#2643AA#2643AA

#2643AA is a dark, vivid blue. Relative luminance 0.073; OKLCH L 42.9% C 0.169 H 266.8°. Best body text is #FFFFFF at 8.52:1 contrast (WCAG AA passes).

Color values

HEX	#2643AA
RGB	rgb(38, 67, 170)
HSL	hsl(227, 63%, 41%)
HSV	hsv(227, 78%, 67%)
CMYK	cmyk(77.6%, 60.6%, 0%, 33.3%)
CIE-LAB	lab(32.54, 27.28, -58.23)
CIE-LCH	lch(32.54, 64.30, 295.10°)
OKLab	oklab(42.88% -0.0093 -0.1683)
OKLCH	oklch(42.88% 0.169 266.8)
XYZ	xyz(10.0596, 7.3275, 38.9066)
Luminance	0.0733 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2643AA #AA8D26

analogous

#2685AA #2643AA #4B26AA

triadic

#2643AA #AA2643 #43AA26

tetradic

#2643AA #AA2685 #AA8D26 #26AA4B

square

#2643AA #AA2685 #AA8D26 #26AA4B

split-complementary

#2643AA #AA4B26 #85AA26

monochromatic

#101C46 #1B2F78 #2643AA #3A5CD3 #6C85DE

Accessibility & contrast

On white

8.52

#2643AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#2643AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2643AA

8.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2643AA	#FFFFFF	#000000	##FFFFFF
##2643AA	1.00	8.52	2.47	8.52
#FFFFFF	8.52	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053AD

Deuteranopia (green-blind)

#0047A8

Tritanopia (blue-blind)

#005D70

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2643aa;
/* rgb */ color: rgb(38, 67, 170);
/* oklch */ color: oklch(42.9% 0.169 266.8);

Tailwind

colors: {
  custom: {
    50: '#7576c4',
    500: '#2643aa',
    950: '#000000',
  },
}

SCSS

$custom: #2643aa;
$custom-light: #7576c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2643aa",
  "rgb": {
    "r": 38,
    "g": 67,
    "b": 170
  },
  "hsl": {
    "h": 226.818,
    "s": 63.462,
    "l": 40.784
  },
  "oklch": {
    "l": 0.42879,
    "c": 0.16853,
    "h": 266.8
  },
  "luminance": 0.07329
}

Semantic roles & 50–950 ramp

primary

#2643AA

secondary

#C5B067

accent

#C241E6

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2643AA

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

Preview Lab → · Contrast checker → · Palette generator →