#2F4AB6#2F4AB6

#2F4AB6 is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.7% C 0.174 H 268.0°. Best body text is #FFFFFF at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#2F4AB6
RGB	rgb(47, 74, 182)
HSL	hsl(228, 59%, 45%)
HSV	hsv(228, 74%, 71%)
CMYK	cmyk(74.2%, 59.3%, 0%, 28.6%)
CIE-LAB	lab(35.75, 28.21, -60.11)
CIE-LCH	lch(35.75, 66.40, 295.14°)
OKLab	oklab(45.68% -0.0061 -0.1735)
OKLCH	oklch(45.68% 0.174 268)
XYZ	xyz(12.0616, 8.8780, 45.3248)
Luminance	0.0888 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4AB6 #B69B2F

analogous

#2F8EB6 #2F4AB6 #582FB6

triadic

#2F4AB6 #B62F4A #4AB62F

tetradic

#2F4AB6 #B62F8E #B69B2F #2FB658

square

#2F4AB6 #B62F8E #B69B2F #2FB658

split-complementary

#2F4AB6 #B6582F #8EB62F

monochromatic

#162255 #223685 #2F4AB6 #506AD2 #8194DE

Accessibility & contrast

On white

7.57

#2F4AB6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#2F4AB6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4AB6

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4AB6	#FFFFFF	#000000	##FFFFFF
##2F4AB6	1.00	7.57	2.78	7.57
#FFFFFF	7.57	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BBA

Deuteranopia (green-blind)

#004EB4

Tritanopia (blue-blind)

#006579

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #2f4ab6;
/* rgb */ color: rgb(47, 74, 182);
/* oklch */ color: oklch(45.7% 0.174 268.0);

Tailwind

colors: {
  custom: {
    50: '#7b7ccd',
    500: '#2f4ab6',
    950: '#000000',
  },
}

SCSS

$custom: #2f4ab6;
$custom-light: #7b7ccd;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4ab6",
  "rgb": {
    "r": 47,
    "g": 74,
    "b": 182
  },
  "hsl": {
    "h": 228,
    "s": 58.952,
    "l": 44.902
  },
  "oklch": {
    "l": 0.45685,
    "c": 0.17363,
    "h": 268
  },
  "luminance": 0.08879
}

Semantic roles & 50–950 ramp

primary

#2F4AB6

secondary

#C7B879

accent

#C346E2

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #2F4AB6

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

Preview Lab → · Contrast checker → · Palette generator →