#2544A7#2544A7

#2544A7 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 42.8% C 0.163 H 266.2°. Best body text is #FFFFFF at 8.52:1 contrast (WCAG AA passes).

Color values

HEX	#2544A7
RGB	rgb(37, 68, 167)
HSL	hsl(226, 64%, 40%)
HSV	hsv(226, 78%, 65%)
CMYK	cmyk(77.8%, 59.3%, 0%, 34.5%)
CIE-LAB	lab(32.52, 25.36, -56.48)
CIE-LCH	lch(32.52, 61.91, 294.18°)
OKLab	oklab(42.77% -0.0109 -0.1631)
OKLCH	oklch(42.77% 0.163 266.2)
XYZ	xyz(9.8027, 7.3165, 37.4473)
Luminance	0.0732 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2544A7 #A78825

analogous

#2585A7 #2544A7 #4725A7

triadic

#2544A7 #A72544 #44A725

tetradic

#2544A7 #A72585 #A78825 #25A747

square

#2544A7 #A72585 #A78825 #25A747

split-complementary

#2544A7 #A74725 #85A725

monochromatic

#0F1B43 #1A3075 #2544A7 #375CD3 #6985DE

Accessibility & contrast

On white

8.52

#2544A7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#2544A7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2544A7

8.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2544A7	#FFFFFF	#000000	##FFFFFF
##2544A7	1.00	8.52	2.46	8.52
#FFFFFF	8.52	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053AA

Deuteranopia (green-blind)

#0047A5

Tritanopia (blue-blind)

#005D6F

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2544a7;
/* rgb */ color: rgb(37, 68, 167);
/* oklch */ color: oklch(42.8% 0.163 266.2);

Tailwind

colors: {
  custom: {
    50: '#7477c2',
    500: '#2544a7',
    950: '#000000',
  },
}

SCSS

$custom: #2544a7;
$custom-light: #7477c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2544a7",
  "rgb": {
    "r": 37,
    "g": 68,
    "b": 167
  },
  "hsl": {
    "h": 225.692,
    "s": 63.725,
    "l": 40
  },
  "oklch": {
    "l": 0.42772,
    "c": 0.16348,
    "h": 266.2
  },
  "luminance": 0.07318
}

Semantic roles & 50–950 ramp

primary

#2544A7

secondary

#C4AD64

accent

#BF41E7

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2544A7

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

Preview Lab → · Contrast checker → · Palette generator →