#2745A4#2745A4

#2745A4 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 42.8% C 0.158 H 266.4°. Best body text is #FFFFFF at 8.49:1 contrast (WCAG AA passes).

Color values

HEX	#2745A4
RGB	rgb(39, 69, 164)
HSL	hsl(226, 62%, 40%)
HSV	hsv(226, 76%, 64%)
CMYK	cmyk(76.2%, 57.9%, 0%, 35.7%)
CIE-LAB	lab(32.63, 23.76, -54.49)
CIE-LCH	lch(32.63, 59.44, 293.56°)
OKLab	oklab(42.8% -0.01 -0.1572)
OKLCH	oklch(42.8% 0.158 266.4)
XYZ	xyz(9.6633, 7.3669, 36.0274)
Luminance	0.0737 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2745A4 #A48627

analogous

#2784A4 #2745A4 #4827A4

triadic

#2745A4 #A42745 #45A427

tetradic

#2745A4 #A42784 #A48627 #27A448

square

#2745A4 #A42784 #A48627 #27A448

split-complementary

#2745A4 #A44827 #84A427

monochromatic

#0F1B41 #1B3073 #2745A4 #385DD0 #6A85DC

Accessibility & contrast

On white

8.49

#2745A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#2745A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2745A4

8.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2745A4	#FFFFFF	#000000	##FFFFFF
##2745A4	1.00	8.49	2.47	8.49
#FFFFFF	8.49	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053A7

Deuteranopia (green-blind)

#0047A2

Tritanopia (blue-blind)

#005D6D

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2745a4;
/* rgb */ color: rgb(39, 69, 164);
/* oklch */ color: oklch(42.8% 0.158 266.4);

Tailwind

colors: {
  custom: {
    50: '#7478c0',
    500: '#2745a4',
    950: '#000000',
  },
}

SCSS

$custom: #2745a4;
$custom-light: #7478c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2745a4",
  "rgb": {
    "r": 39,
    "g": 69,
    "b": 164
  },
  "hsl": {
    "h": 225.6,
    "s": 61.576,
    "l": 39.804
  },
  "oklch": {
    "l": 0.42803,
    "c": 0.15756,
    "h": 266.4
  },
  "luminance": 0.07368
}

Semantic roles & 50–950 ramp

primary

#2745A4

secondary

#C2AC65

accent

#BE43E5

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #2745A4

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

Preview Lab → · Contrast checker → · Palette generator →