": {
    "l": 0.486,
    "c": 0.17222,
    "h": 265.4
  },
  "luminance": 0.10863
}

Semantic roles & 50–950 ramp

primary

#2F55BF

secondary

#CBB77F

accent

#BA44E4

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #2F55BF

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

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