#263F7F#263F7F

#263F7F is a dark, moderate blue. Relative luminance 0.055; OKLCH L 38.5% C 0.113 H 265.4°. Best body text is #FFFFFF at 10.00:1 contrast (WCAG AA passes).

Color values

HEX	#263F7F
RGB	rgb(38, 63, 127)
HSL	hsl(223, 54%, 32%)
HSV	hsv(223, 70%, 50%)
CMYK	cmyk(70.1%, 50.4%, 0%, 50.2%)
CIE-LAB	lab(28.11, 13.35, -39.13)
CIE-LCH	lch(28.11, 41.34, 288.84°)
OKLab	oklab(38.5% -0.009 -0.1122)
OKLCH	oklch(38.5% 0.113 265.4)
XYZ	xyz(6.4063, 5.4988, 20.7983)
Luminance	0.0550 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263F7F #7F6626

analogous

#266C7F #263F7F #3A267F

triadic

#263F7F #7F263F #3F7F26

tetradic

#263F7F #7F266C #7F6626 #267F3A

square

#263F7F #7F266C #7F6626 #267F3A

split-complementary

#263F7F #7F3A26 #6C7F26

monochromatic

#0A1021 #182850 #263F7F #3456AE #5475CC

Accessibility & contrast

On white

10.00

#263F7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#263F7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263F7F

10.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263F7F	#FFFFFF	#000000	##FFFFFF
##263F7F	1.00	10.00	2.10	10.00
#FFFFFF	10.00	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C4781

Deuteranopia (green-blind)

#053E7E

Tritanopia (blue-blind)

#004E59

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #263f7f;
/* rgb */ color: rgb(38, 63, 127);
/* oklch */ color: oklch(38.5% 0.113 265.4);

Tailwind

colors: {
  custom: {
    50: '#6c73a4',
    500: '#263f7f',
    950: '#000000',
  },
}

SCSS

$custom: #263f7f;
$custom-light: #6c73a4;
$custom-dark: #000000;

JSON

{
  "hex": "#263f7f",
  "rgb": {
    "r": 38,
    "g": 63,
    "b": 127
  },
  "hsl": {
    "h": 223.146,
    "s": 53.939,
    "l": 32.353
  },
  "oklch": {
    "l": 0.38496,
    "c": 0.11253,
    "h": 265.4
  },
  "luminance": 0.05499
}

Semantic roles & 50–950 ramp

primary

#263F7F

secondary

#B09551

accent

#B44ADD

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #263F7F

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

Preview Lab → · Contrast checker → · Palette generator →