#2B4091#2B4091

#2B4091 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.4% C 0.136 H 268.6°. Best body text is #FFFFFF at 9.35:1 contrast (WCAG AA passes).

Color values

HEX	#2B4091
RGB	rgb(43, 64, 145)
HSL	hsl(228, 54%, 37%)
HSV	hsv(228, 70%, 57%)
CMYK	cmyk(70.3%, 55.9%, 0%, 43.1%)
CIE-LAB	lab(29.97, 20.41, -47.26)
CIE-LCH	lch(29.97, 51.48, 293.36°)
OKLab	oklab(40.39% -0.0032 -0.136)
OKLCH	oklch(40.39% 0.136 268.6)
XYZ	xyz(7.9387, 6.2239, 27.5655)
Luminance	0.0622 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4091 #917C2B

analogous

#2B7391 #2B4091 #492B91

triadic

#2B4091 #912B40 #40912B

tetradic

#2B4091 #912B73 #917C2B #2B9149

square

#2B4091 #912B73 #917C2B #2B9149

split-complementary

#2B4091 #91492B #73912B

monochromatic

#0F1633 #1D2B62 #2B4091 #3955C0 #657BD1

Accessibility & contrast

On white

9.35

#2B4091 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#2B4091 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4091

9.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4091	#FFFFFF	#000000	##FFFFFF
##2B4091	1.00	9.35	2.25	9.35
#FFFFFF	9.35	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004B94

Deuteranopia (green-blind)

#00428F

Tritanopia (blue-blind)

#005462

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2b4091;
/* rgb */ color: rgb(43, 64, 145);
/* oklch */ color: oklch(40.4% 0.136 268.6);

Tailwind

colors: {
  custom: {
    50: '#7274b2',
    500: '#2b4091',
    950: '#000000',
  },
}

SCSS

$custom: #2b4091;
$custom-light: #7274b2;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4091",
  "rgb": {
    "r": 43,
    "g": 64,
    "b": 145
  },
  "hsl": {
    "h": 227.647,
    "s": 54.255,
    "l": 36.863
  },
  "oklch": {
    "l": 0.40394,
    "c": 0.13602,
    "h": 268.6
  },
  "luminance": 0.06225
}

Semantic roles & 50–950 ramp

primary

#2B4091

secondary

#B8A660

accent

#BF4ADE

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #2B4091

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

Preview Lab → · Contrast checker → · Palette generator →