#2B48A3#2B48A3

#2B48A3 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.5% C 0.151 H 266.6°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#2B48A3
RGB	rgb(43, 72, 163)
HSL	hsl(226, 58%, 40%)
HSV	hsv(226, 74%, 64%)
CMYK	cmyk(73.6%, 55.8%, 0%, 36.1%)
CIE-LAB	lab(33.55, 21.87, -52.39)
CIE-LCH	lch(33.55, 56.77, 292.66°)
OKLab	oklab(43.52% -0.0089 -0.1509)
OKLCH	oklch(43.52% 0.151 266.6)
XYZ	xyz(9.9222, 7.7916, 35.6242)
Luminance	0.0779 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B48A3 #A3862B

analogous

#2B84A3 #2B48A3 #4A2BA3

triadic

#2B48A3 #A32B48 #48A32B

tetradic

#2B48A3 #A32B84 #A3862B #2BA34A

square

#2B48A3 #A32B84 #A3862B #2BA34A

split-complementary

#2B48A3 #A34A2B #84A32B

monochromatic

#111D42 #1E3373 #2B48A3 #3F61CC #6F89D9

Accessibility & contrast

On white

8.21

#2B48A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#2B48A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B48A3

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B48A3	#FFFFFF	#000000	##FFFFFF
##2B48A3	1.00	8.21	2.56	8.21
#FFFFFF	8.21	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055A6

Deuteranopia (green-blind)

#004AA1

Tritanopia (blue-blind)

#005E6E

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2b48a3;
/* rgb */ color: rgb(43, 72, 163);
/* oklch */ color: oklch(43.5% 0.151 266.6);

Tailwind

colors: {
  custom: {
    50: '#757abf',
    500: '#2b48a3',
    950: '#000000',
  },
}

SCSS

$custom: #2b48a3;
$custom-light: #757abf;
$custom-dark: #000000;

JSON

{
  "hex": "#2b48a3",
  "rgb": {
    "r": 43,
    "g": 72,
    "b": 163
  },
  "hsl": {
    "h": 225.5,
    "s": 58.252,
    "l": 40.392
  },
  "oklch": {
    "l": 0.43517,
    "c": 0.1512,
    "h": 266.6
  },
  "luminance": 0.07793
}

Semantic roles & 50–950 ramp

primary

#2B48A3

secondary

#C0AB6A

accent

#BC46E1

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #2B48A3

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

Preview Lab → · Contrast checker → · Palette generator →