#2545A7#2545A7

#2545A7 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.0% C 0.162 H 265.9°. Best body text is #FFFFFF at 8.44:1 contrast (WCAG AA passes).

Color values

HEX	#2545A7
RGB	rgb(37, 69, 167)
HSL	hsl(225, 64%, 40%)
HSV	hsv(225, 78%, 65%)
CMYK	cmyk(77.8%, 58.7%, 0%, 34.5%)
CIE-LAB	lab(32.78, 24.69, -56.04)
CIE-LCH	lch(32.78, 61.23, 293.77°)
OKLab	oklab(42.97% -0.0115 -0.1618)
OKLCH	oklch(42.97% 0.162 265.9)
XYZ	xyz(9.8637, 7.4385, 37.4676)
Luminance	0.0744 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2545A7 #A78725

analogous

#2586A7 #2545A7 #4625A7

triadic

#2545A7 #A72545 #45A725

tetradic

#2545A7 #A72586 #A78725 #25A746

square

#2545A7 #A72586 #A78725 #25A746

split-complementary

#2545A7 #A74625 #86A725

monochromatic

#0F1C43 #1A3075 #2545A7 #375DD3 #6985DE

Accessibility & contrast

On white

8.44

#2545A7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#2545A7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2545A7

8.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2545A7	#FFFFFF	#000000	##FFFFFF
##2545A7	1.00	8.44	2.49	8.44
#FFFFFF	8.44	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053AA

Deuteranopia (green-blind)

#0047A5

Tritanopia (blue-blind)

#005E6F

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2545a7;
/* rgb */ color: rgb(37, 69, 167);
/* oklch */ color: oklch(43.0% 0.162 265.9);

Tailwind

colors: {
  custom: {
    50: '#7478c2',
    500: '#2545a7',
    950: '#000000',
  },
}

SCSS

$custom: #2545a7;
$custom-light: #7478c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2545a7",
  "rgb": {
    "r": 37,
    "g": 69,
    "b": 167
  },
  "hsl": {
    "h": 225.231,
    "s": 63.725,
    "l": 40
  },
  "oklch": {
    "l": 0.42973,
    "c": 0.16223,
    "h": 265.9
  },
  "luminance": 0.0744
}

Semantic roles & 50–950 ramp

primary

#2545A7

secondary

#C4AC64

accent

#BE41E7

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2545A7

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

Preview Lab → · Contrast checker → · Palette generator →