#2B559E#2B559E

#2B559E is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.0% C 0.128 H 260.6°. Best body text is #FFFFFF at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#2B559E
RGB	rgb(43, 85, 158)
HSL	hsl(218, 57%, 39%)
HSV	hsv(218, 73%, 62%)
CMYK	cmyk(72.8%, 46.2%, 0%, 38%)
CIE-LAB	lab(36.89, 11.29, -43.99)
CIE-LCH	lch(36.89, 45.42, 284.39°)
OKLab	oklab(45.95% -0.0208 -0.126)
OKLCH	oklch(45.95% 0.128 260.6)
XYZ	xyz(10.4141, 9.4781, 33.6217)
Luminance	0.0948 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B559E #9E742B

analogous

#2B8F9E #2B559E #3B2B9E

triadic

#2B559E #9E2B55 #559E2B

tetradic

#2B559E #9E2B8F #9E742B #2B9E3B

square

#2B559E #9E2B8F #9E742B #2B9E3B

split-complementary

#2B559E #9E3B2B #8F9E2B

monochromatic

#11213E #1E3B6E #2B559E #3C70CA #6C93D7

Accessibility & contrast

On white

7.25

#2B559E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#2B559E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B559E

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B559E	#FFFFFF	#000000	##FFFFFF
##2B559E	1.00	7.25	2.90	7.25
#FFFFFF	7.25	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#305CA1

Deuteranopia (green-blind)

#18529D

Tritanopia (blue-blind)

#006672

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #2b559e;
/* rgb */ color: rgb(43, 85, 158);
/* oklch */ color: oklch(46.0% 0.128 260.6);

Tailwind

colors: {
  custom: {
    50: '#7384bb',
    500: '#2b559e',
    950: '#000000',
  },
}

SCSS

$custom: #2b559e;
$custom-light: #7384bb;
$custom-dark: #000000;

JSON

{
  "hex": "#2b559e",
  "rgb": {
    "r": 43,
    "g": 85,
    "b": 158
  },
  "hsl": {
    "h": 218.087,
    "s": 57.214,
    "l": 39.412
  },
  "oklch": {
    "l": 0.45953,
    "c": 0.12772,
    "h": 260.6
  },
  "luminance": 0.09479
}

Semantic roles & 50–950 ramp

primary

#2B559E

secondary

#BE9E67

accent

#A947E0

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2B559E

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

Preview Lab → · Contrast checker → · Palette generator →