#263A9F#263A9F

#263A9F is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.2% C 0.165 H 268.9°. Best body text is #FFFFFF at 9.60:1 contrast (WCAG AA passes).

Color values

HEX	#263A9F
RGB	rgb(38, 58, 159)
HSL	hsl(230, 61%, 39%)
HSV	hsv(230, 76%, 62%)
CMYK	cmyk(76.1%, 63.5%, 0%, 37.6%)
CIE-LAB	lab(29.26, 29.10, -56.97)
CIE-LCH	lch(29.26, 63.97, 297.06°)
OKLab	oklab(40.16% -0.0032 -0.1647)
OKLCH	oklch(40.16% 0.165 268.9)
XYZ	xyz(8.5682, 5.9405, 33.4892)
Luminance	0.0594 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263A9F #9F8B26

analogous

#26769F #263A9F #4E269F

triadic

#263A9F #9F263A #3A9F26

tetradic

#263A9F #9F2676 #9F8B26 #269F4E

square

#263A9F #9F2676 #9F8B26 #269F4E

split-complementary

#263A9F #9F4E26 #769F26

monochromatic

#0E163C #1A286E #263A9F #344DCE #6579DA

Accessibility & contrast

On white

9.60

#263A9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#263A9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263A9F

9.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263A9F	#FFFFFF	#000000	##FFFFFF
##263A9F	1.00	9.60	2.19	9.60
#FFFFFF	9.60	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BA2

Deuteranopia (green-blind)

#003F9D

Tritanopia (blue-blind)

#005467

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #263a9f;
/* rgb */ color: rgb(38, 58, 159);
/* oklch */ color: oklch(40.2% 0.165 268.9);

Tailwind

colors: {
  custom: {
    50: '#7370bc',
    500: '#263a9f',
    950: '#000000',
  },
}

SCSS

$custom: #263a9f;
$custom-light: #7370bc;
$custom-dark: #000000;

JSON

{
  "hex": "#263a9f",
  "rgb": {
    "r": 38,
    "g": 58,
    "b": 159
  },
  "hsl": {
    "h": 230.083,
    "s": 61.421,
    "l": 38.627
  },
  "oklch": {
    "l": 0.40155,
    "c": 0.16469,
    "h": 268.9
  },
  "luminance": 0.05941
}

Semantic roles & 50–950 ramp

primary

#263A9F

secondary

#C0B061

accent

#CA43E5

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #263A9F

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

Preview Lab → · Contrast checker → · Palette generator →