#263A9D#263A9D

#263A9D is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.0% C 0.162 H 268.9°. Best body text is #FFFFFF at 9.66:1 contrast (WCAG AA passes).

Color values

HEX	#263A9D
RGB	rgb(38, 58, 157)
HSL	hsl(230, 61%, 38%)
HSV	hsv(230, 76%, 62%)
CMYK	cmyk(75.8%, 63.1%, 0%, 38.4%)
CIE-LAB	lab(29.09, 28.34, -56.04)
CIE-LCH	lch(29.09, 62.80, 296.83°)
OKLab	oklab(39.97% -0.0032 -0.1619)
OKLCH	oklch(39.97% 0.162 268.9)
XYZ	xyz(8.3961, 5.8716, 32.5826)
Luminance	0.0587 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263A9D #9D8926

analogous

#26759D #263A9D #4D269D

triadic

#263A9D #9D263A #3A9D26

tetradic

#263A9D #9D2675 #9D8926 #269D4D

square

#263A9D #9D2675 #9D8926 #269D4D

split-complementary

#263A9D #9D4D26 #759D26

monochromatic

#0E163A #1A286C #263A9D #334DCE #6478D9

Accessibility & contrast

On white

9.66

#263A9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#263A9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263A9D

9.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263A9D	#FFFFFF	#000000	##FFFFFF
##263A9D	1.00	9.66	2.17	9.66
#FFFFFF	9.66	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AA0

Deuteranopia (green-blind)

#003F9B

Tritanopia (blue-blind)

#005466

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #263a9d;
/* rgb */ color: rgb(38, 58, 157);
/* oklch */ color: oklch(40.0% 0.162 268.9);

Tailwind

colors: {
  custom: {
    50: '#7370bb',
    500: '#263a9d',
    950: '#000000',
  },
}

SCSS

$custom: #263a9d;
$custom-light: #7370bb;
$custom-dark: #000000;

JSON

{
  "hex": "#263a9d",
  "rgb": {
    "r": 38,
    "g": 58,
    "b": 157
  },
  "hsl": {
    "h": 229.916,
    "s": 61.026,
    "l": 38.235
  },
  "oklch": {
    "l": 0.39971,
    "c": 0.16198,
    "h": 268.9
  },
  "luminance": 0.05873
}

Semantic roles & 50–950 ramp

primary

#263A9D

secondary

#BFAF60

accent

#C944E4

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #263A9D

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

Preview Lab → · Contrast checker → · Palette generator →