#2B3AB6#2B3AB6

#2B3AB6 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.6% C 0.194 H 270.1°. Best body text is #FFFFFF at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#2B3AB6
RGB	rgb(43, 58, 182)
HSL	hsl(234, 62%, 44%)
HSV	hsv(234, 76%, 71%)
CMYK	cmyk(76.4%, 68.1%, 0%, 28.6%)
CIE-LAB	lab(31.61, 38.06, -66.89)
CIE-LCH	lch(31.61, 76.95, 299.64°)
OKLab	oklab(42.59% 0.0002 -0.1936)
OKLCH	oklch(42.59% 0.194 270.1)
XYZ	xyz(10.9499, 6.9159, 45.0047)
Luminance	0.0692 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3AB6 #B6A72B

analogous

#2B80B6 #2B3AB6 #622BB6

triadic

#2B3AB6 #B62B3A #3AB62B

tetradic

#2B3AB6 #B62B80 #B6A72B #2BB662

square

#2B3AB6 #B62B80 #B6A72B #2BB662

split-complementary

#2B3AB6 #B6622B #80B62B

monochromatic

#141A53 #1F2A84 #2B3AB6 #4A59D4 #7B86E0

Accessibility & contrast

On white

8.81

#2B3AB6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#2B3AB6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3AB6

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3AB6	#FFFFFF	#000000	##FFFFFF
##2B3AB6	1.00	8.81	2.38	8.81
#FFFFFF	8.81	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051BA

Deuteranopia (green-blind)

#0044B4

Tritanopia (blue-blind)

#005C73

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2b3ab6;
/* rgb */ color: rgb(43, 58, 182);
/* oklch */ color: oklch(42.6% 0.194 270.1);

Tailwind

colors: {
  custom: {
    50: '#7b70cd',
    500: '#2b3ab6',
    950: '#000000',
  },
}

SCSS

$custom: #2b3ab6;
$custom-light: #7b70cd;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3ab6",
  "rgb": {
    "r": 43,
    "g": 58,
    "b": 182
  },
  "hsl": {
    "h": 233.525,
    "s": 61.778,
    "l": 44.118
  },
  "oklch": {
    "l": 0.42589,
    "c": 0.19358,
    "h": 270.1
  },
  "luminance": 0.06917
}

Semantic roles & 50–950 ramp

primary

#2B3AB6

secondary

#C8BF75

accent

#D343E5

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0714

muted

#7C7A82

Preview Lab

Preview with #2B3AB6

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

Preview Lab → · Contrast checker → · Palette generator →