#2B5DBC#2B5DBC

#2B5DBC is a mid, vivid blue. Relative luminance 0.120; OKLCH L 49.9% C 0.159 H 261.7°. Best body text is #FFFFFF at 6.19:1 contrast (WCAG AA passes).

Color values

HEX	#2B5DBC
RGB	rgb(43, 93, 188)
HSL	hsl(219, 63%, 45%)
HSV	hsv(219, 77%, 74%)
CMYK	cmyk(77.1%, 50.5%, 0%, 26.3%)
CIE-LAB	lab(41.17, 17.53, -54.84)
CIE-LCH	lch(41.17, 57.58, 287.73°)
OKLab	oklab(49.88% -0.0231 -0.1578)
OKLCH	oklch(49.88% 0.159 261.7)
XYZ	xyz(13.9844, 11.9715, 49.1409)
Luminance	0.1197 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B5DBC #BC8A2B

analogous

#2BA6BC #2B5DBC #412BBC

triadic

#2B5DBC #BC2B5D #5DBC2B

tetradic

#2B5DBC #BC2BA6 #BC8A2B #2BBC41

square

#2B5DBC #BC2BA6 #BC8A2B #2BBC41

split-complementary

#2B5DBC #BC412B #A6BC2B

monochromatic

#142C58 #20448A #2B5DBC #4E7DD6 #80A1E2

Accessibility & contrast

On white

6.19

#2B5DBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#2B5DBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B5DBC

6.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B5DBC	#FFFFFF	#000000	##FFFFFF
##2B5DBC	1.00	6.19	3.39	6.19
#FFFFFF	6.19	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2268BF

Deuteranopia (green-blind)

#005BBA

Tritanopia (blue-blind)

#007483

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #2b5dbc;
/* rgb */ color: rgb(43, 93, 188);
/* oklch */ color: oklch(49.9% 0.159 261.7);

Tailwind

colors: {
  custom: {
    50: '#7a8ad1',
    500: '#2b5dbc',
    950: '#000000',
  },
}

SCSS

$custom: #2b5dbc;
$custom-light: #7a8ad1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b5dbc",
  "rgb": {
    "r": 43,
    "g": 93,
    "b": 188
  },
  "hsl": {
    "h": 219.31,
    "s": 62.771,
    "l": 45.294
  },
  "oklch": {
    "l": 0.49875,
    "c": 0.15946,
    "h": 261.7
  },
  "luminance": 0.11973
}

Semantic roles & 50–950 ramp

primary

#2B5DBC

secondary

#CBAE78

accent

#AD42E6

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #2B5DBC

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

Preview Lab → · Contrast checker → · Palette generator →