#263783#263783

#263783 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.1% C 0.129 H 269.5°. Best body text is #FFFFFF at 10.73:1 contrast (WCAG AA passes).

Color values

HEX	#263783
RGB	rgb(38, 55, 131)
HSL	hsl(229, 55%, 33%)
HSV	hsv(229, 71%, 51%)
CMYK	cmyk(71%, 58%, 0%, 48.6%)
CIE-LAB	lab(26.11, 20.44, -44.87)
CIE-LCH	lch(26.11, 49.31, 294.49°)
OKLab	oklab(37.08% -0.0011 -0.1292)
OKLCH	oklch(37.08% 0.129 269.5)
XYZ	xyz(6.2609, 4.7825, 22.0615)
Luminance	0.0478 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263783 #837226

analogous

#266583 #263783 #432683

triadic

#263783 #832637 #378326

tetradic

#263783 #832665 #837226 #268343

square

#263783 #832665 #837226 #268343

split-complementary

#263783 #834326 #658326

monochromatic

#0A0F24 #182354 #263783 #344BB2 #566CCE

Accessibility & contrast

On white

10.73

#263783 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#263783 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263783

10.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263783	#FFFFFF	#000000	##FFFFFF
##263783	1.00	10.73	1.96	10.73
#FFFFFF	10.73	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004286

Deuteranopia (green-blind)

#003A81

Tritanopia (blue-blind)

#004957

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #263783;
/* rgb */ color: rgb(38, 55, 131);
/* oklch */ color: oklch(37.1% 0.129 269.5);

Tailwind

colors: {
  custom: {
    50: '#6d6da8',
    500: '#263783',
    950: '#000000',
  },
}

SCSS

$custom: #263783;
$custom-light: #6d6da8;
$custom-dark: #000000;

JSON

{
  "hex": "#263783",
  "rgb": {
    "r": 38,
    "g": 55,
    "b": 131
  },
  "hsl": {
    "h": 229.032,
    "s": 55.03,
    "l": 33.137
  },
  "oklch": {
    "l": 0.37075,
    "c": 0.12919,
    "h": 269.5
  },
  "luminance": 0.04783
}

Semantic roles & 50–950 ramp

primary

#263783

secondary

#B2A152

accent

#C349DE

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #263783

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

Preview Lab → · Contrast checker → · Palette generator →