#263F7C#263F7C

#263F7C is a dark, moderate blue. Relative luminance 0.054; OKLCH L 38.3% C 0.108 H 265.0°. Best body text is #FFFFFF at 10.07:1 contrast (WCAG AA passes).

Color values

HEX	#263F7C
RGB	rgb(38, 63, 124)
HSL	hsl(223, 53%, 32%)
HSV	hsv(223, 69%, 49%)
CMYK	cmyk(69.4%, 49.2%, 0%, 51.4%)
CIE-LAB	lab(27.90, 12.18, -37.58)
CIE-LCH	lch(27.90, 39.51, 287.96°)
OKLab	oklab(38.27% -0.0095 -0.1076)
OKLCH	oklch(38.27% 0.108 265)
XYZ	xyz(6.2137, 5.4217, 19.7839)
Luminance	0.0542 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263F7C #7C6326

analogous

#266A7C #263F7C #38267C

triadic

#263F7C #7C263F #3F7C26

tetradic

#263F7C #7C266A #7C6326 #267C38

square

#263F7C #7C266A #7C6326 #267C38

split-complementary

#263F7C #7C3826 #6A7C26

monochromatic

#090F1E #18274D #263F7C #3457AB #5275CA

Accessibility & contrast

On white

10.07

#263F7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#263F7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263F7C

10.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263F7C	#FFFFFF	#000000	##FFFFFF
##263F7C	1.00	10.07	2.08	10.07
#FFFFFF	10.07	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F467E

Deuteranopia (green-blind)

#0D3E7B

Tritanopia (blue-blind)

#004D57

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #263f7c;
/* rgb */ color: rgb(38, 63, 124);
/* oklch */ color: oklch(38.3% 0.108 265.0);

Tailwind

colors: {
  custom: {
    50: '#6b73a2',
    500: '#263f7c',
    950: '#000000',
  },
}

SCSS

$custom: #263f7c;
$custom-light: #6b73a2;
$custom-dark: #000000;

JSON

{
  "hex": "#263f7c",
  "rgb": {
    "r": 38,
    "g": 63,
    "b": 124
  },
  "hsl": {
    "h": 222.558,
    "s": 53.086,
    "l": 31.765
  },
  "oklch": {
    "l": 0.38272,
    "c": 0.10804,
    "h": 265
  },
  "luminance": 0.05422
}

Semantic roles & 50–950 ramp

primary

#263F7C

secondary

#AE9350

accent

#B24BDC

background

#F6F6FA

surface

#ECECF3

border

#C7C7CD

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #263F7C

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

Preview Lab → · Contrast checker → · Palette generator →