#2B3CA2#2B3CA2

#2B3CA2 is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.1% C 0.165 H 270.1°. Best body text is #FFFFFF at 9.25:1 contrast (WCAG AA passes).

Color values

HEX	#2B3CA2
RGB	rgb(43, 60, 162)
HSL	hsl(231, 58%, 40%)
HSV	hsv(231, 73%, 64%)
CMYK	cmyk(73.5%, 63%, 0%, 36.5%)
CIE-LAB	lab(30.29, 29.49, -57.10)
CIE-LCH	lch(30.29, 64.26, 297.32°)
OKLab	oklab(41.06% 0.0002 -0.1649)
OKLCH	oklch(41.06% 0.165 270.1)
XYZ	xyz(9.1315, 6.3530, 34.9204)
Luminance	0.0635 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3CA2 #A2912B

analogous

#2B77A2 #2B3CA2 #562BA2

triadic

#2B3CA2 #A22B3C #3CA22B

tetradic

#2B3CA2 #A22B77 #A2912B #2BA256

square

#2B3CA2 #A22B77 #A2912B #2BA256

split-complementary

#2B3CA2 #A2562B #77A22B

monochromatic

#111841 #1E2A72 #2B3CA2 #3E53CC #6F7ED9

Accessibility & contrast

On white

9.25

#2B3CA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#2B3CA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3CA2

9.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3CA2	#FFFFFF	#000000	##FFFFFF
##2B3CA2	1.00	9.25	2.27	9.25
#FFFFFF	9.25	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DA5

Deuteranopia (green-blind)

#0042A0

Tritanopia (blue-blind)

#005669

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2b3ca2;
/* rgb */ color: rgb(43, 60, 162);
/* oklch */ color: oklch(41.1% 0.165 270.1);

Tailwind

colors: {
  custom: {
    50: '#7671be',
    500: '#2b3ca2',
    950: '#000000',
  },
}

SCSS

$custom: #2b3ca2;
$custom-light: #7671be;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3ca2",
  "rgb": {
    "r": 43,
    "g": 60,
    "b": 162
  },
  "hsl": {
    "h": 231.429,
    "s": 58.049,
    "l": 40.196
  },
  "oklch": {
    "l": 0.41061,
    "c": 0.16492,
    "h": 270.1
  },
  "luminance": 0.06354
}

Semantic roles & 50–950 ramp

primary

#2B3CA2

secondary

#C0B369

accent

#CB47E1

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2B3CA2

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

Preview Lab → · Contrast checker → · Palette generator →