#2F2A8E#2F2A8E

#2F2A8E is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.2% C 0.159 H 277.2°. Best body text is #FFFFFF at 11.40:1 contrast (WCAG AA passes).

Color values

HEX	#2F2A8E
RGB	rgb(47, 42, 142)
HSL	hsl(243, 54%, 36%)
HSV	hsv(243, 70%, 56%)
CMYK	cmyk(66.9%, 70.4%, 0%, 44.3%)
CIE-LAB	lab(24.36, 34.41, -54.55)
CIE-LCH	lch(24.36, 64.50, 302.25°)
OKLab	oklab(36.25% 0.0198 -0.1574)
OKLCH	oklch(36.25% 0.159 277.2)
XYZ	xyz(6.8812, 4.2127, 26.0364)
Luminance	0.0421 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F2A8E #898E2A

analogous

#2A578E #2F2A8E #612A8E

triadic

#2F2A8E #8E2F2A #2A8E2F

tetradic

#2F2A8E #8E2A57 #898E2A #2A8E61

square

#2F2A8E #8E2A57 #898E2A #2A8E61

split-complementary

#2F2A8E #8E612A #578E2A

monochromatic

#100E30 #1F1C5F #2F2A8E #3F38BD #6762D1

Accessibility & contrast

On white

11.40

#2F2A8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#2F2A8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F2A8E

11.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F2A8E	#FFFFFF	#000000	##FFFFFF
##2F2A8E	1.00	11.40	1.84	11.40
#FFFFFF	11.40	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E91

Deuteranopia (green-blind)

#00368C

Tritanopia (blue-blind)

#004558

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2f2a8e;
/* rgb */ color: rgb(47, 42, 142);
/* oklch */ color: oklch(36.2% 0.159 277.2);

Tailwind

colors: {
  custom: {
    50: '#7464b0',
    500: '#2f2a8e',
    950: '#000000',
  },
}

SCSS

$custom: #2f2a8e;
$custom-light: #7464b0;
$custom-dark: #000000;

JSON

{
  "hex": "#2f2a8e",
  "rgb": {
    "r": 47,
    "g": 42,
    "b": 142
  },
  "hsl": {
    "h": 243,
    "s": 54.348,
    "l": 36.078
  },
  "oklch": {
    "l": 0.36248,
    "c": 0.15868,
    "h": 277.2
  },
  "luminance": 0.04213
}

Semantic roles & 50–950 ramp

primary

#2F2A8E

secondary

#B2B65D

accent

#DE4AD6

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090511

muted

#7B7A80

Preview Lab

Preview with #2F2A8E

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

Preview Lab → · Contrast checker → · Palette generator →