#2B3DA2#2B3DA2

#2B3DA2 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.3% C 0.164 H 269.8°. Best body text is #FFFFFF at 9.16:1 contrast (WCAG AA passes).

Color values

HEX	#2B3DA2
RGB	rgb(43, 61, 162)
HSL	hsl(231, 58%, 40%)
HSV	hsv(231, 73%, 64%)
CMYK	cmyk(73.5%, 62.3%, 0%, 36.5%)
CIE-LAB	lab(30.54, 28.83, -56.68)
CIE-LCH	lch(30.54, 63.59, 296.96°)
OKLab	oklab(41.25% -0.0005 -0.1637)
OKLCH	oklch(41.25% 0.164 269.8)
XYZ	xyz(9.1844, 6.4588, 34.9380)
Luminance	0.0646 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3DA2 #A2902B

analogous

#2B79A2 #2B3DA2 #542BA2

triadic

#2B3DA2 #A22B3D #3DA22B

tetradic

#2B3DA2 #A22B79 #A2902B #2BA254

square

#2B3DA2 #A22B79 #A2902B #2BA254

split-complementary

#2B3DA2 #A2542B #79A22B

monochromatic

#111941 #1E2B72 #2B3DA2 #3E54CC #6F7FD9

Accessibility & contrast

On white

9.16

#2B3DA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#2B3DA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3DA2

9.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3DA2	#FFFFFF	#000000	##FFFFFF
##2B3DA2	1.00	9.16	2.29	9.16
#FFFFFF	9.16	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA5

Deuteranopia (green-blind)

#0042A0

Tritanopia (blue-blind)

#005769

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2b3da2;
/* rgb */ color: rgb(43, 61, 162);
/* oklch */ color: oklch(41.3% 0.164 269.8);

Tailwind

colors: {
  custom: {
    50: '#7672be',
    500: '#2b3da2',
    950: '#000000',
  },
}

SCSS

$custom: #2b3da2;
$custom-light: #7672be;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3da2",
  "rgb": {
    "r": 43,
    "g": 61,
    "b": 162
  },
  "hsl": {
    "h": 230.924,
    "s": 58.049,
    "l": 40.196
  },
  "oklch": {
    "l": 0.4125,
    "c": 0.16368,
    "h": 269.8
  },
  "luminance": 0.0646
}

Semantic roles & 50–950 ramp

primary

#2B3DA2

secondary

#C0B369

accent

#CA47E1

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2B3DA2

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

Preview Lab → · Contrast checker → · Palette generator →