#2B48A5#2B48A5

#2B48A5 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 43.7% C 0.154 H 266.7°. Best body text is #FFFFFF at 8.16:1 contrast (WCAG AA passes).

Color values

HEX	#2B48A5
RGB	rgb(43, 72, 165)
HSL	hsl(226, 59%, 41%)
HSV	hsv(226, 74%, 65%)
CMYK	cmyk(73.9%, 56.4%, 0%, 35.3%)
CIE-LAB	lab(33.70, 22.63, -53.34)
CIE-LCH	lch(33.70, 57.95, 292.99°)
OKLab	oklab(43.68% -0.0088 -0.1537)
OKLCH	oklch(43.68% 0.154 266.7)
XYZ	xyz(10.1028, 7.8639, 36.5755)
Luminance	0.0786 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B48A5 #A5882B

analogous

#2B85A5 #2B48A5 #4B2BA5

triadic

#2B48A5 #A52B48 #48A52B

tetradic

#2B48A5 #A52B85 #A5882B #2BA54B

square

#2B48A5 #A52B85 #A5882B #2BA54B

split-complementary

#2B48A5 #A54B2B #85A52B

monochromatic

#121E44 #1E3374 #2B48A5 #4062CD #718ADA

Accessibility & contrast

On white

8.16

#2B48A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#2B48A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B48A5

8.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B48A5	#FFFFFF	#000000	##FFFFFF
##2B48A5	1.00	8.16	2.57	8.16
#FFFFFF	8.16	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055A8

Deuteranopia (green-blind)

#004AA3

Tritanopia (blue-blind)

#005F6F

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2b48a5;
/* rgb */ color: rgb(43, 72, 165);
/* oklch */ color: oklch(43.7% 0.154 266.7);

Tailwind

colors: {
  custom: {
    50: '#767ac0',
    500: '#2b48a5',
    950: '#000000',
  },
}

SCSS

$custom: #2b48a5;
$custom-light: #767ac0;
$custom-dark: #000000;

JSON

{
  "hex": "#2b48a5",
  "rgb": {
    "r": 43,
    "g": 72,
    "b": 165
  },
  "hsl": {
    "h": 225.738,
    "s": 58.654,
    "l": 40.784
  },
  "oklch": {
    "l": 0.4368,
    "c": 0.15399,
    "h": 266.7
  },
  "luminance": 0.07865
}

Semantic roles & 50–950 ramp

primary

#2B48A5

secondary

#C1AD6B

accent

#BD46E2

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #2B48A5

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

Preview Lab → · Contrast checker → · Palette generator →