#2547A2#2547A2

#2547A2 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.0% C 0.153 H 265.0°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#2547A2
RGB	rgb(37, 71, 162)
HSL	hsl(224, 63%, 39%)
HSV	hsv(224, 77%, 64%)
CMYK	cmyk(77.2%, 56.2%, 0%, 36.5%)
CIE-LAB	lab(32.94, 21.40, -52.79)
CIE-LCH	lch(32.94, 56.97, 292.07°)
OKLab	oklab(42.96% -0.0133 -0.1522)
OKLCH	oklch(42.96% 0.153 265)
XYZ	xyz(9.5355, 7.5074, 35.1219)
Luminance	0.0751 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2547A2 #A28025

analogous

#2586A2 #2547A2 #4225A2

triadic

#2547A2 #A22547 #47A225

tetradic

#2547A2 #A22586 #A28025 #25A242

square

#2547A2 #A22586 #A28025 #25A242

split-complementary

#2547A2 #A24225 #86A225

monochromatic

#0E1B3E #1A3170 #2547A2 #345ED1 #6586DC

Accessibility & contrast

On white

8.39

#2547A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#2547A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2547A2

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2547A2	#FFFFFF	#000000	##FFFFFF
##2547A2	1.00	8.39	2.50	8.39
#FFFFFF	8.39	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053A5

Deuteranopia (green-blind)

#0048A0

Tritanopia (blue-blind)

#005D6D

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2547a2;
/* rgb */ color: rgb(37, 71, 162);
/* oklch */ color: oklch(43.0% 0.153 265.0);

Tailwind

colors: {
  custom: {
    50: '#7379be',
    500: '#2547a2',
    950: '#000000',
  },
}

SCSS

$custom: #2547a2;
$custom-light: #7379be;
$custom-dark: #000000;

JSON

{
  "hex": "#2547a2",
  "rgb": {
    "r": 37,
    "g": 71,
    "b": 162
  },
  "hsl": {
    "h": 223.68,
    "s": 62.814,
    "l": 39.02
  },
  "oklch": {
    "l": 0.42962,
    "c": 0.15283,
    "h": 265
  },
  "luminance": 0.07508
}

Semantic roles & 50–950 ramp

primary

#2547A2

secondary

#C2A761

accent

#B942E6

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #2547A2

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

Preview Lab → · Contrast checker → · Palette generator →