#263A78#263A78

#263A78 is a dark, moderate blue. Relative luminance 0.048; OKLCH L 36.8% C 0.109 H 267.4°. Best body text is #FFFFFF at 10.72:1 contrast (WCAG AA passes).

Color values

HEX	#263A78
RGB	rgb(38, 58, 120)
HSL	hsl(225, 52%, 31%)
HSV	hsv(225, 68%, 47%)
CMYK	cmyk(68.3%, 51.7%, 0%, 52.9%)
CIE-LAB	lab(26.14, 14.09, -37.90)
CIE-LCH	lch(26.14, 40.44, 290.40°)
OKLab	oklab(36.84% -0.0049 -0.1086)
OKLCH	oklch(36.84% 0.109 267.4)
XYZ	xyz(5.7014, 4.7937, 18.3905)
Luminance	0.0479 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263A78 #786426

analogous

#266378 #263A78 #3B2678

triadic

#263A78 #78263A #3A7826

tetradic

#263A78 #782663 #786426 #26783B

square

#263A78 #782663 #786426 #26783B

split-complementary

#263A78 #783B26 #637826

monochromatic

#090D1B #17244A #263A78 #3550A6 #516EC8

Accessibility & contrast

On white

10.72

#263A78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#263A78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263A78

10.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263A78	#FFFFFF	#000000	##FFFFFF
##263A78	1.00	10.72	1.96	10.72
#FFFFFF	10.72	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#18427A

Deuteranopia (green-blind)

#023A77

Tritanopia (blue-blind)

#004853

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #263a78;
/* rgb */ color: rgb(38, 58, 120);
/* oklch */ color: oklch(36.8% 0.109 267.4);

Tailwind

colors: {
  custom: {
    50: '#6a6f9f',
    500: '#263a78',
    950: '#000000',
  },
}

SCSS

$custom: #263a78;
$custom-light: #6a6f9f;
$custom-dark: #000000;

JSON

{
  "hex": "#263a78",
  "rgb": {
    "r": 38,
    "g": 58,
    "b": 120
  },
  "hsl": {
    "h": 225.366,
    "s": 51.899,
    "l": 30.98
  },
  "oklch": {
    "l": 0.36836,
    "c": 0.10875,
    "h": 267.4
  },
  "luminance": 0.04794
}

Semantic roles & 50–950 ramp

primary

#263A78

secondary

#AA9450

accent

#B84CDB

background

#F6F6F9

surface

#ECECF2

border

#C7C7CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #263A78

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

Preview Lab → · Contrast checker → · Palette generator →