#2640A2#2640A2

#2640A2 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.6% C 0.161 H 267.4°. Best body text is #FFFFFF at 8.98:1 contrast (WCAG AA passes).

Color values

HEX	#2640A2
RGB	rgb(38, 64, 162)
HSL	hsl(227, 62%, 39%)
HSV	hsv(227, 77%, 64%)
CMYK	cmyk(76.5%, 60.5%, 0%, 36.5%)
CIE-LAB	lab(31.08, 26.23, -55.81)
CIE-LCH	lch(31.08, 61.66, 295.18°)
OKLab	oklab(41.59% -0.0073 -0.1612)
OKLCH	oklch(41.59% 0.161 267.4)
XYZ	xyz(9.1520, 6.6865, 34.9837)
Luminance	0.0669 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2640A2 #A28826

analogous

#267EA2 #2640A2 #4A26A2

triadic

#2640A2 #A22640 #40A226

tetradic

#2640A2 #A2267E #A28826 #26A24A

square

#2640A2 #A2267E #A28826 #26A24A

split-complementary

#2640A2 #A24A26 #7EA226

monochromatic

#0F193F #1A2C70 #2640A2 #3556D0 #677FDB

Accessibility & contrast

On white

8.98

#2640A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#2640A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2640A2

8.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2640A2	#FFFFFF	#000000	##FFFFFF
##2640A2	1.00	8.98	2.34	8.98
#FFFFFF	8.98	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA5

Deuteranopia (green-blind)

#0044A0

Tritanopia (blue-blind)

#00596A

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2640a2;
/* rgb */ color: rgb(38, 64, 162);
/* oklch */ color: oklch(41.6% 0.161 267.4);

Tailwind

colors: {
  custom: {
    50: '#7474be',
    500: '#2640a2',
    950: '#000000',
  },
}

SCSS

$custom: #2640a2;
$custom-light: #7474be;
$custom-dark: #000000;

JSON

{
  "hex": "#2640a2",
  "rgb": {
    "r": 38,
    "g": 64,
    "b": 162
  },
  "hsl": {
    "h": 227.419,
    "s": 62,
    "l": 39.216
  },
  "oklch": {
    "l": 0.41585,
    "c": 0.16136,
    "h": 267.4
  },
  "luminance": 0.06687
}

Semantic roles & 50–950 ramp

primary

#2640A2

secondary

#C1AD63

accent

#C343E5

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #2640A2

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

Preview Lab → · Contrast checker → · Palette generator →