#2F41A4#2F41A4

#2F41A4 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.4% C 0.160 H 270.2°. Best body text is #FFFFFF at 8.70:1 contrast (WCAG AA passes).

Color values

HEX	#2F41A4
RGB	rgb(47, 65, 164)
HSL	hsl(231, 55%, 41%)
HSV	hsv(231, 71%, 64%)
CMYK	cmyk(71.3%, 60.4%, 0%, 35.7%)
CIE-LAB	lab(31.95, 27.45, -55.57)
CIE-LCH	lch(31.95, 61.98, 296.29°)
OKLab	oklab(42.41% 0.0005 -0.1603)
OKLCH	oklch(42.41% 0.16 270.2)
XYZ	xyz(9.7611, 7.0643, 35.9639)
Luminance	0.0707 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F41A4 #A4922F

analogous

#2F7CA4 #2F41A4 #582FA4

triadic

#2F41A4 #A42F41 #41A42F

tetradic

#2F41A4 #A42F7C #A4922F #2FA458

square

#2F41A4 #A42F7C #A4922F #2FA458

split-complementary

#2F41A4 #A4582F #7CA42F

monochromatic

#141B45 #212E74 #2F41A4 #465ACA #7685D8

Accessibility & contrast

On white

8.70

#2F41A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#2F41A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F41A4

8.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F41A4	#FFFFFF	#000000	##FFFFFF
##2F41A4	1.00	8.70	2.41	8.70
#FFFFFF	8.70	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051A7

Deuteranopia (green-blind)

#0046A2

Tritanopia (blue-blind)

#005A6C

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2f41a4;
/* rgb */ color: rgb(47, 65, 164);
/* oklch */ color: oklch(42.4% 0.160 270.2);

Tailwind

colors: {
  custom: {
    50: '#7775c0',
    500: '#2f41a4',
    950: '#000000',
  },
}

SCSS

$custom: #2f41a4;
$custom-light: #7775c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2f41a4",
  "rgb": {
    "r": 47,
    "g": 65,
    "b": 164
  },
  "hsl": {
    "h": 230.769,
    "s": 55.45,
    "l": 41.373
  },
  "oklch": {
    "l": 0.42405,
    "c": 0.1603,
    "h": 270.2
  },
  "luminance": 0.07065
}

Semantic roles & 50–950 ramp

primary

#2F41A4

secondary

#C0B36F

accent

#C849DF

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2F41A4

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

Preview Lab → · Contrast checker → · Palette generator →