#2B3E97#2B3E97

#2B3E97 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.5% C 0.147 H 269.5°. Best body text is #FFFFFF at 9.38:1 contrast (WCAG AA passes).

Color values

HEX	#2B3E97
RGB	rgb(43, 62, 151)
HSL	hsl(229, 56%, 38%)
HSV	hsv(229, 72%, 59%)
CMYK	cmyk(71.5%, 58.9%, 0%, 40.8%)
CIE-LAB	lab(29.89, 24.04, -51.06)
CIE-LCH	lch(29.89, 56.44, 295.21°)
OKLab	oklab(40.48% -0.0013 -0.1472)
OKLCH	oklch(40.48% 0.147 269.5)
XYZ	xyz(8.3029, 6.1924, 30.0298)
Luminance	0.0619 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3E97 #97842B

analogous

#2B7497 #2B3E97 #4E2B97

triadic

#2B3E97 #972B3E #3E972B

tetradic

#2B3E97 #972B74 #97842B #2B974E

square

#2B3E97 #972B74 #97842B #2B974E

split-complementary

#2B3E97 #974E2B #74972B

monochromatic

#101738 #1D2A67 #2B3E97 #3952C7 #687BD4

Accessibility & contrast

On white

9.38

#2B3E97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#2B3E97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3E97

9.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3E97	#FFFFFF	#000000	##FFFFFF
##2B3E97	1.00	9.38	2.24	9.38
#FFFFFF	9.38	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C9A

Deuteranopia (green-blind)

#004295

Tritanopia (blue-blind)

#005464

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2b3e97;
/* rgb */ color: rgb(43, 62, 151);
/* oklch */ color: oklch(40.5% 0.147 269.5);

Tailwind

colors: {
  custom: {
    50: '#7373b6',
    500: '#2b3e97',
    950: '#000000',
  },
}

SCSS

$custom: #2b3e97;
$custom-light: #7373b6;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3e97",
  "rgb": {
    "r": 43,
    "g": 62,
    "b": 151
  },
  "hsl": {
    "h": 229.444,
    "s": 55.67,
    "l": 38.039
  },
  "oklch": {
    "l": 0.40483,
    "c": 0.14718,
    "h": 269.5
  },
  "luminance": 0.06193
}

Semantic roles & 50–950 ramp

primary

#2B3E97

secondary

#BBAB63

accent

#C549DF

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #2B3E97

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

Preview Lab → · Contrast checker → · Palette generator →