#2E47A6#2E47A6

#2E47A6 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.7% C 0.156 H 268.1°. Best body text is #FFFFFF at 8.18:1 contrast (WCAG AA passes).

Color values

HEX	#2E47A6
RGB	rgb(46, 71, 166)
HSL	hsl(228, 57%, 42%)
HSV	hsv(228, 72%, 65%)
CMYK	cmyk(72.3%, 57.2%, 0%, 34.9%)
CIE-LAB	lab(33.65, 24.08, -54.02)
CIE-LCH	lch(33.65, 59.15, 294.03°)
OKLab	oklab(43.7% -0.0052 -0.1557)
OKLCH	oklch(43.7% 0.156 268.1)
XYZ	xyz(10.2605, 7.8394, 37.0414)
Luminance	0.0784 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E47A6 #A68D2E

analogous

#2E83A6 #2E47A6 #512EA6

triadic

#2E47A6 #A62E47 #47A62E

tetradic

#2E47A6 #A62E83 #A68D2E #2EA651

square

#2E47A6 #A62E83 #A68D2E #2EA651

split-complementary

#2E47A6 #A6512E #83A62E

monochromatic

#131E46 #213376 #2E47A6 #4662CC #768AD9

Accessibility & contrast

On white

8.18

#2E47A6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#2E47A6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2E47A6

8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E47A6	#FFFFFF	#000000	##FFFFFF
##2E47A6	1.00	8.18	2.57	8.18
#FFFFFF	8.18	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055A9

Deuteranopia (green-blind)

#004AA4

Tritanopia (blue-blind)

#005E6F

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2e47a6;
/* rgb */ color: rgb(46, 71, 166);
/* oklch */ color: oklch(43.7% 0.156 268.1);

Tailwind

colors: {
  custom: {
    50: '#7779c1',
    500: '#2e47a6',
    950: '#000000',
  },
}

SCSS

$custom: #2e47a6;
$custom-light: #7779c1;
$custom-dark: #000000;

JSON

{
  "hex": "#2e47a6",
  "rgb": {
    "r": 46,
    "g": 71,
    "b": 166
  },
  "hsl": {
    "h": 227.5,
    "s": 56.604,
    "l": 41.569
  },
  "oklch": {
    "l": 0.43704,
    "c": 0.15577,
    "h": 268.1
  },
  "luminance": 0.0784
}

Semantic roles & 50–950 ramp

primary

#2E47A6

secondary

#C1B06F

accent

#C048E0

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #2E47A6

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

Preview Lab → · Contrast checker → · Palette generator →