#2F4AAD#2F4AAD

#2F4AAD is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.9% C 0.161 H 267.8°. Best body text is #FFFFFF at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#2F4AAD
RGB	rgb(47, 74, 173)
HSL	hsl(227, 57%, 43%)
HSV	hsv(227, 73%, 68%)
CMYK	cmyk(72.8%, 57.2%, 0%, 32.2%)
CIE-LAB	lab(35.04, 24.85, -55.93)
CIE-LCH	lch(35.04, 61.21, 293.96°)
OKLab	oklab(44.93% -0.0063 -0.1612)
OKLCH	oklch(44.93% 0.161 267.8)
XYZ	xyz(11.1613, 8.5179, 40.5830)
Luminance	0.0852 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4AAD #AD922F

analogous

#2F89AD #2F4AAD #532FAD

triadic

#2F4AAD #AD2F4A #4AAD2F

tetradic

#2F4AAD #AD2F89 #AD922F #2FAD53

square

#2F4AAD #AD2F89 #AD922F #2FAD53

split-complementary

#2F4AAD #AD532F #89AD2F

monochromatic

#15214D #22357D #2F4AAD #4B67CE #7B90DB

Accessibility & contrast

On white

7.77

#2F4AAD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#2F4AAD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4AAD

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4AAD	#FFFFFF	#000000	##FFFFFF
##2F4AAD	1.00	7.77	2.70	7.77
#FFFFFF	7.77	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058B0

Deuteranopia (green-blind)

#004DAB

Tritanopia (blue-blind)

#006274

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2f4aad;
/* rgb */ color: rgb(47, 74, 173);
/* oklch */ color: oklch(44.9% 0.161 267.8);

Tailwind

colors: {
  custom: {
    50: '#797cc6',
    500: '#2f4aad',
    950: '#000000',
  },
}

SCSS

$custom: #2f4aad;
$custom-light: #797cc6;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4aad",
  "rgb": {
    "r": 47,
    "g": 74,
    "b": 173
  },
  "hsl": {
    "h": 227.143,
    "s": 57.273,
    "l": 43.137
  },
  "oklch": {
    "l": 0.44932,
    "c": 0.16136,
    "h": 267.8
  },
  "luminance": 0.08519
}

Semantic roles & 50–950 ramp

primary

#2F4AAD

secondary

#C4B374

accent

#C047E1

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2F4AAD

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

Preview Lab → · Contrast checker → · Palette generator →