#2B5EBB#2B5EBB

#2B5EBB is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.0% C 0.157 H 261.2°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#2B5EBB
RGB	rgb(43, 94, 187)
HSL	hsl(219, 63%, 45%)
HSV	hsv(219, 77%, 73%)
CMYK	cmyk(77%, 49.7%, 0%, 26.7%)
CIE-LAB	lab(41.38, 16.50, -53.92)
CIE-LCH	lch(41.38, 56.38, 287.02°)
OKLab	oklab(50.02% -0.024 -0.155)
OKLCH	oklch(50.02% 0.157 261.2)
XYZ	xyz(13.9654, 12.1053, 48.6046)
Luminance	0.1211 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B5EBB #BB882B

analogous

#2BA6BB #2B5EBB #402BBB

triadic

#2B5EBB #BB2B5E #5EBB2B

tetradic

#2B5EBB #BB2BA6 #BB882B #2BBB40

square

#2B5EBB #BB2BA6 #BB882B #2BBB40

split-complementary

#2B5EBB #BB402B #A6BB2B

monochromatic

#142C57 #204589 #2B5EBB #4D7ED6 #7FA2E2

Accessibility & contrast

On white

6.14

#2B5EBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#2B5EBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B5EBB

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B5EBB	#FFFFFF	#000000	##FFFFFF
##2B5EBB	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2669BE

Deuteranopia (green-blind)

#005BB9

Tritanopia (blue-blind)

#007483

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #2b5ebb;
/* rgb */ color: rgb(43, 94, 187);
/* oklch */ color: oklch(50.0% 0.157 261.2);

Tailwind

colors: {
  custom: {
    50: '#798bd0',
    500: '#2b5ebb',
    950: '#000000',
  },
}

SCSS

$custom: #2b5ebb;
$custom-light: #798bd0;
$custom-dark: #000000;

JSON

{
  "hex": "#2b5ebb",
  "rgb": {
    "r": 43,
    "g": 94,
    "b": 187
  },
  "hsl": {
    "h": 218.75,
    "s": 62.609,
    "l": 45.098
  },
  "oklch": {
    "l": 0.50015,
    "c": 0.15688,
    "h": 261.2
  },
  "luminance": 0.12107
}

Semantic roles & 50–950 ramp

primary

#2B5EBB

secondary

#CAAD78

accent

#AC42E6

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #2B5EBB

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

Preview Lab → · Contrast checker → · Palette generator →