#2F4E9C#2F4E9C

#2F4E9C is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.4% C 0.132 H 265.1°. Best body text is #FFFFFF at 7.80:1 contrast (WCAG AA passes).

Color values

HEX	#2F4E9C
RGB	rgb(47, 78, 156)
HSL	hsl(223, 54%, 40%)
HSV	hsv(223, 70%, 61%)
CMYK	cmyk(69.9%, 50%, 0%, 38.8%)
CIE-LAB	lab(34.91, 15.79, -45.97)
CIE-LCH	lch(34.91, 48.60, 288.95°)
OKLab	oklab(44.44% -0.0112 -0.1319)
OKLCH	oklch(44.44% 0.132 265.1)
XYZ	xyz(9.8953, 8.4524, 32.5560)
Luminance	0.0845 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4E9C #9C7D2F

analogous

#2F859C #2F4E9C #472F9C

triadic

#2F4E9C #9C2F4E #4E9C2F

tetradic

#2F4E9C #9C2F85 #9C7D2F #2F9C47

square

#2F4E9C #9C2F85 #9C7D2F #2F9C47

split-complementary

#2F4E9C #9C472F #859C2F

monochromatic

#131F3E #21366D #2F4E9C #4268C6 #718DD4

Accessibility & contrast

On white

7.80

#2F4E9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#2F4E9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4E9C

7.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4E9C	#FFFFFF	#000000	##FFFFFF
##2F4E9C	1.00	7.80	2.69	7.80
#FFFFFF	7.80	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#23579F

Deuteranopia (green-blind)

#014D9A

Tritanopia (blue-blind)

#00606D

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2f4e9c;
/* rgb */ color: rgb(47, 78, 156);
/* oklch */ color: oklch(44.4% 0.132 265.1);

Tailwind

colors: {
  custom: {
    50: '#757fba',
    500: '#2f4e9c',
    950: '#000000',
  },
}

SCSS

$custom: #2f4e9c;
$custom-light: #757fba;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4e9c",
  "rgb": {
    "r": 47,
    "g": 78,
    "b": 156
  },
  "hsl": {
    "h": 222.936,
    "s": 53.695,
    "l": 39.804
  },
  "oklch": {
    "l": 0.44441,
    "c": 0.13234,
    "h": 265.1
  },
  "luminance": 0.08453
}

Semantic roles & 50–950 ramp

primary

#2F4E9C

secondary

#BCA56B

accent

#B34BDD

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2F4E9C

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

Preview Lab → · Contrast checker → · Palette generator →