#2F3EA1#2F3EA1

#2F3EA1 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.6% C 0.160 H 271.0°. Best body text is #FFFFFF at 9.03:1 contrast (WCAG AA passes).

Color values

HEX	#2F3EA1
RGB	rgb(47, 62, 161)
HSL	hsl(232, 55%, 41%)
HSV	hsv(232, 71%, 63%)
CMYK	cmyk(70.8%, 61.5%, 0%, 36.9%)
CIE-LAB	lab(30.93, 28.33, -55.43)
CIE-LCH	lch(30.93, 62.25, 297.07°)
OKLab	oklab(41.57% 0.0029 -0.1599)
OKLCH	oklch(41.57% 0.16 271)
XYZ	xyz(9.3258, 6.6219, 34.4980)
Luminance	0.0662 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3EA1 #A1922F

analogous

#2F77A1 #2F3EA1 #592FA1

triadic

#2F3EA1 #A12F3E #3EA12F

tetradic

#2F3EA1 #A12F77 #A1922F #2FA159

square

#2F3EA1 #A12F77 #A1922F #2FA159

split-complementary

#2F3EA1 #A1592F #77A12F

monochromatic

#131A42 #212C72 #2F3EA1 #4556C9 #7481D6

Accessibility & contrast

On white

9.03

#2F3EA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#2F3EA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3EA1

9.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3EA1	#FFFFFF	#000000	##FFFFFF
##2F3EA1	1.00	9.03	2.32	9.03
#FFFFFF	9.03	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA4

Deuteranopia (green-blind)

#00449F

Tritanopia (blue-blind)

#005769

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2f3ea1;
/* rgb */ color: rgb(47, 62, 161);
/* oklch */ color: oklch(41.6% 0.160 271.0);

Tailwind

colors: {
  custom: {
    50: '#7773be',
    500: '#2f3ea1',
    950: '#000000',
  },
}

SCSS

$custom: #2f3ea1;
$custom-light: #7773be;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3ea1",
  "rgb": {
    "r": 47,
    "g": 62,
    "b": 161
  },
  "hsl": {
    "h": 232.105,
    "s": 54.808,
    "l": 40.784
  },
  "oklch": {
    "l": 0.41569,
    "c": 0.15995,
    "h": 271
  },
  "luminance": 0.06623
}

Semantic roles & 50–950 ramp

primary

#2F3EA1

secondary

#BEB46E

accent

#CB4ADE

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2F3EA1

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

Preview Lab → · Contrast checker → · Palette generator →