#263E85#263E85

#263E85 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 38.7% C 0.123 H 266.6°. Best body text is #FFFFFF at 9.95:1 contrast (WCAG AA passes).

Color values

HEX	#263E85
RGB	rgb(38, 62, 133)
HSL	hsl(225, 56%, 34%)
HSV	hsv(225, 71%, 52%)
CMYK	cmyk(71.4%, 53.4%, 0%, 47.8%)
CIE-LAB	lab(28.25, 16.38, -42.65)
CIE-LCH	lch(28.25, 45.69, 291.01°)
OKLab	oklab(38.74% -0.0073 -0.1225)
OKLCH	oklch(38.74% 0.123 266.6)
XYZ	xyz(6.7541, 5.5501, 22.9011)
Luminance	0.0555 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263E85 #856D26

analogous

#266D85 #263E85 #3D2685

triadic

#263E85 #85263E #3E8526

tetradic

#263E85 #85266D #856D26 #26853D

square

#263E85 #85266D #856D26 #26853D

split-complementary

#263E85 #853D26 #6D8526

monochromatic

#0B1226 #182855 #263E85 #3454B5 #5775CF

Accessibility & contrast

On white

9.95

#263E85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#263E85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263E85

9.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263E85	#FFFFFF	#000000	##FFFFFF
##263E85	1.00	9.95	2.11	9.95
#FFFFFF	9.95	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#114788

Deuteranopia (green-blind)

#003F84

Tritanopia (blue-blind)

#004F5B

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #263e85;
/* rgb */ color: rgb(38, 62, 133);
/* oklch */ color: oklch(38.7% 0.123 266.6);

Tailwind

colors: {
  custom: {
    50: '#6d72a9',
    500: '#263e85',
    950: '#000000',
  },
}

SCSS

$custom: #263e85;
$custom-light: #6d72a9;
$custom-dark: #000000;

JSON

{
  "hex": "#263e85",
  "rgb": {
    "r": 38,
    "g": 62,
    "b": 133
  },
  "hsl": {
    "h": 224.842,
    "s": 55.556,
    "l": 33.529
  },
  "oklch": {
    "l": 0.38738,
    "c": 0.12277,
    "h": 266.6
  },
  "luminance": 0.05551
}

Semantic roles & 50–950 ramp

primary

#263E85

secondary

#B39B53

accent

#B949DF

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#080810

muted

#7A7B7F

Preview Lab

Preview with #263E85

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

Preview Lab → · Contrast checker → · Palette generator →