#263F7E#263F7E

#263F7E is a dark, moderate blue. Relative luminance 0.055; OKLCH L 38.4% C 0.111 H 265.3°. Best body text is #FFFFFF at 10.03:1 contrast (WCAG AA passes).

Color values

HEX	#263F7E
RGB	rgb(38, 63, 126)
HSL	hsl(223, 54%, 32%)
HSV	hsv(223, 70%, 49%)
CMYK	cmyk(69.8%, 50%, 0%, 50.6%)
CIE-LAB	lab(28.04, 12.96, -38.62)
CIE-LCH	lch(28.04, 40.73, 288.55°)
OKLab	oklab(38.42% -0.0092 -0.1107)
OKLCH	oklch(38.42% 0.111 265.3)
XYZ	xyz(6.3414, 5.4728, 20.4568)
Luminance	0.0547 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263F7E #7E6526

analogous

#266B7E #263F7E #39267E

triadic

#263F7E #7E263F #3F7E26

tetradic

#263F7E #7E266B #7E6526 #267E39

square

#263F7E #7E266B #7E6526 #267E39

split-complementary

#263F7E #7E3926 #6B7E26

monochromatic

#0A1020 #18274F #263F7E #3457AD #5375CB

Accessibility & contrast

On white

10.03

#263F7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#263F7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263F7E

10.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263F7E	#FFFFFF	#000000	##FFFFFF
##263F7E	1.00	10.03	2.09	10.03
#FFFFFF	10.03	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D4680

Deuteranopia (green-blind)

#083E7D

Tritanopia (blue-blind)

#004E58

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #263f7e;
/* rgb */ color: rgb(38, 63, 126);
/* oklch */ color: oklch(38.4% 0.111 265.3);

Tailwind

colors: {
  custom: {
    50: '#6b73a4',
    500: '#263f7e',
    950: '#000000',
  },
}

SCSS

$custom: #263f7e;
$custom-light: #6b73a4;
$custom-dark: #000000;

JSON

{
  "hex": "#263f7e",
  "rgb": {
    "r": 38,
    "g": 63,
    "b": 126
  },
  "hsl": {
    "h": 222.955,
    "s": 53.659,
    "l": 32.157
  },
  "oklch": {
    "l": 0.38421,
    "c": 0.11104,
    "h": 265.3
  },
  "luminance": 0.05473
}

Semantic roles & 50–950 ramp

primary

#263F7E

secondary

#B09550

accent

#B34BDD

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #263F7E

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

Preview Lab → · Contrast checker → · Palette generator →