#2F54BB#2F54BB

#2F54BB is a mid, vivid blue. Relative luminance 0.105; OKLCH L 48.1% C 0.168 H 265.5°. Best body text is #FFFFFF at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#2F54BB
RGB	rgb(47, 84, 187)
HSL	hsl(224, 60%, 46%)
HSV	hsv(224, 75%, 73%)
CMYK	cmyk(74.9%, 55.1%, 0%, 26.7%)
CIE-LAB	lab(38.78, 23.52, -58.12)
CIE-LCH	lch(38.78, 62.70, 292.03°)
OKLab	oklab(48.08% -0.0132 -0.1675)
OKLCH	oklch(48.08% 0.168 265.5)
XYZ	xyz(13.3091, 10.5314, 48.3354)
Luminance	0.1053 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F54BB #BB962F

analogous

#2F9ABB #2F54BB #502FBB

triadic

#2F54BB #BB2F54 #54BB2F

tetradic

#2F54BB #BB2F9A #BB962F #2FBB50

square

#2F54BB #BB2F9A #BB962F #2FBB50

split-complementary

#2F54BB #BB502F #9ABB2F

monochromatic

#162859 #233E8A #2F54BB #5375D4 #849DE0

Accessibility & contrast

On white

6.76

#2F54BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#2F54BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F54BB

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F54BB	#FFFFFF	#000000	##FFFFFF
##2F54BB	1.00	6.76	3.11	6.76
#FFFFFF	6.76	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062BF

Deuteranopia (green-blind)

#0055B9

Tritanopia (blue-blind)

#006D7F

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #2f54bb;
/* rgb */ color: rgb(47, 84, 187);
/* oklch */ color: oklch(48.1% 0.168 265.5);

Tailwind

colors: {
  custom: {
    50: '#7b83d0',
    500: '#2f54bb',
    950: '#000000',
  },
}

SCSS

$custom: #2f54bb;
$custom-light: #7b83d0;
$custom-dark: #000000;

JSON

{
  "hex": "#2f54bb",
  "rgb": {
    "r": 47,
    "g": 84,
    "b": 187
  },
  "hsl": {
    "h": 224.143,
    "s": 59.829,
    "l": 45.882
  },
  "oklch": {
    "l": 0.48079,
    "c": 0.16804,
    "h": 265.5
  },
  "luminance": 0.10533
}

Semantic roles & 50–950 ramp

primary

#2F54BB

secondary

#C9B57C

accent

#B945E3

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #2F54BB

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

Preview Lab → · Contrast checker → · Palette generator →