#2A2F8B#2A2F8B

#2A2F8B is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.5% C 0.150 H 273.8°. Best body text is #FFFFFF at 11.18:1 contrast (WCAG AA passes).

Color values

HEX	#2A2F8B
RGB	rgb(42, 47, 139)
HSL	hsl(237, 54%, 35%)
HSV	hsv(237, 70%, 55%)
CMYK	cmyk(69.8%, 66.2%, 0%, 45.5%)
CIE-LAB	lab(24.92, 29.46, -51.79)
CIE-LCH	lch(24.92, 59.58, 299.63°)
OKLab	oklab(36.47% 0.01 -0.1495)
OKLCH	oklch(36.47% 0.15 273.8)
XYZ	xyz(6.6300, 4.3887, 24.9188)
Luminance	0.0439 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A2F8B #8B862A

analogous

#2A5F8B #2A2F8B #552A8B

triadic

#2A2F8B #8B2A2F #2F8B2A

tetradic

#2A2F8B #8B2A5F #8B862A #2A8B55

square

#2A2F8B #8B2A5F #8B862A #2A8B55

split-complementary

#2A2F8B #8B552A #5F8B2A

monochromatic

#0E0F2D #1C1F5C #2A2F8B #383FBA #6066CF

Accessibility & contrast

On white

11.18

#2A2F8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#2A2F8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A2F8B

11.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A2F8B	#FFFFFF	#000000	##FFFFFF
##2A2F8B	1.00	11.18	1.88	11.18
#FFFFFF	11.18	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00408E

Deuteranopia (green-blind)

#003789

Tritanopia (blue-blind)

#004758

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2a2f8b;
/* rgb */ color: rgb(42, 47, 139);
/* oklch */ color: oklch(36.5% 0.150 273.8);

Tailwind

colors: {
  custom: {
    50: '#7167ae',
    500: '#2a2f8b',
    950: '#000000',
  },
}

SCSS

$custom: #2a2f8b;
$custom-light: #7167ae;
$custom-dark: #000000;

JSON

{
  "hex": "#2a2f8b",
  "rgb": {
    "r": 42,
    "g": 47,
    "b": 139
  },
  "hsl": {
    "h": 236.907,
    "s": 53.591,
    "l": 35.49
  },
  "oklch": {
    "l": 0.36472,
    "c": 0.14982,
    "h": 273.8
  },
  "luminance": 0.04389
}

Semantic roles & 50–950 ramp

primary

#2A2F8B

secondary

#B5B05C

accent

#D54BDD

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #2A2F8B

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

Preview Lab → · Contrast checker → · Palette generator →