#2B3E90#2B3E90

#2B3E90 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 39.9% C 0.137 H 269.4°. Best body text is #FFFFFF at 9.57:1 contrast (WCAG AA passes).

Color values

HEX	#2B3E90
RGB	rgb(43, 62, 144)
HSL	hsl(229, 54%, 37%)
HSV	hsv(229, 70%, 56%)
CMYK	cmyk(70.1%, 56.9%, 0%, 43.5%)
CIE-LAB	lab(29.34, 21.39, -47.67)
CIE-LCH	lch(29.34, 52.25, 294.17°)
OKLab	oklab(39.9% -0.0015 -0.1372)
OKLCH	oklch(39.9% 0.137 269.4)
XYZ	xyz(7.7512, 5.9717, 27.1243)
Luminance	0.0597 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3E90 #907D2B

analogous

#2B7190 #2B3E90 #4B2B90

triadic

#2B3E90 #902B3E #3E902B

tetradic

#2B3E90 #902B71 #907D2B #2B904B

square

#2B3E90 #902B71 #907D2B #2B904B

split-complementary

#2B3E90 #904B2B #71902B

monochromatic

#0F1532 #1D2A61 #2B3E90 #3952BF #6579D1

Accessibility & contrast

On white

9.57

#2B3E90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#2B3E90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3E90

9.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3E90	#FFFFFF	#000000	##FFFFFF
##2B3E90	1.00	9.57	2.19	9.57
#FFFFFF	9.57	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A93

Deuteranopia (green-blind)

#00418E

Tritanopia (blue-blind)

#005260

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2b3e90;
/* rgb */ color: rgb(43, 62, 144);
/* oklch */ color: oklch(39.9% 0.137 269.4);

Tailwind

colors: {
  custom: {
    50: '#7273b1',
    500: '#2b3e90',
    950: '#000000',
  },
}

SCSS

$custom: #2b3e90;
$custom-light: #7273b1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3e90",
  "rgb": {
    "r": 43,
    "g": 62,
    "b": 144
  },
  "hsl": {
    "h": 228.713,
    "s": 54.011,
    "l": 36.667
  },
  "oklch": {
    "l": 0.39897,
    "c": 0.13721,
    "h": 269.4
  },
  "luminance": 0.05972
}

Semantic roles & 50–950 ramp

primary

#2B3E90

secondary

#B7A760

accent

#C24ADD

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #2B3E90

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

Preview Lab → · Contrast checker → · Palette generator →