#2544C4#2544C4

#2544C4 is a mid, highly saturated blue. Relative luminance 0.085; OKLCH L 45.4% C 0.202 H 266.9°. Best body text is #FFFFFF at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#2544C4
RGB	rgb(37, 68, 196)
HSL	hsl(228, 68%, 46%)
HSV	hsv(228, 81%, 77%)
CMYK	cmyk(81.1%, 65.3%, 0%, 23.1%)
CIE-LAB	lab(35.03, 36.28, -69.53)
CIE-LCH	lch(35.03, 78.43, 297.56°)
OKLab	oklab(45.41% -0.0111 -0.2014)
OKLCH	oklch(45.41% 0.202 266.9)
XYZ	xyz(12.7904, 8.5116, 53.1826)
Luminance	0.0851 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2544C4 #C4A525

analogous

#2593C4 #2544C4 #5525C4

triadic

#2544C4 #C42544 #44C425

tetradic

#2544C4 #C42593 #C4A525 #25C455

square

#2544C4 #C42593 #C4A525 #25C455

split-complementary

#2544C4 #C45525 #93C425

monochromatic

#12205D #1B3291 #2544C4 #4966DD #7D92E6

Accessibility & contrast

On white

7.77

#2544C4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#2544C4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2544C4

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2544C4	#FFFFFF	#000000	##FFFFFF
##2544C4	1.00	7.77	2.70	7.77
#FFFFFF	7.77	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AC8

Deuteranopia (green-blind)

#004BC2

Tritanopia (blue-blind)

#00667E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2544c4;
/* rgb */ color: rgb(37, 68, 196);
/* oklch */ color: oklch(45.4% 0.202 266.9);

Tailwind

colors: {
  custom: {
    50: '#7c77d7',
    500: '#2544c4',
    950: '#000000',
  },
}

SCSS

$custom: #2544c4;
$custom-light: #7c77d7;
$custom-dark: #000000;

JSON

{
  "hex": "#2544c4",
  "rgb": {
    "r": 37,
    "g": 68,
    "b": 196
  },
  "hsl": {
    "h": 228.302,
    "s": 68.24,
    "l": 45.686
  },
  "oklch": {
    "l": 0.45405,
    "c": 0.20166,
    "h": 266.9
  },
  "luminance": 0.08513
}

Semantic roles & 50–950 ramp

primary

#2544C4

secondary

#CFBD76

accent

#C93DEB

background

#F8F7FD

surface

#EFEDFA

border

#CAC8D3

text

#0B0815

muted

#7C7B83

Preview Lab

Preview with #2544C4

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

Preview Lab → · Contrast checker → · Palette generator →