#2F3EA5#2F3EA5

#2F3EA5 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.9% C 0.165 H 271.0°. Best body text is #FFFFFF at 8.92:1 contrast (WCAG AA passes).

Color values

HEX	#2F3EA5
RGB	rgb(47, 62, 165)
HSL	hsl(232, 56%, 42%)
HSV	hsv(232, 72%, 65%)
CMYK	cmyk(71.5%, 62.4%, 0%, 35.3%)
CIE-LAB	lab(31.27, 29.80, -57.29)
CIE-LCH	lch(31.27, 64.58, 297.48°)
OKLab	oklab(41.92% 0.0028 -0.1654)
OKLCH	oklch(41.92% 0.165 271)
XYZ	xyz(9.6841, 6.7652, 36.3855)
Luminance	0.0677 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3EA5 #A5962F

analogous

#2F79A5 #2F3EA5 #5B2FA5

triadic

#2F3EA5 #A52F3E #3EA52F

tetradic

#2F3EA5 #A52F79 #A5962F #2FA55B

square

#2F3EA5 #A52F79 #A5962F #2FA55B

split-complementary

#2F3EA5 #A55B2F #79A52F

monochromatic

#141A46 #212C75 #2F3EA5 #4757CB #7683D8

Accessibility & contrast

On white

8.92

#2F3EA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#2F3EA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3EA5

8.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3EA5	#FFFFFF	#000000	##FFFFFF
##2F3EA5	1.00	8.92	2.35	8.92
#FFFFFF	8.92	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA8

Deuteranopia (green-blind)

#0044A3

Tritanopia (blue-blind)

#00586B

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2f3ea5;
/* rgb */ color: rgb(47, 62, 165);
/* oklch */ color: oklch(41.9% 0.165 271.0);

Tailwind

colors: {
  custom: {
    50: '#7873c1',
    500: '#2f3ea5',
    950: '#000000',
  },
}

SCSS

$custom: #2f3ea5;
$custom-light: #7873c1;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3ea5",
  "rgb": {
    "r": 47,
    "g": 62,
    "b": 165
  },
  "hsl": {
    "h": 232.373,
    "s": 55.66,
    "l": 41.569
  },
  "oklch": {
    "l": 0.41922,
    "c": 0.16541,
    "h": 271
  },
  "luminance": 0.06766
}

Semantic roles & 50–950 ramp

primary

#2F3EA5

secondary

#C0B670

accent

#CC49DF

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2F3EA5

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

Preview Lab → · Contrast checker → · Palette generator →