#2B3089#2B3089

#2B3089 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.5% C 0.146 H 274.1°. Best body text is #FFFFFF at 11.13:1 contrast (WCAG AA passes).

Color values

HEX	#2B3089
RGB	rgb(43, 48, 137)
HSL	hsl(237, 52%, 35%)
HSV	hsv(237, 69%, 54%)
CMYK	cmyk(68.6%, 65%, 0%, 46.3%)
CIE-LAB	lab(25.05, 28.21, -50.32)
CIE-LCH	lch(25.05, 57.69, 299.28°)
OKLab	oklab(36.53% 0.0105 -0.1451)
OKLCH	oklch(36.53% 0.146 274.1)
XYZ	xyz(6.5671, 4.4330, 24.1716)
Luminance	0.0443 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3089 #89842B

analogous

#2B5F89 #2B3089 #552B89

triadic

#2B3089 #892B30 #30892B

tetradic

#2B3089 #892B5F #89842B #2B8955

square

#2B3089 #892B5F #89842B #2B8955

split-complementary

#2B3089 #89552B #5F892B

monochromatic

#0E0F2C #1C205A #2B3089 #3A40B8 #6167CD

Accessibility & contrast

On white

11.13

#2B3089 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#2B3089 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3089

11.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3089	#FFFFFF	#000000	##FFFFFF
##2B3089	1.00	11.13	1.89	11.13
#FFFFFF	11.13	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00408C

Deuteranopia (green-blind)

#003787

Tritanopia (blue-blind)

#004758

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2b3089;
/* rgb */ color: rgb(43, 48, 137);
/* oklch */ color: oklch(36.5% 0.146 274.1);

Tailwind

colors: {
  custom: {
    50: '#7168ac',
    500: '#2b3089',
    950: '#000000',
  },
}

SCSS

$custom: #2b3089;
$custom-light: #7168ac;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3089",
  "rgb": {
    "r": 43,
    "g": 48,
    "b": 137
  },
  "hsl": {
    "h": 236.809,
    "s": 52.222,
    "l": 35.294
  },
  "oklch": {
    "l": 0.36534,
    "c": 0.14552,
    "h": 274.1
  },
  "luminance": 0.04434
}

Semantic roles & 50–950 ramp

primary

#2B3089

secondary

#B3AF5C

accent

#D44CDC

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #2B3089

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

Preview Lab → · Contrast checker → · Palette generator →