#2F3EA7#2F3EA7

#2F3EA7 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.1% C 0.168 H 270.9°. Best body text is #FFFFFF at 8.87:1 contrast (WCAG AA passes).

Color values

HEX	#2F3EA7
RGB	rgb(47, 62, 167)
HSL	hsl(233, 56%, 42%)
HSV	hsv(233, 72%, 65%)
CMYK	cmyk(71.9%, 62.9%, 0%, 34.5%)
CIE-LAB	lab(31.44, 30.53, -58.22)
CIE-LCH	lch(31.44, 65.74, 297.67°)
OKLab	oklab(42.1% 0.0028 -0.1681)
OKLCH	oklch(42.1% 0.168 270.9)
XYZ	xyz(9.8676, 6.8386, 37.3517)
Luminance	0.0684 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3EA7 #A7982F

analogous

#2F7AA7 #2F3EA7 #5C2FA7

triadic

#2F3EA7 #A72F3E #3EA72F

tetradic

#2F3EA7 #A72F7A #A7982F #2FA75C

square

#2F3EA7 #A72F7A #A7982F #2FA75C

split-complementary

#2F3EA7 #A75C2F #7AA72F

monochromatic

#141B47 #222C77 #2F3EA7 #4858CB #7884D9

Accessibility & contrast

On white

8.87

#2F3EA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#2F3EA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3EA7

8.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3EA7	#FFFFFF	#000000	##FFFFFF
##2F3EA7	1.00	8.87	2.37	8.87
#FFFFFF	8.87	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050AA

Deuteranopia (green-blind)

#0045A5

Tritanopia (blue-blind)

#00596C

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2f3ea7;
/* rgb */ color: rgb(47, 62, 167);
/* oklch */ color: oklch(42.1% 0.168 270.9);

Tailwind

colors: {
  custom: {
    50: '#7873c2',
    500: '#2f3ea7',
    950: '#000000',
  },
}

SCSS

$custom: #2f3ea7;
$custom-light: #7873c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3ea7",
  "rgb": {
    "r": 47,
    "g": 62,
    "b": 167
  },
  "hsl": {
    "h": 232.5,
    "s": 56.075,
    "l": 41.961
  },
  "oklch": {
    "l": 0.42101,
    "c": 0.16812,
    "h": 270.9
  },
  "luminance": 0.0684
}

Semantic roles & 50–950 ramp

primary

#2F3EA7

secondary

#C1B771

accent

#CD48DF

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2F3EA7

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

Preview Lab → · Contrast checker → · Palette generator →