#2F48A9#2F48A9

#2F48A9 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.2% C 0.158 H 268.2°. Best body text is #FFFFFF at 8.01:1 contrast (WCAG AA passes).

Color values

HEX	#2F48A9
RGB	rgb(47, 72, 169)
HSL	hsl(228, 56%, 42%)
HSV	hsv(228, 72%, 66%)
CMYK	cmyk(72.2%, 57.4%, 0%, 33.7%)
CIE-LAB	lab(34.20, 24.68, -54.92)
CIE-LCH	lch(34.20, 60.21, 294.20°)
OKLab	oklab(44.2% -0.0049 -0.1583)
OKLCH	oklch(44.2% 0.158 268.2)
XYZ	xyz(10.6486, 8.1025, 38.5312)
Luminance	0.0810 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F48A9 #A9902F

analogous

#2F85A9 #2F48A9 #532FA9

triadic

#2F48A9 #A92F48 #48A92F

tetradic

#2F48A9 #A92F85 #A9902F #2FA953

square

#2F48A9 #A92F85 #A9902F #2FA953

split-complementary

#2F48A9 #A9532F #85A92F

monochromatic

#141F49 #223479 #2F48A9 #4964CC #798DDA

Accessibility & contrast

On white

8.01

#2F48A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#2F48A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F48A9

8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F48A9	#FFFFFF	#000000	##FFFFFF
##2F48A9	1.00	8.01	2.62	8.01
#FFFFFF	8.01	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056AC

Deuteranopia (green-blind)

#004BA7

Tritanopia (blue-blind)

#006071

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2f48a9;
/* rgb */ color: rgb(47, 72, 169);
/* oklch */ color: oklch(44.2% 0.158 268.2);

Tailwind

colors: {
  custom: {
    50: '#787ac3',
    500: '#2f48a9',
    950: '#000000',
  },
}

SCSS

$custom: #2f48a9;
$custom-light: #787ac3;
$custom-dark: #000000;

JSON

{
  "hex": "#2f48a9",
  "rgb": {
    "r": 47,
    "g": 72,
    "b": 169
  },
  "hsl": {
    "h": 227.705,
    "s": 56.481,
    "l": 42.353
  },
  "oklch": {
    "l": 0.44203,
    "c": 0.15837,
    "h": 268.2
  },
  "luminance": 0.08104
}

Semantic roles & 50–950 ramp

primary

#2F48A9

secondary

#C2B172

accent

#C148E0

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2F48A9

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

Preview Lab → · Contrast checker → · Palette generator →