#2B48A1#2B48A1

#2B48A1 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.4% C 0.148 H 266.5°. Best body text is #FFFFFF at 8.25:1 contrast (WCAG AA passes).

Color values

HEX	#2B48A1
RGB	rgb(43, 72, 161)
HSL	hsl(225, 58%, 40%)
HSV	hsv(225, 73%, 63%)
CMYK	cmyk(73.3%, 55.3%, 0%, 36.9%)
CIE-LAB	lab(33.39, 21.11, -51.43)
CIE-LCH	lch(33.39, 55.60, 292.31°)
OKLab	oklab(43.36% -0.009 -0.1481)
OKLCH	oklch(43.36% 0.148 266.5)
XYZ	xyz(9.7444, 7.7205, 34.6880)
Luminance	0.0772 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B48A1 #A1842B

analogous

#2B83A1 #2B48A1 #492BA1

triadic

#2B48A1 #A12B48 #48A12B

tetradic

#2B48A1 #A12B83 #A1842B #2BA149

square

#2B48A1 #A12B83 #A1842B #2BA149

split-complementary

#2B48A1 #A1492B #83A12B

monochromatic

#111D40 #1E3271 #2B48A1 #3E61CB #6E88D8

Accessibility & contrast

On white

8.25

#2B48A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#2B48A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B48A1

8.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B48A1	#FFFFFF	#000000	##FFFFFF
##2B48A1	1.00	8.25	2.54	8.25
#FFFFFF	8.25	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054A4

Deuteranopia (green-blind)

#00499F

Tritanopia (blue-blind)

#005E6D

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2b48a1;
/* rgb */ color: rgb(43, 72, 161);
/* oklch */ color: oklch(43.4% 0.148 266.5);

Tailwind

colors: {
  custom: {
    50: '#757abd',
    500: '#2b48a1',
    950: '#000000',
  },
}

SCSS

$custom: #2b48a1;
$custom-light: #757abd;
$custom-dark: #000000;

JSON

{
  "hex": "#2b48a1",
  "rgb": {
    "r": 43,
    "g": 72,
    "b": 161
  },
  "hsl": {
    "h": 225.254,
    "s": 57.843,
    "l": 40
  },
  "oklch": {
    "l": 0.43355,
    "c": 0.14839,
    "h": 266.5
  },
  "luminance": 0.07722
}

Semantic roles & 50–950 ramp

primary

#2B48A1

secondary

#BFAA69

accent

#BB47E1

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #2B48A1

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

Preview Lab → · Contrast checker → · Palette generator →