#2B3690#2B3690

#2B3690 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.3% C 0.148 H 272.1°. Best body text is #FFFFFF at 10.33:1 contrast (WCAG AA passes).

Color values

HEX	#2B3690
RGB	rgb(43, 54, 144)
HSL	hsl(233, 54%, 37%)
HSV	hsv(233, 70%, 56%)
CMYK	cmyk(70.1%, 62.5%, 0%, 43.5%)
CIE-LAB	lab(27.20, 26.79, -51.15)
CIE-LCH	lch(27.20, 57.75, 297.65°)
OKLab	oklab(38.3% 0.0053 -0.1475)
OKLCH	oklch(38.3% 0.148 272.1)
XYZ	xyz(7.3478, 5.1648, 26.9898)
Luminance	0.0517 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3690 #90852B

analogous

#2B6990 #2B3690 #532B90

triadic

#2B3690 #902B36 #36902B

tetradic

#2B3690 #902B69 #90852B #2B9053

square

#2B3690 #902B69 #90852B #2B9053

split-complementary

#2B3690 #90532B #69902B

monochromatic

#0F1332 #1D2461 #2B3690 #3948BF #6570D1

Accessibility & contrast

On white

10.33

#2B3690 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#2B3690 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3690

10.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3690	#FFFFFF	#000000	##FFFFFF
##2B3690	1.00	10.33	2.03	10.33
#FFFFFF	10.33	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004593

Deuteranopia (green-blind)

#003C8E

Tritanopia (blue-blind)

#004D5D

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2b3690;
/* rgb */ color: rgb(43, 54, 144);
/* oklch */ color: oklch(38.3% 0.148 272.1);

Tailwind

colors: {
  custom: {
    50: '#726db1',
    500: '#2b3690',
    950: '#000000',
  },
}

SCSS

$custom: #2b3690;
$custom-light: #726db1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3690",
  "rgb": {
    "r": 43,
    "g": 54,
    "b": 144
  },
  "hsl": {
    "h": 233.465,
    "s": 54.011,
    "l": 36.667
  },
  "oklch": {
    "l": 0.38302,
    "c": 0.14763,
    "h": 272.1
  },
  "luminance": 0.05166
}

Semantic roles & 50–950 ramp

primary

#2B3690

secondary

#B7AE60

accent

#CD4ADD

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #2B3690

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

Preview Lab → · Contrast checker → · Palette generator →