#2548AE#2548AE

#2548AE is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.2% C 0.168 H 265.4°. Best body text is #FFFFFF at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#2548AE
RGB	rgb(37, 72, 174)
HSL	hsl(225, 65%, 41%)
HSV	hsv(225, 79%, 68%)
CMYK	cmyk(78.7%, 58.6%, 0%, 31.8%)
CIE-LAB	lab(34.15, 25.37, -57.99)
CIE-LCH	lch(34.15, 63.30, 293.63°)
OKLab	oklab(44.18% -0.0133 -0.1675)
OKLCH	oklch(44.18% 0.168 265.4)
XYZ	xyz(10.7176, 8.0828, 41.0315)
Luminance	0.0808 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2548AE #AE8B25

analogous

#258DAE #2548AE #4725AE

triadic

#2548AE #AE2548 #48AE25

tetradic

#2548AE #AE258D #AE8B25 #25AE47

square

#2548AE #AE258D #AE8B25 #25AE47

split-complementary

#2548AE #AE4725 #8DAE25

monochromatic

#101E49 #1A337C #2548AE #3B62D5 #6D8BE0

Accessibility & contrast

On white

8.03

#2548AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#2548AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2548AE

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2548AE	#FFFFFF	#000000	##FFFFFF
##2548AE	1.00	8.03	2.62	8.03
#FFFFFF	8.03	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B1

Deuteranopia (green-blind)

#004AAC

Tritanopia (blue-blind)

#006274

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2548ae;
/* rgb */ color: rgb(37, 72, 174);
/* oklch */ color: oklch(44.2% 0.168 265.4);

Tailwind

colors: {
  custom: {
    50: '#767ac7',
    500: '#2548ae',
    950: '#000000',
  },
}

SCSS

$custom: #2548ae;
$custom-light: #767ac7;
$custom-dark: #000000;

JSON

{
  "hex": "#2548ae",
  "rgb": {
    "r": 37,
    "g": 72,
    "b": 174
  },
  "hsl": {
    "h": 224.672,
    "s": 64.929,
    "l": 41.373
  },
  "oklch": {
    "l": 0.44176,
    "c": 0.16803,
    "h": 265.4
  },
  "luminance": 0.08084
}

Semantic roles & 50–950 ramp

primary

#2548AE

secondary

#C6AE68

accent

#BD40E8

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2548AE

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

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