#2B4BA5#2B4BA5

#2B4BA5 is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.3% C 0.150 H 265.7°. Best body text is #FFFFFF at 7.92:1 contrast (WCAG AA passes).

Color values

HEX	#2B4BA5
RGB	rgb(43, 75, 165)
HSL	hsl(224, 59%, 41%)
HSV	hsv(224, 74%, 65%)
CMYK	cmyk(73.9%, 54.5%, 0%, 35.3%)
CIE-LAB	lab(34.52, 20.63, -52.01)
CIE-LCH	lch(34.52, 55.95, 291.63°)
OKLab	oklab(44.3% -0.0112 -0.1498)
OKLCH	oklch(44.3% 0.15 265.7)
XYZ	xyz(10.3015, 8.2613, 36.6417)
Luminance	0.0826 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4BA5 #A5852B

analogous

#2B88A5 #2B4BA5 #482BA5

triadic

#2B4BA5 #A52B4B #4BA52B

tetradic

#2B4BA5 #A52B88 #A5852B #2BA548

square

#2B4BA5 #A52B88 #A5852B #2BA548

split-complementary

#2B4BA5 #A5482B #88A52B

monochromatic

#121F44 #1E3574 #2B4BA5 #4065CD #718CDA

Accessibility & contrast

On white

7.92

#2B4BA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#2B4BA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4BA5

7.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4BA5	#FFFFFF	#000000	##FFFFFF
##2B4BA5	1.00	7.92	2.65	7.92
#FFFFFF	7.92	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0257A8

Deuteranopia (green-blind)

#004CA3

Tritanopia (blue-blind)

#006170

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2b4ba5;
/* rgb */ color: rgb(43, 75, 165);
/* oklch */ color: oklch(44.3% 0.150 265.7);

Tailwind

colors: {
  custom: {
    50: '#757cc0',
    500: '#2b4ba5',
    950: '#000000',
  },
}

SCSS

$custom: #2b4ba5;
$custom-light: #757cc0;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4ba5",
  "rgb": {
    "r": 43,
    "g": 75,
    "b": 165
  },
  "hsl": {
    "h": 224.262,
    "s": 58.654,
    "l": 40.784
  },
  "oklch": {
    "l": 0.44301,
    "c": 0.15018,
    "h": 265.7
  },
  "luminance": 0.08262
}

Semantic roles & 50–950 ramp

primary

#2B4BA5

secondary

#C1AA6B

accent

#B946E2

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #2B4BA5

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

Preview Lab → · Contrast checker → · Palette generator →