#2F3EAC#2F3EAC

#2F3EAC is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.6% C 0.175 H 270.8°. Best body text is #FFFFFF at 8.73:1 contrast (WCAG AA passes).

Color values

HEX	#2F3EAC
RGB	rgb(47, 62, 172)
HSL	hsl(233, 57%, 43%)
HSV	hsv(233, 73%, 67%)
CMYK	cmyk(72.7%, 64%, 0%, 32.5%)
CIE-LAB	lab(31.87, 32.35, -60.51)
CIE-LCH	lch(31.87, 68.61, 298.13°)
OKLab	oklab(42.55% 0.0026 -0.1748)
OKLCH	oklch(42.55% 0.175 270.8)
XYZ	xyz(10.3388, 7.0271, 39.8332)
Luminance	0.0703 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.42

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3EAC #AC9D2F

analogous

#2F7CAC #2F3EAC #5E2FAC

triadic

#2F3EAC #AC2F3E #3EAC2F

tetradic

#2F3EAC #AC2F7C #AC9D2F #2FAC5E

square

#2F3EAC #AC2F7C #AC9D2F #2FAC5E

split-complementary

#2F3EAC #AC5E2F #7CAC2F

monochromatic

#151B4C #222D7C #2F3EAC #4B5ACE #7B86DB

Accessibility & contrast

On white

8.73

#2F3EAC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#2F3EAC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3EAC

8.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3EAC	#FFFFFF	#000000	##FFFFFF
##2F3EAC	1.00	8.73	2.41	8.73
#FFFFFF	8.73	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051B0

Deuteranopia (green-blind)

#0045AA

Tritanopia (blue-blind)

#005B6F

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2f3eac;
/* rgb */ color: rgb(47, 62, 172);
/* oklch */ color: oklch(42.6% 0.175 270.8);

Tailwind

colors: {
  custom: {
    50: '#7a73c6',
    500: '#2f3eac',
    950: '#000000',
  },
}

SCSS

$custom: #2f3eac;
$custom-light: #7a73c6;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3eac",
  "rgb": {
    "r": 47,
    "g": 62,
    "b": 172
  },
  "hsl": {
    "h": 232.8,
    "s": 57.078,
    "l": 42.941
  },
  "oklch": {
    "l": 0.42552,
    "c": 0.17483,
    "h": 270.8
  },
  "luminance": 0.07028
}

Semantic roles & 50–950 ramp

primary

#2F3EAC

secondary

#C3BA74

accent

#CE47E0

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2F3EAC

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

Preview Lab → · Contrast checker → · Palette generator →