#2647B1#2647B1

#2647B1 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.3% C 0.173 H 266.1°. Best body text is #FFFFFF at 8.02:1 contrast (WCAG AA passes).

Color values

HEX	#2647B1
RGB	rgb(38, 71, 177)
HSL	hsl(226, 65%, 42%)
HSV	hsv(226, 79%, 69%)
CMYK	cmyk(78.5%, 59.9%, 0%, 30.6%)
CIE-LAB	lab(34.17, 27.29, -59.74)
CIE-LCH	lch(34.17, 65.68, 294.55°)
OKLab	oklab(44.28% -0.0118 -0.1726)
OKLCH	oklch(44.28% 0.173 266.1)
XYZ	xyz(10.9856, 8.0916, 42.5693)
Luminance	0.0809 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2647B1 #B19026

analogous

#268DB1 #2647B1 #4A26B1

triadic

#2647B1 #B12647 #47B126

tetradic

#2647B1 #B1268D #B19026 #26B14A

square

#2647B1 #B1268D #B19026 #26B14A

split-complementary

#2647B1 #B14A26 #8DB126

monochromatic

#101F4C #1B337F #2647B1 #3F62D6 #718BE0

Accessibility & contrast

On white

8.02

#2647B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#2647B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2647B1

8.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2647B1	#FFFFFF	#000000	##FFFFFF
##2647B1	1.00	8.02	2.62	8.02
#FFFFFF	8.02	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B5

Deuteranopia (green-blind)

#004AAF

Tritanopia (blue-blind)

#006275

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2647b1;
/* rgb */ color: rgb(38, 71, 177);
/* oklch */ color: oklch(44.3% 0.173 266.1);

Tailwind

colors: {
  custom: {
    50: '#7779c9',
    500: '#2647b1',
    950: '#000000',
  },
}

SCSS

$custom: #2647b1;
$custom-light: #7779c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2647b1",
  "rgb": {
    "r": 38,
    "g": 71,
    "b": 177
  },
  "hsl": {
    "h": 225.755,
    "s": 64.651,
    "l": 42.157
  },
  "oklch": {
    "l": 0.44276,
    "c": 0.17303,
    "h": 266.1
  },
  "luminance": 0.08093
}

Semantic roles & 50–950 ramp

primary

#2647B1

secondary

#C7B26B

accent

#C040E8

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2647B1

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

Preview Lab → · Contrast checker → · Palette generator →