#2B4FAA#2B4FAA

#2B4FAA is a mid, vivid blue. Relative luminance 0.090; OKLCH L 45.5% C 0.152 H 264.7°. Best body text is #FFFFFF at 7.50:1 contrast (WCAG AA passes).

Color values

HEX	#2B4FAA
RGB	rgb(43, 79, 170)
HSL	hsl(223, 60%, 42%)
HSV	hsv(223, 75%, 67%)
CMYK	cmyk(74.7%, 53.5%, 0%, 33.3%)
CIE-LAB	lab(36.00, 19.87, -52.60)
CIE-LCH	lch(36.00, 56.23, 290.70°)
OKLab	oklab(45.53% -0.014 -0.1514)
OKLCH	oklch(45.53% 0.152 264.7)
XYZ	xyz(11.0454, 9.0066, 39.1788)
Luminance	0.0901 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4FAA #AA862B

analogous

#2B8FAA #2B4FAA #472BAA

triadic

#2B4FAA #AA2B4F #4FAA2B

tetradic

#2B4FAA #AA2B8F #AA862B #2BAA47

square

#2B4FAA #AA2B8F #AA862B #2BAA47

split-complementary

#2B4FAA #AA472B #8FAA2B

monochromatic

#122248 #1F3879 #2B4FAA #436BCF #7491DC

Accessibility & contrast

On white

7.50

#2B4FAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#2B4FAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4FAA

7.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4FAA	#FFFFFF	#000000	##FFFFFF
##2B4FAA	1.00	7.50	2.80	7.50
#FFFFFF	7.50	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C5BAD

Deuteranopia (green-blind)

#004FA8

Tritanopia (blue-blind)

#006575

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2b4faa;
/* rgb */ color: rgb(43, 79, 170);
/* oklch */ color: oklch(45.5% 0.152 264.7);

Tailwind

colors: {
  custom: {
    50: '#767fc4',
    500: '#2b4faa',
    950: '#000000',
  },
}

SCSS

$custom: #2b4faa;
$custom-light: #767fc4;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4faa",
  "rgb": {
    "r": 43,
    "g": 79,
    "b": 170
  },
  "hsl": {
    "h": 222.992,
    "s": 59.624,
    "l": 41.765
  },
  "oklch": {
    "l": 0.45534,
    "c": 0.15208,
    "h": 264.7
  },
  "luminance": 0.09008
}

Semantic roles & 50–950 ramp

primary

#2B4FAA

secondary

#C3AB6E

accent

#B645E3

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2B4FAA

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

Preview Lab → · Contrast checker → · Palette generator →