#263E71#263E71

#263E71 is a dark, moderate blue. Relative luminance 0.051; OKLCH L 37.2% C 0.093 H 263.6°. Best body text is #FFFFFF at 10.45:1 contrast (WCAG AA passes).

Color values

HEX	#263E71
RGB	rgb(38, 62, 113)
HSL	hsl(221, 50%, 30%)
HSV	hsv(221, 66%, 44%)
CMYK	cmyk(66.4%, 45.1%, 0%, 55.7%)
CIE-LAB	lab(26.87, 8.61, -32.28)
CIE-LCH	lch(26.87, 33.41, 284.93°)
OKLab	oklab(37.25% -0.0104 -0.0921)
OKLCH	oklch(37.25% 0.093 263.6)
XYZ	xyz(5.5016, 5.0491, 16.3042)
Luminance	0.0505 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263E71 #715926

analogous

#266471 #263E71 #342671

triadic

#263E71 #71263E #3E7126

tetradic

#263E71 #712664 #715926 #267134

square

#263E71 #712664 #715926 #267134

split-complementary

#263E71 #713426 #647126

monochromatic

#080D17 #172543 #263E71 #35579F #4E74C3

Accessibility & contrast

On white

10.45

#263E71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#263E71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263E71

10.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263E71	#FFFFFF	#000000	##FFFFFF
##263E71	1.00	10.45	2.01	10.45
#FFFFFF	10.45	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#264373

Deuteranopia (green-blind)

#1B3C70

Tritanopia (blue-blind)

#004A52

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #263e71;
/* rgb */ color: rgb(38, 62, 113);
/* oklch */ color: oklch(37.2% 0.093 263.6);

Tailwind

colors: {
  custom: {
    50: '#69729a',
    500: '#263e71',
    950: '#000000',
  },
}

SCSS

$custom: #263e71;
$custom-light: #69729a;
$custom-dark: #000000;

JSON

{
  "hex": "#263e71",
  "rgb": {
    "r": 38,
    "g": 62,
    "b": 113
  },
  "hsl": {
    "h": 220.8,
    "s": 49.669,
    "l": 29.608
  },
  "oklch": {
    "l": 0.37247,
    "c": 0.09264,
    "h": 263.6
  },
  "luminance": 0.0505
}

Semantic roles & 50–950 ramp

primary

#263E71

secondary

#A4894F

accent

#AD4FD9

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07080E

muted

#7A7B7E

Preview Lab

Preview with #263E71

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

Preview Lab → · Contrast checker → · Palette generator →