#2B408F#2B408F

#2B408F is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.2% C 0.133 H 268.5°. Best body text is #FFFFFF at 9.41:1 contrast (WCAG AA passes).

Color values

HEX	#2B408F
RGB	rgb(43, 64, 143)
HSL	hsl(227, 54%, 36%)
HSV	hsv(227, 70%, 56%)
CMYK	cmyk(69.9%, 55.2%, 0%, 43.9%)
CIE-LAB	lab(29.82, 19.65, -46.28)
CIE-LCH	lch(29.82, 50.28, 293.01°)
OKLab	oklab(40.23% -0.0034 -0.1331)
OKLCH	oklch(40.23% 0.133 268.5)
XYZ	xyz(7.7859, 6.1628, 26.7605)
Luminance	0.0616 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B408F #8F7A2B

analogous

#2B728F #2B408F #482B8F

triadic

#2B408F #8F2B40 #408F2B

tetradic

#2B408F #8F2B72 #8F7A2B #2B8F48

square

#2B408F #8F2B72 #8F7A2B #2B8F48

split-complementary

#2B408F #8F482B #728F2B

monochromatic

#0F1631 #1D2B60 #2B408F #3955BE #647BD0

Accessibility & contrast

On white

9.41

#2B408F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#2B408F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B408F

9.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B408F	#FFFFFF	#000000	##FFFFFF
##2B408F	1.00	9.41	2.23	9.41
#FFFFFF	9.41	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#054B92

Deuteranopia (green-blind)

#00428D

Tritanopia (blue-blind)

#005361

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2b408f;
/* rgb */ color: rgb(43, 64, 143);
/* oklch */ color: oklch(40.2% 0.133 268.5);

Tailwind

colors: {
  custom: {
    50: '#7174b0',
    500: '#2b408f',
    950: '#000000',
  },
}

SCSS

$custom: #2b408f;
$custom-light: #7174b0;
$custom-dark: #000000;

JSON

{
  "hex": "#2b408f",
  "rgb": {
    "r": 43,
    "g": 64,
    "b": 143
  },
  "hsl": {
    "h": 227.4,
    "s": 53.763,
    "l": 36.471
  },
  "oklch": {
    "l": 0.40232,
    "c": 0.13312,
    "h": 268.5
  },
  "luminance": 0.06164
}

Semantic roles & 50–950 ramp

primary

#2B408F

secondary

#B7A45F

accent

#BE4BDD

background

#F7F7FA

surface

#EDEDF5

border

#C8C8CF

text

#090811

muted

#7B7B80

Preview Lab

Preview with #2B408F

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

Preview Lab → · Contrast checker → · Palette generator →