#2E5FCB#2E5FCB

#2E5FCB is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.5% C 0.176 H 263.2°. Best body text is #FFFFFF at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#2E5FCB
RGB	rgb(46, 95, 203)
HSL	hsl(221, 63%, 49%)
HSV	hsv(221, 77%, 80%)
CMYK	cmyk(77.3%, 53.2%, 0%, 20.4%)
CIE-LAB	lab(42.88, 22.27, -60.77)
CIE-LCH	lch(42.88, 64.72, 290.12°)
OKLab	oklab(51.54% -0.0208 -0.1751)
OKLCH	oklch(51.54% 0.176 263.2)
XYZ	xyz(15.9946, 13.0752, 58.1691)
Luminance	0.1308 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E5FCB #CB9A2E

analogous

#2EAECB #2E5FCB #4C2ECB

triadic

#2E5FCB #CB2E5F #5FCB2E

tetradic

#2E5FCB #CB2EAE #CB9A2E #2ECB4C

square

#2E5FCB #CB2EAE #CB9A2E #2ECB4C

split-complementary

#2E5FCB #CB4C2E #AECB2E

monochromatic

#173067 #234899 #2E5FCB #5C83DA #8EA9E5

Accessibility & contrast

On white

5.81

#2E5FCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#2E5FCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2E5FCB

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E5FCB	#FFFFFF	#000000	##FFFFFF
##2E5FCB	1.00	5.81	3.62	5.81
#FFFFFF	5.81	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#076DCF

Deuteranopia (green-blind)

#005EC9

Tritanopia (blue-blind)

#00798C

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #2e5fcb;
/* rgb */ color: rgb(46, 95, 203);
/* oklch */ color: oklch(51.5% 0.176 263.2);

Tailwind

colors: {
  custom: {
    50: '#7e8bdc',
    500: '#2e5fcb',
    950: '#000000',
  },
}

SCSS

$custom: #2e5fcb;
$custom-light: #7e8bdc;
$custom-dark: #000000;

JSON

{
  "hex": "#2e5fcb",
  "rgb": {
    "r": 46,
    "g": 95,
    "b": 203
  },
  "hsl": {
    "h": 221.274,
    "s": 63.052,
    "l": 48.824
  },
  "oklch": {
    "l": 0.51536,
    "c": 0.17638,
    "h": 263.2
  },
  "luminance": 0.13077
}

Semantic roles & 50–950 ramp

primary

#2E5FCB

secondary

#D0B885

accent

#B342E6

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #2E5FCB

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

Preview Lab → · Contrast checker → · Palette generator →