#263A9E#263A9E

#263A9E is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.1% C 0.163 H 268.9°. Best body text is #FFFFFF at 9.63:1 contrast (WCAG AA passes).

Color values

HEX	#263A9E
RGB	rgb(38, 58, 158)
HSL	hsl(230, 61%, 38%)
HSV	hsv(230, 76%, 62%)
CMYK	cmyk(75.9%, 63.3%, 0%, 38%)
CIE-LAB	lab(29.17, 28.72, -56.50)
CIE-LCH	lch(29.17, 63.38, 296.94°)
OKLab	oklab(40.06% -0.0032 -0.1633)
OKLCH	oklch(40.06% 0.163 268.9)
XYZ	xyz(8.4818, 5.9059, 33.0341)
Luminance	0.0591 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263A9E #9E8A26

analogous

#26769E #263A9E #4E269E

triadic

#263A9E #9E263A #3A9E26

tetradic

#263A9E #9E2676 #9E8A26 #269E4E

square

#263A9E #9E2676 #9E8A26 #269E4E

split-complementary

#263A9E #9E4E26 #769E26

monochromatic

#0E163B #1A286D #263A9E #334DCE #6578DA

Accessibility & contrast

On white

9.63

#263A9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#263A9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263A9E

9.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263A9E	#FFFFFF	#000000	##FFFFFF
##263A9E	1.00	9.63	2.18	9.63
#FFFFFF	9.63	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AA1

Deuteranopia (green-blind)

#003F9C

Tritanopia (blue-blind)

#005466

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #263a9e;
/* rgb */ color: rgb(38, 58, 158);
/* oklch */ color: oklch(40.1% 0.163 268.9);

Tailwind

colors: {
  custom: {
    50: '#7370bc',
    500: '#263a9e',
    950: '#000000',
  },
}

SCSS

$custom: #263a9e;
$custom-light: #7370bc;
$custom-dark: #000000;

JSON

{
  "hex": "#263a9e",
  "rgb": {
    "r": 38,
    "g": 58,
    "b": 158
  },
  "hsl": {
    "h": 230,
    "s": 61.224,
    "l": 38.431
  },
  "oklch": {
    "l": 0.40063,
    "c": 0.16334,
    "h": 268.9
  },
  "luminance": 0.05907
}

Semantic roles & 50–950 ramp

primary

#263A9E

secondary

#C0B060

accent

#CA43E4

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #263A9E

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

Preview Lab → · Contrast checker → · Palette generator →