#263C9A#263C9A

#263C9A is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.1% C 0.155 H 268.3°. Best body text is #FFFFFF at 9.57:1 contrast (WCAG AA passes).

Color values

HEX	#263C9A
RGB	rgb(38, 60, 154)
HSL	hsl(229, 60%, 38%)
HSV	hsv(229, 75%, 60%)
CMYK	cmyk(75.3%, 61%, 0%, 39.6%)
CIE-LAB	lab(29.35, 25.86, -53.78)
CIE-LCH	lch(29.35, 59.68, 295.68°)
OKLab	oklab(40.09% -0.0046 -0.1553)
OKLCH	oklch(40.09% 0.155 268.3)
XYZ	xyz(8.2459, 5.9760, 31.2845)
Luminance	0.0598 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263C9A #9A8426

analogous

#26769A #263C9A #4A269A

triadic

#263C9A #9A263C #3C9A26

tetradic

#263C9A #9A2676 #9A8426 #269A4A

square

#263C9A #9A2676 #9A8426 #269A4A

split-complementary

#263C9A #9A4A26 #769A26

monochromatic

#0E1638 #1A2969 #263C9A #324FCB #6279D8

Accessibility & contrast

On white

9.57

#263C9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#263C9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263C9A

9.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263C9A	#FFFFFF	#000000	##FFFFFF
##263C9A	1.00	9.57	2.20	9.57
#FFFFFF	9.57	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004B9D

Deuteranopia (green-blind)

#004098

Tritanopia (blue-blind)

#005465

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #263c9a;
/* rgb */ color: rgb(38, 60, 154);
/* oklch */ color: oklch(40.1% 0.155 268.3);

Tailwind

colors: {
  custom: {
    50: '#7271b9',
    500: '#263c9a',
    950: '#000000',
  },
}

SCSS

$custom: #263c9a;
$custom-light: #7271b9;
$custom-dark: #000000;

JSON

{
  "hex": "#263c9a",
  "rgb": {
    "r": 38,
    "g": 60,
    "b": 154
  },
  "hsl": {
    "h": 228.621,
    "s": 60.417,
    "l": 37.647
  },
  "oklch": {
    "l": 0.40088,
    "c": 0.15537,
    "h": 268.3
  },
  "luminance": 0.05977
}

Semantic roles & 50–950 ramp

primary

#263C9A

secondary

#BEAC5E

accent

#C544E4

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #263C9A

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

Preview Lab → · Contrast checker → · Palette generator →