#2F3EA9#2F3EA9

#2F3EA9 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.3% C 0.171 H 270.9°. Best body text is #FFFFFF at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#2F3EA9
RGB	rgb(47, 62, 169)
HSL	hsl(233, 56%, 42%)
HSV	hsv(233, 72%, 66%)
CMYK	cmyk(72.2%, 63.3%, 0%, 33.7%)
CIE-LAB	lab(31.61, 31.26, -59.14)
CIE-LCH	lch(31.61, 66.89, 297.86°)
OKLab	oklab(42.28% 0.0027 -0.1708)
OKLCH	oklch(42.28% 0.171 270.9)
XYZ	xyz(10.0539, 6.9131, 38.3329)
Luminance	0.0691 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3EA9 #A99A2F

analogous

#2F7BA9 #2F3EA9 #5D2FA9

triadic

#2F3EA9 #A92F3E #3EA92F

tetradic

#2F3EA9 #A92F7B #A99A2F #2FA95D

square

#2F3EA9 #A92F7B #A99A2F #2FA95D

split-complementary

#2F3EA9 #A95D2F #7BA92F

monochromatic

#141B49 #222C79 #2F3EA9 #4959CC #7985DA

Accessibility & contrast

On white

8.81

#2F3EA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#2F3EA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3EA9

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3EA9	#FFFFFF	#000000	##FFFFFF
##2F3EA9	1.00	8.81	2.38	8.81
#FFFFFF	8.81	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050AC

Deuteranopia (green-blind)

#0045A7

Tritanopia (blue-blind)

#005A6D

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2f3ea9;
/* rgb */ color: rgb(47, 62, 169);
/* oklch */ color: oklch(42.3% 0.171 270.9);

Tailwind

colors: {
  custom: {
    50: '#7973c3',
    500: '#2f3ea9',
    950: '#000000',
  },
}

SCSS

$custom: #2f3ea9;
$custom-light: #7973c3;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3ea9",
  "rgb": {
    "r": 47,
    "g": 62,
    "b": 169
  },
  "hsl": {
    "h": 232.623,
    "s": 56.481,
    "l": 42.353
  },
  "oklch": {
    "l": 0.42281,
    "c": 0.17081,
    "h": 270.9
  },
  "luminance": 0.06914
}

Semantic roles & 50–950 ramp

primary

#2F3EA9

secondary

#C2B872

accent

#CD48E0

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2F3EA9

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

Preview Lab → · Contrast checker → · Palette generator →