#2B4DA2#2B4DA2

#2B4DA2 is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.5% C 0.143 H 264.8°. Best body text is #FFFFFF at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#2B4DA2
RGB	rgb(43, 77, 162)
HSL	hsl(223, 58%, 40%)
HSV	hsv(223, 73%, 64%)
CMYK	cmyk(73.5%, 52.5%, 0%, 36.5%)
CIE-LAB	lab(34.86, 18.14, -49.66)
CIE-LCH	lch(34.86, 52.87, 290.07°)
OKLab	oklab(44.49% -0.0131 -0.1428)
OKLCH	oklch(44.49% 0.143 264.8)
XYZ	xyz(10.1694, 8.4289, 35.2664)
Luminance	0.0843 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4DA2 #A2802B

analogous

#2B89A2 #2B4DA2 #442BA2

triadic

#2B4DA2 #A22B4D #4DA22B

tetradic

#2B4DA2 #A22B89 #A2802B #2BA244

square

#2B4DA2 #A22B89 #A2802B #2BA244

split-complementary

#2B4DA2 #A2442B #89A22B

monochromatic

#111F41 #1E3672 #2B4DA2 #3E67CC #6F8DD9

Accessibility & contrast

On white

7.82

#2B4DA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#2B4DA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4DA2

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4DA2	#FFFFFF	#000000	##FFFFFF
##2B4DA2	1.00	7.82	2.69	7.82
#FFFFFF	7.82	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1658A5

Deuteranopia (green-blind)

#004DA0

Tritanopia (blue-blind)

#006170

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2b4da2;
/* rgb */ color: rgb(43, 77, 162);
/* oklch */ color: oklch(44.5% 0.143 264.8);

Tailwind

colors: {
  custom: {
    50: '#757ebe',
    500: '#2b4da2',
    950: '#000000',
  },
}

SCSS

$custom: #2b4da2;
$custom-light: #757ebe;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4da2",
  "rgb": {
    "r": 43,
    "g": 77,
    "b": 162
  },
  "hsl": {
    "h": 222.857,
    "s": 58.049,
    "l": 40.196
  },
  "oklch": {
    "l": 0.44489,
    "c": 0.14342,
    "h": 264.8
  },
  "luminance": 0.0843
}

Semantic roles & 50–950 ramp

primary

#2B4DA2

secondary

#C0A769

accent

#B547E1

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #2B4DA2

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

Preview Lab → · Contrast checker → · Palette generator →