#2745A1#2745A1

#2745A1 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 42.6% C 0.153 H 266.2°. Best body text is #FFFFFF at 8.56:1 contrast (WCAG AA passes).

Color values

HEX	#2745A1
RGB	rgb(39, 69, 161)
HSL	hsl(225, 61%, 39%)
HSV	hsv(225, 76%, 63%)
CMYK	cmyk(75.8%, 57.1%, 0%, 36.9%)
CIE-LAB	lab(32.39, 22.61, -53.07)
CIE-LCH	lch(32.39, 57.68, 293.07°)
OKLab	oklab(42.55% -0.0101 -0.1531)
OKLCH	oklch(42.55% 0.153 266.2)
XYZ	xyz(9.3956, 7.2598, 34.6174)
Luminance	0.0726 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2745A1 #A18327

analogous

#2782A1 #2745A1 #4627A1

triadic

#2745A1 #A12745 #45A127

tetradic

#2745A1 #A12782 #A18327 #27A146

square

#2745A1 #A12782 #A18327 #27A146

split-complementary

#2745A1 #A14627 #82A127

monochromatic

#0F1B3E #1B3070 #2745A1 #375CCE #6884DA

Accessibility & contrast

On white

8.56

#2745A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#2745A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2745A1

8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2745A1	#FFFFFF	#000000	##FFFFFF
##2745A1	1.00	8.56	2.45	8.56
#FFFFFF	8.56	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052A4

Deuteranopia (green-blind)

#00479F

Tritanopia (blue-blind)

#005C6C

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2745a1;
/* rgb */ color: rgb(39, 69, 161);
/* oklch */ color: oklch(42.6% 0.153 266.2);

Tailwind

colors: {
  custom: {
    50: '#7378be',
    500: '#2745a1',
    950: '#000000',
  },
}

SCSS

$custom: #2745a1;
$custom-light: #7378be;
$custom-dark: #000000;

JSON

{
  "hex": "#2745a1",
  "rgb": {
    "r": 39,
    "g": 69,
    "b": 161
  },
  "hsl": {
    "h": 225.246,
    "s": 61,
    "l": 39.216
  },
  "oklch": {
    "l": 0.42551,
    "c": 0.1534,
    "h": 266.2
  },
  "luminance": 0.07261
}

Semantic roles & 50–950 ramp

primary

#2745A1

secondary

#C0AA63

accent

#BD44E4

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #2745A1

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

Preview Lab → · Contrast checker → · Palette generator →