#2F46A5#2F46A5

#2F46A5 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.5% C 0.155 H 268.7°. Best body text is #FFFFFF at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#2F46A5
RGB	rgb(47, 70, 165)
HSL	hsl(228, 56%, 42%)
HSV	hsv(228, 72%, 65%)
CMYK	cmyk(71.5%, 57.6%, 0%, 35.3%)
CIE-LAB	lab(33.35, 24.51, -53.90)
CIE-LCH	lch(33.35, 59.21, 294.45°)
OKLab	oklab(43.47% -0.0034 -0.1553)
OKLCH	oklch(43.47% 0.155 268.7)
XYZ	xyz(10.1516, 7.7002, 36.5413)
Luminance	0.0770 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F46A5 #A58E2F

analogous

#2F81A5 #2F46A5 #532FA5

triadic

#2F46A5 #A52F46 #46A52F

tetradic

#2F46A5 #A52F81 #A58E2F #2FA553

square

#2F46A5 #A52F81 #A58E2F #2FA553

split-complementary

#2F46A5 #A5532F #81A52F

monochromatic

#141E46 #213275 #2F46A5 #4760CB #7689D8

Accessibility & contrast

On white

8.27

#2F46A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#2F46A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F46A5

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F46A5	#FFFFFF	#000000	##FFFFFF
##2F46A5	1.00	8.27	2.54	8.27
#FFFFFF	8.27	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054A8

Deuteranopia (green-blind)

#0049A3

Tritanopia (blue-blind)

#005D6E

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2f46a5;
/* rgb */ color: rgb(47, 70, 165);
/* oklch */ color: oklch(43.5% 0.155 268.7);

Tailwind

colors: {
  custom: {
    50: '#7779c0',
    500: '#2f46a5',
    950: '#000000',
  },
}

SCSS

$custom: #2f46a5;
$custom-light: #7779c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2f46a5",
  "rgb": {
    "r": 47,
    "g": 70,
    "b": 165
  },
  "hsl": {
    "h": 228.305,
    "s": 55.66,
    "l": 41.569
  },
  "oklch": {
    "l": 0.43472,
    "c": 0.15536,
    "h": 268.7
  },
  "luminance": 0.07701
}

Semantic roles & 50–950 ramp

primary

#2F46A5

secondary

#C0B070

accent

#C249DF

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #2F46A5

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

Preview Lab → · Contrast checker → · Palette generator →