#2F55C3#2F55C3

#2F55C3 is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.9% C 0.178 H 265.6°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#2F55C3
RGB	rgb(47, 85, 195)
HSL	hsl(225, 61%, 47%)
HSV	hsv(225, 76%, 76%)
CMYK	cmyk(75.9%, 56.4%, 0%, 23.5%)
CIE-LAB	lab(39.65, 25.87, -61.38)
CIE-LCH	lch(39.65, 66.61, 292.85°)
OKLab	oklab(48.92% -0.0135 -0.1771)
OKLCH	oklch(48.92% 0.178 265.6)
XYZ	xyz(14.2676, 11.0399, 52.9981)
Luminance	0.1104 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F55C3 #C39D2F

analogous

#2F9FC3 #2F55C3 #532FC3

triadic

#2F55C3 #C32F55 #55C32F

tetradic

#2F55C3 #C32F9F #C39D2F #2FC353

square

#2F55C3 #C32F9F #C39D2F #2FC353

split-complementary

#2F55C3 #C3532F #9FC32F

monochromatic

#172A60 #234092 #2F55C3 #5879D7 #8AA1E3

Accessibility & contrast

On white

6.55

#2F55C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#2F55C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F55C3

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F55C3	#FFFFFF	#000000	##FFFFFF
##2F55C3	1.00	6.55	3.21	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065C7

Deuteranopia (green-blind)

#0057C1

Tritanopia (blue-blind)

#007083

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #2f55c3;
/* rgb */ color: rgb(47, 85, 195);
/* oklch */ color: oklch(48.9% 0.178 265.6);

Tailwind

colors: {
  custom: {
    50: '#7d84d6',
    500: '#2f55c3',
    950: '#000000',
  },
}

SCSS

$custom: #2f55c3;
$custom-light: #7d84d6;
$custom-dark: #000000;

JSON

{
  "hex": "#2f55c3",
  "rgb": {
    "r": 47,
    "g": 85,
    "b": 195
  },
  "hsl": {
    "h": 224.595,
    "s": 61.157,
    "l": 47.451
  },
  "oklch": {
    "l": 0.48922,
    "c": 0.1776,
    "h": 265.6
  },
  "luminance": 0.11041
}

Semantic roles & 50–950 ramp

primary

#2F55C3

secondary

#CDB981

accent

#BB44E4

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #2F55C3

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

Preview Lab → · Contrast checker → · Palette generator →