#263FA0#263FA0

#263FA0 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.2% C 0.160 H 267.6°. Best body text is #FFFFFF at 9.13:1 contrast (WCAG AA passes).

Color values

HEX	#263FA0
RGB	rgb(38, 63, 160)
HSL	hsl(228, 62%, 39%)
HSV	hsv(228, 76%, 63%)
CMYK	cmyk(76.3%, 60.6%, 0%, 37.3%)
CIE-LAB	lab(30.65, 26.14, -55.30)
CIE-LCH	lch(30.65, 61.17, 295.30°)
OKLab	oklab(41.21% -0.0067 -0.1597)
OKLCH	oklch(41.21% 0.16 267.6)
XYZ	xyz(8.9198, 6.5042, 34.0362)
Luminance	0.0650 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263FA0 #A08726

analogous

#267CA0 #263FA0 #4A26A0

triadic

#263FA0 #A0263F #3FA026

tetradic

#263FA0 #A0267C #A08726 #26A04A

square

#263FA0 #A0267C #A08726 #26A04A

split-complementary

#263FA0 #A04A26 #7CA026

monochromatic

#0F183D #1A2C6F #263FA0 #3454CF #667EDB

Accessibility & contrast

On white

9.13

#263FA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#263FA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263FA0

9.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263FA0	#FFFFFF	#000000	##FFFFFF
##263FA0	1.00	9.13	2.30	9.13
#FFFFFF	9.13	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA3

Deuteranopia (green-blind)

#00439E

Tritanopia (blue-blind)

#005869

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #263fa0;
/* rgb */ color: rgb(38, 63, 160);
/* oklch */ color: oklch(41.2% 0.160 267.6);

Tailwind

colors: {
  custom: {
    50: '#7373bd',
    500: '#263fa0',
    950: '#000000',
  },
}

SCSS

$custom: #263fa0;
$custom-light: #7373bd;
$custom-dark: #000000;

JSON

{
  "hex": "#263fa0",
  "rgb": {
    "r": 38,
    "g": 63,
    "b": 160
  },
  "hsl": {
    "h": 227.705,
    "s": 61.616,
    "l": 38.824
  },
  "oklch": {
    "l": 0.41211,
    "c": 0.15987,
    "h": 267.6
  },
  "luminance": 0.06505
}

Semantic roles & 50–950 ramp

primary

#263FA0

secondary

#C0AD61

accent

#C443E5

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #263FA0

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

Preview Lab → · Contrast checker → · Palette generator →