#263F68#263F68

#263F68 is a dark, moderate blue. Relative luminance 0.050; OKLCH L 36.9% C 0.078 H 259.8°. Best body text is #FFFFFF at 10.53:1 contrast (WCAG AA passes).

Color values

HEX	#263F68
RGB	rgb(38, 63, 104)
HSL	hsl(217, 46%, 28%)
HSV	hsv(217, 63%, 41%)
CMYK	cmyk(63.5%, 39.4%, 0%, 59.2%)
CIE-LAB	lab(26.64, 4.49, -26.91)
CIE-LCH	lch(26.64, 27.28, 279.47°)
OKLab	oklab(36.89% -0.0137 -0.0763)
OKLCH	oklch(36.89% 0.078 259.8)
XYZ	xyz(5.0747, 4.9661, 13.7851)
Luminance	0.0497 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263F68 #684F26

analogous

#266068 #263F68 #2E2668

triadic

#263F68 #68263F #3F6826

tetradic

#263F68 #682660 #684F26 #26682E

square

#263F68 #682660 #684F26 #26682E

split-complementary

#263F68 #682E26 #606826

monochromatic

#080E16 #16243B #263F68 #365A95 #4B76BD

Accessibility & contrast

On white

10.53

#263F68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#263F68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263F68

10.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263F68	#FFFFFF	#000000	##FFFFFF
##263F68	1.00	10.53	1.99	10.53
#FFFFFF	10.53	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E426A

Deuteranopia (green-blind)

#253C67

Tritanopia (blue-blind)

#00484E

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #263f68;
/* rgb */ color: rgb(38, 63, 104);
/* oklch */ color: oklch(36.9% 0.078 259.8);

Tailwind

colors: {
  custom: {
    50: '#677393',
    500: '#263f68',
    950: '#000000',
  },
}

SCSS

$custom: #263f68;
$custom-light: #677393;
$custom-dark: #000000;

JSON

{
  "hex": "#263f68",
  "rgb": {
    "r": 38,
    "g": 63,
    "b": 104
  },
  "hsl": {
    "h": 217.273,
    "s": 46.479,
    "l": 27.843
  },
  "oklch": {
    "l": 0.36886,
    "c": 0.07753,
    "h": 259.8
  },
  "luminance": 0.04967
}

Semantic roles & 50–950 ramp

primary

#263F68

secondary

#9B7E4F

accent

#A452D6

background

#F6F6F9

surface

#EBECF1

border

#C6C7CB

text

#06080D

muted

#7A7B7E

Preview Lab

Preview with #263F68

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

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