#2B2B90#2B2B90

#2B2B90 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.3% C 0.161 H 274.8°. Best body text is #FFFFFF at 11.35:1 contrast (WCAG AA passes).

Color values

HEX	#2B2B90
RGB	rgb(43, 43, 144)
HSL	hsl(240, 54%, 37%)
HSV	hsv(240, 70%, 56%)
CMYK	cmyk(70.1%, 70.1%, 0%, 43.5%)
CIE-LAB	lab(24.49, 33.96, -55.58)
CIE-LCH	lch(24.49, 65.13, 301.42°)
OKLab	oklab(36.33% 0.0136 -0.1606)
OKLCH	oklch(36.33% 0.161 274.8)
XYZ	xyz(6.8925, 4.2543, 26.8381)
Luminance	0.0425 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2B90 #90902B

analogous

#2B5E90 #2B2B90 #5E2B90

triadic

#2B2B90 #902B2B #2B902B

tetradic

#2B2B90 #902B5E #90902B #2B905E

square

#2B2B90 #902B5E #90902B #2B905E

split-complementary

#2B2B90 #905E2B #5E902B

monochromatic

#0F0F32 #1D1D61 #2B2B90 #3939BF #6565D1

Accessibility & contrast

On white

11.35

#2B2B90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#2B2B90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2B90

11.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2B90	#FFFFFF	#000000	##FFFFFF
##2B2B90	1.00	11.35	1.85	11.35
#FFFFFF	11.35	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F93

Deuteranopia (green-blind)

#00358E

Tritanopia (blue-blind)

#00465A

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2b2b90;
/* rgb */ color: rgb(43, 43, 144);
/* oklch */ color: oklch(36.3% 0.161 274.8);

Tailwind

colors: {
  custom: {
    50: '#7365b2',
    500: '#2b2b90',
    950: '#000000',
  },
}

SCSS

$custom: #2b2b90;
$custom-light: #7365b2;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2b90",
  "rgb": {
    "r": 43,
    "g": 43,
    "b": 144
  },
  "hsl": {
    "h": 240,
    "s": 54.011,
    "l": 36.667
  },
  "oklch": {
    "l": 0.36327,
    "c": 0.16114,
    "h": 274.8
  },
  "luminance": 0.04255
}

Semantic roles & 50–950 ramp

primary

#2B2B90

secondary

#B7B760

accent

#DD4ADD

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090511

muted

#7B7A80

Preview Lab

Preview with #2B2B90

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

Preview Lab → · Contrast checker → · Palette generator →