#2545A2#2545A2

#2545A2 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 42.5% C 0.155 H 265.7°. Best body text is #FFFFFF at 8.57:1 contrast (WCAG AA passes).

Color values

HEX	#2545A2
RGB	rgb(37, 69, 162)
HSL	hsl(225, 63%, 39%)
HSV	hsv(225, 77%, 64%)
CMYK	cmyk(77.2%, 57.4%, 0%, 36.5%)
CIE-LAB	lab(32.39, 22.75, -53.69)
CIE-LCH	lch(32.39, 58.31, 292.97°)
OKLab	oklab(42.55% -0.0118 -0.1549)
OKLCH	oklch(42.55% 0.155 265.7)
XYZ	xyz(9.4104, 7.2571, 35.0802)
Luminance	0.0726 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2545A2 #A28225

analogous

#2584A2 #2545A2 #4425A2

triadic

#2545A2 #A22545 #45A225

tetradic

#2545A2 #A22584 #A28225 #25A244

square

#2545A2 #A22584 #A28225 #25A244

split-complementary

#2545A2 #A24425 #84A225

monochromatic

#0E1B3E #1A3070 #2545A2 #345CD1 #6584DC

Accessibility & contrast

On white

8.57

#2545A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#2545A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2545A2

8.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2545A2	#FFFFFF	#000000	##FFFFFF
##2545A2	1.00	8.57	2.45	8.57
#FFFFFF	8.57	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052A5

Deuteranopia (green-blind)

#0047A0

Tritanopia (blue-blind)

#005C6C

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2545a2;
/* rgb */ color: rgb(37, 69, 162);
/* oklch */ color: oklch(42.5% 0.155 265.7);

Tailwind

colors: {
  custom: {
    50: '#7378be',
    500: '#2545a2',
    950: '#000000',
  },
}

SCSS

$custom: #2545a2;
$custom-light: #7378be;
$custom-dark: #000000;

JSON

{
  "hex": "#2545a2",
  "rgb": {
    "r": 37,
    "g": 69,
    "b": 162
  },
  "hsl": {
    "h": 224.64,
    "s": 62.814,
    "l": 39.02
  },
  "oklch": {
    "l": 0.42548,
    "c": 0.15536,
    "h": 265.7
  },
  "luminance": 0.07258
}

Semantic roles & 50–950 ramp

primary

#2545A2

secondary

#C2A961

accent

#BC42E6

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #2545A2

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

Preview Lab → · Contrast checker → · Palette generator →