#2B4AA8#2B4AA8

#2B4AA8 is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.3% C 0.156 H 266.3°. Best body text is #FFFFFF at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#2B4AA8
RGB	rgb(43, 74, 168)
HSL	hsl(225, 59%, 41%)
HSV	hsv(225, 74%, 66%)
CMYK	cmyk(74.4%, 56%, 0%, 34.1%)
CIE-LAB	lab(34.47, 22.44, -53.88)
CIE-LCH	lch(34.47, 58.37, 292.61°)
OKLab	oklab(44.34% -0.0102 -0.1553)
OKLCH	oklch(44.34% 0.156 266.3)
XYZ	xyz(10.5104, 8.2372, 38.0742)
Luminance	0.0824 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4AA8 #A8892B

analogous

#2B89A8 #2B4AA8 #4B2BA8

triadic

#2B4AA8 #A82B4A #4AA82B

tetradic

#2B4AA8 #A82B89 #A8892B #2BA84B

square

#2B4AA8 #A82B89 #A8892B #2BA84B

split-complementary

#2B4AA8 #A84B2B #89A82B

monochromatic

#121F47 #1F3577 #2B4AA8 #4265CF #728CDB

Accessibility & contrast

On white

7.93

#2B4AA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#2B4AA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4AA8

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4AA8	#FFFFFF	#000000	##FFFFFF
##2B4AA8	1.00	7.93	2.65	7.93
#FFFFFF	7.93	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057AB

Deuteranopia (green-blind)

#004CA6

Tritanopia (blue-blind)

#006171

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2b4aa8;
/* rgb */ color: rgb(43, 74, 168);
/* oklch */ color: oklch(44.3% 0.156 266.3);

Tailwind

colors: {
  custom: {
    50: '#767cc3',
    500: '#2b4aa8',
    950: '#000000',
  },
}

SCSS

$custom: #2b4aa8;
$custom-light: #767cc3;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4aa8",
  "rgb": {
    "r": 43,
    "g": 74,
    "b": 168
  },
  "hsl": {
    "h": 225.12,
    "s": 59.242,
    "l": 41.373
  },
  "oklch": {
    "l": 0.44335,
    "c": 0.15562,
    "h": 266.3
  },
  "luminance": 0.08238
}

Semantic roles & 50–950 ramp

primary

#2B4AA8

secondary

#C2AD6C

accent

#BB45E2

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #2B4AA8

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

Preview Lab → · Contrast checker → · Palette generator →