#263C90#263C90

#263C90 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.2% C 0.141 H 268.1°. Best body text is #FFFFFF at 9.85:1 contrast (WCAG AA passes).

Color values

HEX	#263C90
RGB	rgb(38, 60, 144)
HSL	hsl(228, 58%, 36%)
HSV	hsv(228, 74%, 56%)
CMYK	cmyk(73.6%, 58.3%, 0%, 43.5%)
CIE-LAB	lab(28.53, 22.02, -49.00)
CIE-LCH	lch(28.53, 53.72, 294.20°)
OKLab	oklab(39.22% -0.0048 -0.1413)
OKLCH	oklch(39.22% 0.141 268.1)
XYZ	xyz(7.4475, 5.6566, 27.0795)
Luminance	0.0566 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263C90 #907A26

analogous

#267190 #263C90 #452690

triadic

#263C90 #90263C #3C9026

tetradic

#263C90 #902671 #907A26 #269045

square

#263C90 #902671 #907A26 #269045

split-complementary

#263C90 #904526 #719026

monochromatic

#0C142F #192860 #263C90 #3350C0 #5C75D4

Accessibility & contrast

On white

9.85

#263C90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#263C90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263C90

9.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263C90	#FFFFFF	#000000	##FFFFFF
##263C90	1.00	9.85	2.13	9.85
#FFFFFF	9.85	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004893

Deuteranopia (green-blind)

#003F8E

Tritanopia (blue-blind)

#005160

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #263c90;
/* rgb */ color: rgb(38, 60, 144);
/* oklch */ color: oklch(39.2% 0.141 268.1);

Tailwind

colors: {
  custom: {
    50: '#7071b1',
    500: '#263c90',
    950: '#000000',
  },
}

SCSS

$custom: #263c90;
$custom-light: #7071b1;
$custom-dark: #000000;

JSON

{
  "hex": "#263c90",
  "rgb": {
    "r": 38,
    "g": 60,
    "b": 144
  },
  "hsl": {
    "h": 227.547,
    "s": 58.242,
    "l": 35.686
  },
  "oklch": {
    "l": 0.39217,
    "c": 0.14134,
    "h": 268.1
  },
  "luminance": 0.05657
}

Semantic roles & 50–950 ramp

primary

#263C90

secondary

#B9A559

accent

#C146E1

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #263C90

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

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