#263B6A#263B6A

#263B6A is a dark, moderate blue. Relative luminance 0.046; OKLCH L 36.0% C 0.086 H 264.4°. Best body text is #FFFFFF at 10.96:1 contrast (WCAG AA passes).

Color values

HEX	#263B6A
RGB	rgb(38, 59, 106)
HSL	hsl(221, 47%, 28%)
HSV	hsv(221, 64%, 42%)
CMYK	cmyk(64.2%, 44.3%, 0%, 58.4%)
CIE-LAB	lab(25.50, 8.00, -30.00)
CIE-LCH	lch(25.50, 31.05, 284.93°)
OKLab	oklab(36.05% -0.0084 -0.0854)
OKLCH	oklch(36.05% 0.086 264.4)
XYZ	xyz(4.9639, 4.5802, 14.2553)
Luminance	0.0458 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263B6A #6A5526

analogous

#265D6A #263B6A #33266A

triadic

#263B6A #6A263B #3B6A26

tetradic

#263B6A #6A265D #6A5526 #266A33

square

#263B6A #6A265D #6A5526 #266A33

split-complementary

#263B6A #6A3326 #5D6A26

monochromatic

#080D17 #16223D #263B6A #365497 #4C6FBF

Accessibility & contrast

On white

10.96

#263B6A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#263B6A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263B6A

10.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263B6A	#FFFFFF	#000000	##FFFFFF
##263B6A	1.00	10.96	1.92	10.96
#FFFFFF	10.96	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26406C

Deuteranopia (green-blind)

#1C3A69

Tritanopia (blue-blind)

#00464D

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #263b6a;
/* rgb */ color: rgb(38, 59, 106);
/* oklch */ color: oklch(36.0% 0.086 264.4);

Tailwind

colors: {
  custom: {
    50: '#677095',
    500: '#263b6a',
    950: '#000000',
  },
}

SCSS

$custom: #263b6a;
$custom-light: #677095;
$custom-dark: #000000;

JSON

{
  "hex": "#263b6a",
  "rgb": {
    "r": 38,
    "g": 59,
    "b": 106
  },
  "hsl": {
    "h": 221.471,
    "s": 47.222,
    "l": 28.235
  },
  "oklch": {
    "l": 0.36048,
    "c": 0.08581,
    "h": 264.4
  },
  "luminance": 0.04581
}

Semantic roles & 50–950 ramp

primary

#263B6A

secondary

#9D854F

accent

#AD51D7

background

#F6F6F9

surface

#EBECF1

border

#C6C7CB

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #263B6A

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

Preview Lab → · Contrast checker → · Palette generator →