#2F41AC#2F41AC

#2F41AC is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.1% C 0.171 H 270.1°. Best body text is #FFFFFF at 8.49:1 contrast (WCAG AA passes).

Color values

HEX	#2F41AC
RGB	rgb(47, 65, 172)
HSL	hsl(231, 57%, 43%)
HSV	hsv(231, 73%, 67%)
CMYK	cmyk(72.7%, 62.2%, 0%, 32.5%)
CIE-LAB	lab(32.62, 30.40, -59.28)
CIE-LCH	lch(32.62, 66.62, 297.15°)
OKLab	oklab(43.11% 0.0004 -0.1712)
OKLCH	oklch(43.11% 0.171 270.1)
XYZ	xyz(10.5064, 7.3624, 39.8891)
Luminance	0.0736 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F41AC #AC9A2F

analogous

#2F7FAC #2F41AC #5B2FAC

triadic

#2F41AC #AC2F41 #41AC2F

tetradic

#2F41AC #AC2F7F #AC9A2F #2FAC5B

square

#2F41AC #AC2F7F #AC9A2F #2FAC5B

split-complementary

#2F41AC #AC5B2F #7FAC2F

monochromatic

#151D4C #222F7C #2F41AC #4B5DCE #7B88DB

Accessibility & contrast

On white

8.49

#2F41AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#2F41AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F41AC

8.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F41AC	#FFFFFF	#000000	##FFFFFF
##2F41AC	1.00	8.49	2.47	8.49
#FFFFFF	8.49	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053AF

Deuteranopia (green-blind)

#0047AA

Tritanopia (blue-blind)

#005C70

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2f41ac;
/* rgb */ color: rgb(47, 65, 172);
/* oklch */ color: oklch(43.1% 0.171 270.1);

Tailwind

colors: {
  custom: {
    50: '#7975c6',
    500: '#2f41ac',
    950: '#000000',
  },
}

SCSS

$custom: #2f41ac;
$custom-light: #7975c6;
$custom-dark: #000000;

JSON

{
  "hex": "#2f41ac",
  "rgb": {
    "r": 47,
    "g": 65,
    "b": 172
  },
  "hsl": {
    "h": 231.36,
    "s": 57.078,
    "l": 42.941
  },
  "oklch": {
    "l": 0.43105,
    "c": 0.17119,
    "h": 270.1
  },
  "luminance": 0.07363
}

Semantic roles & 50–950 ramp

primary

#2F41AC

secondary

#C3B874

accent

#CA47E0

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2F41AC

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

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