#2A2F74#2A2F74

#2A2F74 is a dark, moderate blue. Relative luminance 0.038; OKLCH L 34.4% C 0.117 H 275.3°. Best body text is #FFFFFF at 11.95:1 contrast (WCAG AA passes).

Color values

HEX	#2A2F74
RGB	rgb(42, 47, 116)
HSL	hsl(236, 47%, 31%)
HSV	hsv(236, 64%, 45%)
CMYK	cmyk(63.8%, 59.5%, 0%, 54.5%)
CIE-LAB	lab(22.95, 20.98, -40.50)
CIE-LCH	lch(22.95, 45.61, 297.38°)
OKLab	oklab(34.41% 0.0108 -0.1163)
OKLCH	oklch(34.41% 0.117 275.3)
XYZ	xyz(5.1227, 3.7858, 16.9804)
Luminance	0.0379 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A2F74 #746F2A

analogous

#2A5474 #2A2F74 #4A2A74

triadic

#2A2F74 #742A2F #2F742A

tetradic

#2A2F74 #742A54 #746F2A #2A744A

square

#2A2F74 #742A54 #746F2A #2A744A

split-complementary

#2A2F74 #744A2A #54742A

monochromatic

#090B1A #1A1D47 #2A2F74 #3A41A1 #565EC2

Accessibility & contrast

On white

11.95

#2A2F74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#2A2F74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A2F74

11.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A2F74	#FFFFFF	#000000	##FFFFFF
##2A2F74	1.00	11.95	1.76	11.95
#FFFFFF	11.95	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A76

Deuteranopia (green-blind)

#003473

Tritanopia (blue-blind)

#003F4C

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #2a2f74;
/* rgb */ color: rgb(42, 47, 116);
/* oklch */ color: oklch(34.4% 0.117 275.3);

Tailwind

colors: {
  custom: {
    50: '#6c679d',
    500: '#2a2f74',
    950: '#000000',
  },
}

SCSS

$custom: #2a2f74;
$custom-light: #6c679d;
$custom-dark: #000000;

JSON

{
  "hex": "#2a2f74",
  "rgb": {
    "r": 42,
    "g": 47,
    "b": 116
  },
  "hsl": {
    "h": 235.946,
    "s": 46.835,
    "l": 30.98
  },
  "oklch": {
    "l": 0.34408,
    "c": 0.11682,
    "h": 275.3
  },
  "luminance": 0.03786
}

Semantic roles & 50–950 ramp

primary

#2A2F74

secondary

#A6A054

accent

#CD51D6

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #2A2F74

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

Preview Lab → · Contrast checker → · Palette generator →