#263E9E#263E9E

#263E9E is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.8% C 0.158 H 267.8°. Best body text is #FFFFFF at 9.27:1 contrast (WCAG AA passes).

Color values

HEX	#263E9E
RGB	rgb(38, 62, 158)
HSL	hsl(228, 61%, 38%)
HSV	hsv(228, 76%, 62%)
CMYK	cmyk(75.9%, 60.8%, 0%, 38%)
CIE-LAB	lab(30.22, 26.05, -54.80)
CIE-LCH	lch(30.22, 60.67, 295.42°)
OKLab	oklab(40.84% -0.006 -0.1583)
OKLCH	oklch(40.84% 0.158 267.8)
XYZ	xyz(8.6914, 6.3250, 33.1039)
Luminance	0.0633 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263E9E #9E8626

analogous

#267A9E #263E9E #4A269E

triadic

#263E9E #9E263E #3E9E26

tetradic

#263E9E #9E267A #9E8626 #269E4A

square

#263E9E #9E267A #9E8626 #269E4A

split-complementary

#263E9E #9E4A26 #7A9E26

monochromatic

#0E173B #1A2B6D #263E9E #3352CE #657CDA

Accessibility & contrast

On white

9.27

#263E9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#263E9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263E9E

9.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263E9E	#FFFFFF	#000000	##FFFFFF
##263E9E	1.00	9.27	2.27	9.27
#FFFFFF	9.27	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DA1

Deuteranopia (green-blind)

#00429C

Tritanopia (blue-blind)

#005668

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #263e9e;
/* rgb */ color: rgb(38, 62, 158);
/* oklch */ color: oklch(40.8% 0.158 267.8);

Tailwind

colors: {
  custom: {
    50: '#7373bb',
    500: '#263e9e',
    950: '#000000',
  },
}

SCSS

$custom: #263e9e;
$custom-light: #7373bb;
$custom-dark: #000000;

JSON

{
  "hex": "#263e9e",
  "rgb": {
    "r": 38,
    "g": 62,
    "b": 158
  },
  "hsl": {
    "h": 228,
    "s": 61.224,
    "l": 38.431
  },
  "oklch": {
    "l": 0.40837,
    "c": 0.15837,
    "h": 267.8
  },
  "luminance": 0.06326
}

Semantic roles & 50–950 ramp

primary

#263E9E

secondary

#C0AC60

accent

#C443E4

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #263E9E

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

Preview Lab → · Contrast checker → · Palette generator →