#2B559C#2B559C

#2B559C is a mid, vivid blue. Relative luminance 0.094; OKLCH L 45.8% C 0.125 H 260.2°. Best body text is #FFFFFF at 7.29:1 contrast (WCAG AA passes).

Color values

HEX	#2B559C
RGB	rgb(43, 85, 156)
HSL	hsl(218, 57%, 39%)
HSV	hsv(218, 72%, 61%)
CMYK	cmyk(72.4%, 45.5%, 0%, 38.8%)
CIE-LAB	lab(36.76, 10.52, -43.00)
CIE-LCH	lch(36.76, 44.27, 283.75°)
OKLab	oklab(45.81% -0.0212 -0.1231)
OKLCH	oklch(45.81% 0.125 260.2)
XYZ	xyz(10.2434, 9.4098, 32.7225)
Luminance	0.0941 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B559C #9C722B

analogous

#2B8E9C #2B559C #3A2B9C

triadic

#2B559C #9C2B55 #559C2B

tetradic

#2B559C #9C2B8E #9C722B #2B9C3A

square

#2B559C #9C2B8E #9C722B #2B9C3A

split-complementary

#2B559C #9C3A2B #8E9C2B

monochromatic

#11213C #1E3B6C #2B559C #3B70C9 #6B93D6

Accessibility & contrast

On white

7.29

#2B559C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#2B559C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B559C

7.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B559C	#FFFFFF	#000000	##FFFFFF
##2B559C	1.00	7.29	2.88	7.29
#FFFFFF	7.29	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#315C9F

Deuteranopia (green-blind)

#1B529B

Tritanopia (blue-blind)

#006671

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #2b559c;
/* rgb */ color: rgb(43, 85, 156);
/* oklch */ color: oklch(45.8% 0.125 260.2);

Tailwind

colors: {
  custom: {
    50: '#7384ba',
    500: '#2b559c',
    950: '#000000',
  },
}

SCSS

$custom: #2b559c;
$custom-light: #7384ba;
$custom-dark: #000000;

JSON

{
  "hex": "#2b559c",
  "rgb": {
    "r": 43,
    "g": 85,
    "b": 156
  },
  "hsl": {
    "h": 217.699,
    "s": 56.784,
    "l": 39.02
  },
  "oklch": {
    "l": 0.45814,
    "c": 0.12489,
    "h": 260.2
  },
  "luminance": 0.09411
}

Semantic roles & 50–950 ramp

primary

#2B559C

secondary

#BD9D66

accent

#A748E0

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #2B559C

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

Preview Lab → · Contrast checker → · Palette generator →