#2545AE#2545AE

#2545AE is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.6% C 0.172 H 266.2°. Best body text is #FFFFFF at 8.26:1 contrast (WCAG AA passes).

Color values

HEX	#2545AE
RGB	rgb(37, 69, 174)
HSL	hsl(226, 65%, 41%)
HSV	hsv(226, 79%, 68%)
CMYK	cmyk(78.7%, 60.3%, 0%, 31.8%)
CIE-LAB	lab(33.36, 27.37, -59.28)
CIE-LCH	lch(33.36, 65.30, 294.78°)
OKLab	oklab(43.58% -0.0114 -0.1713)
OKLCH	oklch(43.58% 0.172 266.2)
XYZ	xyz(10.5284, 7.7043, 40.9684)
Luminance	0.0771 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2545AE #AE8E25

analogous

#258AAE #2545AE #4925AE

triadic

#2545AE #AE2545 #45AE25

tetradic

#2545AE #AE258A #AE8E25 #25AE49

square

#2545AE #AE258A #AE8E25 #25AE49

split-complementary

#2545AE #AE4925 #8AAE25

monochromatic

#101D49 #1A317C #2545AE #3B5FD5 #6D88E0

Accessibility & contrast

On white

8.26

#2545AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#2545AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2545AE

8.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2545AE	#FFFFFF	#000000	##FFFFFF
##2545AE	1.00	8.26	2.54	8.26
#FFFFFF	8.26	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B1

Deuteranopia (green-blind)

#0048AC

Tritanopia (blue-blind)

#006073

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2545ae;
/* rgb */ color: rgb(37, 69, 174);
/* oklch */ color: oklch(43.6% 0.172 266.2);

Tailwind

colors: {
  custom: {
    50: '#7678c7',
    500: '#2545ae',
    950: '#000000',
  },
}

SCSS

$custom: #2545ae;
$custom-light: #7678c7;
$custom-dark: #000000;

JSON

{
  "hex": "#2545ae",
  "rgb": {
    "r": 37,
    "g": 69,
    "b": 174
  },
  "hsl": {
    "h": 225.985,
    "s": 64.929,
    "l": 41.373
  },
  "oklch": {
    "l": 0.43581,
    "c": 0.17173,
    "h": 266.2
  },
  "luminance": 0.07706
}

Semantic roles & 50–950 ramp

primary

#2545AE

secondary

#C6B068

accent

#C140E8

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2545AE

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

Preview Lab → · Contrast checker → · Palette generator →