#2F48A0#2F48A0

#2F48A0 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.5% C 0.146 H 267.9°. Best body text is #FFFFFF at 8.22:1 contrast (WCAG AA passes).

Color values

HEX	#2F48A0
RGB	rgb(47, 72, 160)
HSL	hsl(227, 55%, 41%)
HSV	hsv(227, 71%, 63%)
CMYK	cmyk(70.6%, 55%, 0%, 37.3%)
CIE-LAB	lab(33.51, 21.30, -50.63)
CIE-LCH	lch(33.51, 54.93, 292.82°)
OKLab	oklab(43.47% -0.0054 -0.1457)
OKLCH	oklch(43.47% 0.146 267.9)
XYZ	xyz(9.8326, 7.7762, 34.2336)
Luminance	0.0778 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F48A0 #A0872F

analogous

#2F80A0 #2F48A0 #4F2FA0

triadic

#2F48A0 #A02F48 #48A02F

tetradic

#2F48A0 #A02F80 #A0872F #2FA04F

square

#2F48A0 #A02F80 #A0872F #2FA04F

split-complementary

#2F48A0 #A04F2F #80A02F

monochromatic

#131D41 #213371 #2F48A0 #4461C8 #7389D6

Accessibility & contrast

On white

8.22

#2F48A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#2F48A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F48A0

8.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F48A0	#FFFFFF	#000000	##FFFFFF
##2F48A0	1.00	8.22	2.56	8.22
#FFFFFF	8.22	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0254A3

Deuteranopia (green-blind)

#004A9E

Tritanopia (blue-blind)

#005D6D

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2f48a0;
/* rgb */ color: rgb(47, 72, 160);
/* oklch */ color: oklch(43.5% 0.146 267.9);

Tailwind

colors: {
  custom: {
    50: '#767abd',
    500: '#2f48a0',
    950: '#000000',
  },
}

SCSS

$custom: #2f48a0;
$custom-light: #767abd;
$custom-dark: #000000;

JSON

{
  "hex": "#2f48a0",
  "rgb": {
    "r": 47,
    "g": 72,
    "b": 160
  },
  "hsl": {
    "h": 226.726,
    "s": 54.589,
    "l": 40.588
  },
  "oklch": {
    "l": 0.43474,
    "c": 0.14578,
    "h": 267.9
  },
  "luminance": 0.07777
}

Semantic roles & 50–950 ramp

primary

#2F48A0

secondary

#BEAC6D

accent

#BD4ADE

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #2F48A0

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

Preview Lab → · Contrast checker → · Palette generator →