#2F55BC#2F55BC

#2F55BC is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.4% C 0.168 H 265.2°. Best body text is #FFFFFF at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#2F55BC
RGB	rgb(47, 85, 188)
HSL	hsl(224, 60%, 46%)
HSV	hsv(224, 75%, 74%)
CMYK	cmyk(75%, 54.8%, 0%, 26.3%)
CIE-LAB	lab(39.12, 23.24, -58.15)
CIE-LCH	lch(39.12, 62.62, 291.79°)
OKLab	oklab(48.36% -0.0139 -0.1676)
OKLCH	oklch(48.36% 0.168 265.2)
XYZ	xyz(13.4947, 10.7307, 48.9272)
Luminance	0.1073 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F55BC #BC962F

analogous

#2F9BBC #2F55BC #4F2FBC

triadic

#2F55BC #BC2F55 #55BC2F

tetradic

#2F55BC #BC2F9B #BC962F #2FBC4F

square

#2F55BC #BC2F9B #BC962F #2FBC4F

split-complementary

#2F55BC #BC4F2F #9BBC2F

monochromatic

#17295A #233F8B #2F55BC #5477D4 #859EE0

Accessibility & contrast

On white

6.67

#2F55BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#2F55BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F55BC

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F55BC	#FFFFFF	#000000	##FFFFFF
##2F55BC	1.00	6.67	3.15	6.67
#FFFFFF	6.67	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C0

Deuteranopia (green-blind)

#0056BA

Tritanopia (blue-blind)

#006E80

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #2f55bc;
/* rgb */ color: rgb(47, 85, 188);
/* oklch */ color: oklch(48.4% 0.168 265.2);

Tailwind

colors: {
  custom: {
    50: '#7c84d1',
    500: '#2f55bc',
    950: '#000000',
  },
}

SCSS

$custom: #2f55bc;
$custom-light: #7c84d1;
$custom-dark: #000000;

JSON

{
  "hex": "#2f55bc",
  "rgb": {
    "r": 47,
    "g": 85,
    "b": 188
  },
  "hsl": {
    "h": 223.83,
    "s": 60,
    "l": 46.078
  },
  "oklch": {
    "l": 0.48362,
    "c": 0.16816,
    "h": 265.2
  },
  "luminance": 0.10732
}

Semantic roles & 50–950 ramp

primary

#2F55BC

secondary

#CAB57D

accent

#B845E3

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #2F55BC

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

Preview Lab → · Contrast checker → · Palette generator →