#2745A9#2745A9

#2745A9 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.2% C 0.164 H 266.6°. Best body text is #FFFFFF at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#2745A9
RGB	rgb(39, 69, 169)
HSL	hsl(226, 63%, 41%)
HSV	hsv(226, 77%, 66%)
CMYK	cmyk(76.9%, 59.2%, 0%, 33.7%)
CIE-LAB	lab(33.03, 25.68, -56.83)
CIE-LCH	lch(33.03, 62.37, 294.31°)
OKLab	oklab(43.23% -0.0098 -0.1641)
OKLCH	oklch(43.23% 0.164 266.6)
XYZ	xyz(10.1237, 7.5510, 38.4524)
Luminance	0.0755 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2745A9 #A98B27

analogous

#2786A9 #2745A9 #4A27A9

triadic

#2745A9 #A92745 #45A927

tetradic

#2745A9 #A92786 #A98B27 #27A94A

square

#2745A9 #A92786 #A98B27 #27A94A

split-complementary

#2745A9 #A94A27 #86A927

monochromatic

#101C46 #1C3177 #2745A9 #3B5ED2 #6D87DD

Accessibility & contrast

On white

8.37

#2745A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#2745A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2745A9

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2745A9	#FFFFFF	#000000	##FFFFFF
##2745A9	1.00	8.37	2.51	8.37
#FFFFFF	8.37	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054AC

Deuteranopia (green-blind)

#0048A7

Tritanopia (blue-blind)

#005E70

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2745a9;
/* rgb */ color: rgb(39, 69, 169);
/* oklch */ color: oklch(43.2% 0.164 266.6);

Tailwind

colors: {
  custom: {
    50: '#7578c3',
    500: '#2745a9',
    950: '#000000',
  },
}

SCSS

$custom: #2745a9;
$custom-light: #7578c3;
$custom-dark: #000000;

JSON

{
  "hex": "#2745a9",
  "rgb": {
    "r": 39,
    "g": 69,
    "b": 169
  },
  "hsl": {
    "h": 226.154,
    "s": 62.5,
    "l": 40.784
  },
  "oklch": {
    "l": 0.4323,
    "c": 0.16441,
    "h": 266.6
  },
  "luminance": 0.07552
}

Semantic roles & 50–950 ramp

primary

#2745A9

secondary

#C4AF68

accent

#C042E6

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2745A9

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

Preview Lab → · Contrast checker → · Palette generator →