#2742AE#2742AE

#2742AE is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.1% C 0.175 H 267.5°. Best body text is #FFFFFF at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#2742AE
RGB	rgb(39, 66, 174)
HSL	hsl(228, 63%, 42%)
HSV	hsv(228, 78%, 68%)
CMYK	cmyk(77.6%, 62.1%, 0%, 31.8%)
CIE-LAB	lab(32.66, 29.57, -60.42)
CIE-LCH	lch(32.66, 67.27, 296.08°)
OKLab	oklab(43.09% -0.0078 -0.1747)
OKLCH	oklch(43.09% 0.175 267.5)
XYZ	xyz(10.4222, 7.3826, 40.9119)
Luminance	0.0738 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2742AE #AE9327

analogous

#2786AE #2742AE #5027AE

triadic

#2742AE #AE2742 #42AE27

tetradic

#2742AE #AE2786 #AE9327 #27AE50

square

#2742AE #AE2786 #AE9327 #27AE50

split-complementary

#2742AE #AE5027 #86AE27

monochromatic

#111C4A #1C2F7C #2742AE #3E5CD4 #7087DF

Accessibility & contrast

On white

8.48

#2742AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#2742AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2742AE

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2742AE	#FFFFFF	#000000	##FFFFFF
##2742AE	1.00	8.48	2.48	8.48
#FFFFFF	8.48	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B2

Deuteranopia (green-blind)

#0047AC

Tritanopia (blue-blind)

#005E71

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2742ae;
/* rgb */ color: rgb(39, 66, 174);
/* oklch */ color: oklch(43.1% 0.175 267.5);

Tailwind

colors: {
  custom: {
    50: '#7776c7',
    500: '#2742ae',
    950: '#000000',
  },
}

SCSS

$custom: #2742ae;
$custom-light: #7776c7;
$custom-dark: #000000;

JSON

{
  "hex": "#2742ae",
  "rgb": {
    "r": 39,
    "g": 66,
    "b": 174
  },
  "hsl": {
    "h": 228,
    "s": 63.38,
    "l": 41.765
  },
  "oklch": {
    "l": 0.43086,
    "c": 0.17485,
    "h": 267.5
  },
  "luminance": 0.07384
}

Semantic roles & 50–950 ramp

primary

#2742AE

secondary

#C6B46B

accent

#C541E6

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2742AE

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

Preview Lab → · Contrast checker → · Palette generator →