#2C47A5#2C47A5

#2C47A5 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.5% C 0.155 H 267.4°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#2C47A5
RGB	rgb(44, 71, 165)
HSL	hsl(227, 58%, 41%)
HSV	hsv(227, 73%, 65%)
CMYK	cmyk(73.3%, 57%, 0%, 35.3%)
CIE-LAB	lab(33.47, 23.43, -53.71)
CIE-LCH	lch(33.47, 58.60, 293.57°)
OKLab	oklab(43.52% -0.0071 -0.1548)
OKLCH	oklch(43.52% 0.155 267.4)
XYZ	xyz(10.0811, 7.7575, 36.5561)
Luminance	0.0776 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C47A5 #A58A2C

analogous

#2C83A5 #2C47A5 #4E2CA5

triadic

#2C47A5 #A52C47 #47A52C

tetradic

#2C47A5 #A52C83 #A58A2C #2CA54E

square

#2C47A5 #A52C83 #A58A2C #2CA54E

split-complementary

#2C47A5 #A54E2C #83A52C

monochromatic

#121D44 #1F3275 #2C47A5 #4261CD #7289D9

Accessibility & contrast

On white

8.23

#2C47A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#2C47A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C47A5

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C47A5	#FFFFFF	#000000	##FFFFFF
##2C47A5	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055A8

Deuteranopia (green-blind)

#0049A3

Tritanopia (blue-blind)

#005E6F

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2c47a5;
/* rgb */ color: rgb(44, 71, 165);
/* oklch */ color: oklch(43.5% 0.155 267.4);

Tailwind

colors: {
  custom: {
    50: '#7679c0',
    500: '#2c47a5',
    950: '#000000',
  },
}

SCSS

$custom: #2c47a5;
$custom-light: #7679c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2c47a5",
  "rgb": {
    "r": 44,
    "g": 71,
    "b": 165
  },
  "hsl": {
    "h": 226.612,
    "s": 57.895,
    "l": 40.98
  },
  "oklch": {
    "l": 0.43524,
    "c": 0.15496,
    "h": 267.4
  },
  "luminance": 0.07759
}

Semantic roles & 50–950 ramp

primary

#2C47A5

secondary

#C1AE6C

accent

#BF47E1

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #2C47A5

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

Preview Lab → · Contrast checker → · Palette generator →