#263B68#263B68

#263B68 is a dark, moderate blue. Relative luminance 0.045; OKLCH L 35.9% C 0.083 H 263.9°. Best body text is #FFFFFF at 11.01:1 contrast (WCAG AA passes).

Color values

HEX	#263B68
RGB	rgb(38, 59, 104)
HSL	hsl(221, 46%, 28%)
HSV	hsv(221, 63%, 41%)
CMYK	cmyk(63.5%, 43.3%, 0%, 59.2%)
CIE-LAB	lab(25.38, 7.24, -28.91)
CIE-LCH	lch(25.38, 29.80, 284.06°)
OKLab	oklab(35.91% -0.0088 -0.0822)
OKLCH	oklch(35.91% 0.083 263.9)
XYZ	xyz(4.8611, 4.5391, 13.7140)
Luminance	0.0454 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263B68 #685326

analogous

#265C68 #263B68 #322668

triadic

#263B68 #68263B #3B6826

tetradic

#263B68 #68265C #685326 #266832

square

#263B68 #68265C #685326 #266832

split-complementary

#263B68 #683226 #5C6826

monochromatic

#080D16 #16223B #263B68 #365495 #4B6FBD

Accessibility & contrast

On white

11.01

#263B68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#263B68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263B68

11.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263B68	#FFFFFF	#000000	##FFFFFF
##263B68	1.00	11.01	1.91	11.01
#FFFFFF	11.01	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#273F6A

Deuteranopia (green-blind)

#1E3967

Tritanopia (blue-blind)

#00454C

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #263b68;
/* rgb */ color: rgb(38, 59, 104);
/* oklch */ color: oklch(35.9% 0.083 263.9);

Tailwind

colors: {
  custom: {
    50: '#677093',
    500: '#263b68',
    950: '#000000',
  },
}

SCSS

$custom: #263b68;
$custom-light: #677093;
$custom-dark: #000000;

JSON

{
  "hex": "#263b68",
  "rgb": {
    "r": 38,
    "g": 59,
    "b": 104
  },
  "hsl": {
    "h": 220.909,
    "s": 46.479,
    "l": 27.843
  },
  "oklch": {
    "l": 0.35911,
    "c": 0.08268,
    "h": 263.9
  },
  "luminance": 0.04539
}

Semantic roles & 50–950 ramp

primary

#263B68

secondary

#9B834F

accent

#AC52D6

background

#F6F6F9

surface

#EBECF1

border

#C6C7CB

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #263B68

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

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