#2742A3#2742A3

#2742A3 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.1% C 0.160 H 267.2°. Best body text is #FFFFFF at 8.77:1 contrast (WCAG AA passes).

Color values

HEX	#2742A3
RGB	rgb(39, 66, 163)
HSL	hsl(227, 61%, 40%)
HSV	hsv(227, 76%, 64%)
CMYK	cmyk(76.1%, 59.5%, 0%, 36.1%)
CIE-LAB	lab(31.74, 25.39, -55.33)
CIE-LCH	lch(31.74, 60.88, 294.65°)
OKLab	oklab(42.11% -0.0079 -0.1598)
OKLCH	oklch(42.11% 0.16 267.2)
XYZ	xyz(9.3935, 6.9711, 35.4937)
Luminance	0.0697 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2742A3 #A38827

analogous

#2780A3 #2742A3 #4A27A3

triadic

#2742A3 #A32742 #42A327

tetradic

#2742A3 #A32780 #A38827 #27A34A

square

#2742A3 #A32780 #A38827 #27A34A

split-complementary

#2742A3 #A34A27 #80A327

monochromatic

#0F1A40 #1B2E72 #2742A3 #3859CF #6982DB

Accessibility & contrast

On white

8.77

#2742A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#2742A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2742A3

8.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2742A3	#FFFFFF	#000000	##FFFFFF
##2742A3	1.00	8.77	2.39	8.77
#FFFFFF	8.77	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051A6

Deuteranopia (green-blind)

#0045A1

Tritanopia (blue-blind)

#005A6C

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2742a3;
/* rgb */ color: rgb(39, 66, 163);
/* oklch */ color: oklch(42.1% 0.160 267.2);

Tailwind

colors: {
  custom: {
    50: '#7476bf',
    500: '#2742a3',
    950: '#000000',
  },
}

SCSS

$custom: #2742a3;
$custom-light: #7476bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2742a3",
  "rgb": {
    "r": 39,
    "g": 66,
    "b": 163
  },
  "hsl": {
    "h": 226.935,
    "s": 61.386,
    "l": 39.608
  },
  "oklch": {
    "l": 0.42114,
    "c": 0.15995,
    "h": 267.2
  },
  "luminance": 0.06972
}

Semantic roles & 50–950 ramp

primary

#2742A3

secondary

#C1AD64

accent

#C143E4

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #2742A3

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

Preview Lab → · Contrast checker → · Palette generator →