#2B5FC6#2B5FC6

#2B5FC6 is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.0% C 0.171 H 262.1°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#2B5FC6
RGB	rgb(43, 95, 198)
HSL	hsl(220, 64%, 47%)
HSV	hsv(220, 78%, 78%)
CMYK	cmyk(78.3%, 52%, 0%, 22.4%)
CIE-LAB	lab(42.42, 20.05, -58.63)
CIE-LCH	lch(42.42, 61.96, 288.88°)
OKLab	oklab(51.05% -0.0234 -0.1689)
OKLCH	oklch(51.05% 0.171 262.1)
XYZ	xyz(15.2778, 12.7734, 55.0755)
Luminance	0.1278 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B5FC6 #C6922B

analogous

#2BACC6 #2B5FC6 #452BC6

triadic

#2B5FC6 #C62B5F #5FC62B

tetradic

#2B5FC6 #C62BAC #C6922B #2BC645

square

#2B5FC6 #C62BAC #C6922B #2BC645

split-complementary

#2B5FC6 #C6452B #ACC62B

monochromatic

#152F61 #204794 #2B5FC6 #5481DA #87A6E5

Accessibility & contrast

On white

5.91

#2B5FC6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#2B5FC6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B5FC6

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B5FC6	#FFFFFF	#000000	##FFFFFF
##2B5FC6	1.00	5.91	3.56	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#176CCA

Deuteranopia (green-blind)

#005DC4

Tritanopia (blue-blind)

#007889

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #2b5fc6;
/* rgb */ color: rgb(43, 95, 198);
/* oklch */ color: oklch(51.0% 0.171 262.1);

Tailwind

colors: {
  custom: {
    50: '#7c8bd8',
    500: '#2b5fc6',
    950: '#000000',
  },
}

SCSS

$custom: #2b5fc6;
$custom-light: #7c8bd8;
$custom-dark: #000000;

JSON

{
  "hex": "#2b5fc6",
  "rgb": {
    "r": 43,
    "g": 95,
    "b": 198
  },
  "hsl": {
    "h": 219.871,
    "s": 64.315,
    "l": 47.255
  },
  "oklch": {
    "l": 0.51048,
    "c": 0.17051,
    "h": 262.1
  },
  "luminance": 0.12775
}

Semantic roles & 50–950 ramp

primary

#2B5FC6

secondary

#CEB47F

accent

#AF40E7

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C15

muted

#7C7D83

Preview Lab

Preview with #2B5FC6

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

Preview Lab → · Contrast checker → · Palette generator →