#263E9A#263E9A

#263E9A is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.5% C 0.153 H 267.7°. Best body text is #FFFFFF at 9.38:1 contrast (WCAG AA passes).

Color values

HEX	#263E9A
RGB	rgb(38, 62, 154)
HSL	hsl(228, 60%, 38%)
HSV	hsv(228, 75%, 60%)
CMYK	cmyk(75.3%, 59.7%, 0%, 39.6%)
CIE-LAB	lab(29.89, 24.51, -52.91)
CIE-LCH	lch(29.89, 58.31, 294.86°)
OKLab	oklab(40.49% -0.006 -0.1527)
OKLCH	oklch(40.49% 0.153 267.7)
XYZ	xyz(8.3527, 6.1895, 31.3201)
Luminance	0.0619 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263E9A #9A8226

analogous

#26789A #263E9A #48269A

triadic

#263E9A #9A263E #3E9A26

tetradic

#263E9A #9A2678 #9A8226 #269A48

square

#263E9A #9A2678 #9A8226 #269A48

split-complementary

#263E9A #9A4826 #789A26

monochromatic

#0E1638 #1A2A69 #263E9A #3252CB #627BD8

Accessibility & contrast

On white

9.38

#263E9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#263E9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263E9A

9.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263E9A	#FFFFFF	#000000	##FFFFFF
##263E9A	1.00	9.38	2.24	9.38
#FFFFFF	9.38	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C9D

Deuteranopia (green-blind)

#004198

Tritanopia (blue-blind)

#005566

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #263e9a;
/* rgb */ color: rgb(38, 62, 154);
/* oklch */ color: oklch(40.5% 0.153 267.7);

Tailwind

colors: {
  custom: {
    50: '#7273b9',
    500: '#263e9a',
    950: '#000000',
  },
}

SCSS

$custom: #263e9a;
$custom-light: #7273b9;
$custom-dark: #000000;

JSON

{
  "hex": "#263e9a",
  "rgb": {
    "r": 38,
    "g": 62,
    "b": 154
  },
  "hsl": {
    "h": 227.586,
    "s": 60.417,
    "l": 37.647
  },
  "oklch": {
    "l": 0.40486,
    "c": 0.15284,
    "h": 267.7
  },
  "luminance": 0.0619
}

Semantic roles & 50–950 ramp

primary

#263E9A

secondary

#BEAA5E

accent

#C344E4

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #263E9A

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

Preview Lab → · Contrast checker → · Palette generator →