#2F45AD#2F45AD

#2F45AD is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.0% C 0.168 H 269.1°. Best body text is #FFFFFF at 8.15:1 contrast (WCAG AA passes).

Color values

HEX	#2F45AD
RGB	rgb(47, 69, 173)
HSL	hsl(230, 57%, 43%)
HSV	hsv(230, 73%, 68%)
CMYK	cmyk(72.8%, 60.1%, 0%, 32.2%)
CIE-LAB	lab(33.72, 28.15, -58.07)
CIE-LCH	lch(33.72, 64.54, 295.86°)
OKLab	oklab(43.95% -0.0025 -0.1676)
OKLCH	oklch(43.95% 0.168 269.1)
XYZ	xyz(10.8406, 7.8766, 40.4761)
Luminance	0.0788 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F45AD #AD972F

analogous

#2F84AD #2F45AD #582FAD

triadic

#2F45AD #AD2F45 #45AD2F

tetradic

#2F45AD #AD2F84 #AD972F #2FAD58

square

#2F45AD #AD2F84 #AD972F #2FAD58

split-complementary

#2F45AD #AD582F #84AD2F

monochromatic

#151F4D #22327D #2F45AD #4B62CE #7B8CDB

Accessibility & contrast

On white

8.15

#2F45AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#2F45AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F45AD

8.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F45AD	#FFFFFF	#000000	##FFFFFF
##2F45AD	1.00	8.15	2.58	8.15
#FFFFFF	8.15	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B0

Deuteranopia (green-blind)

#004AAB

Tritanopia (blue-blind)

#005F72

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2f45ad;
/* rgb */ color: rgb(47, 69, 173);
/* oklch */ color: oklch(44.0% 0.168 269.1);

Tailwind

colors: {
  custom: {
    50: '#7978c6',
    500: '#2f45ad',
    950: '#000000',
  },
}

SCSS

$custom: #2f45ad;
$custom-light: #7978c6;
$custom-dark: #000000;

JSON

{
  "hex": "#2f45ad",
  "rgb": {
    "r": 47,
    "g": 69,
    "b": 173
  },
  "hsl": {
    "h": 229.524,
    "s": 57.273,
    "l": 43.137
  },
  "oklch": {
    "l": 0.43951,
    "c": 0.16762,
    "h": 269.1
  },
  "luminance": 0.07878
}

Semantic roles & 50–950 ramp

primary

#2F45AD

secondary

#C4B674

accent

#C647E1

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2F45AD

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

Preview Lab → · Contrast checker → · Palette generator →