#2644AD#2644AD

#2644AD is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.3% C 0.171 H 266.7°. Best body text is #FFFFFF at 8.36:1 contrast (WCAG AA passes).

Color values

HEX	#2644AD
RGB	rgb(38, 68, 173)
HSL	hsl(227, 64%, 41%)
HSV	hsv(227, 78%, 68%)
CMYK	cmyk(78%, 60.7%, 0%, 32.2%)
CIE-LAB	lab(33.05, 27.76, -59.18)
CIE-LCH	lch(33.05, 65.37, 295.13°)
OKLab	oklab(43.34% -0.0099 -0.171)
OKLCH	oklch(43.34% 0.171 266.7)
XYZ	xyz(10.4066, 7.5623, 40.4383)
Luminance	0.0756 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2644AD #AD8F26

analogous

#2688AD #2644AD #4C26AD

triadic

#2644AD #AD2644 #44AD26

tetradic

#2644AD #AD2688 #AD8F26 #26AD4C

square

#2644AD #AD2688 #AD8F26 #26AD4C

split-complementary

#2644AD #AD4C26 #88AD26

monochromatic

#101D49 #1B307B #2644AD #3C5ED4 #6E87DF

Accessibility & contrast

On white

8.36

#2644AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#2644AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2644AD

8.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2644AD	#FFFFFF	#000000	##FFFFFF
##2644AD	1.00	8.36	2.51	8.36
#FFFFFF	8.36	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B0

Deuteranopia (green-blind)

#0048AB

Tritanopia (blue-blind)

#005F72

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2644ad;
/* rgb */ color: rgb(38, 68, 173);
/* oklch */ color: oklch(43.3% 0.171 266.7);

Tailwind

colors: {
  custom: {
    50: '#7677c6',
    500: '#2644ad',
    950: '#000000',
  },
}

SCSS

$custom: #2644ad;
$custom-light: #7677c6;
$custom-dark: #000000;

JSON

{
  "hex": "#2644ad",
  "rgb": {
    "r": 38,
    "g": 68,
    "b": 173
  },
  "hsl": {
    "h": 226.667,
    "s": 63.981,
    "l": 41.373
  },
  "oklch": {
    "l": 0.43339,
    "c": 0.17134,
    "h": 266.7
  },
  "luminance": 0.07563
}

Semantic roles & 50–950 ramp

primary

#2644AD

secondary

#C6B169

accent

#C241E7

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2644AD

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

Preview Lab → · Contrast checker → · Palette generator →