#263A5F#263A5F

#263A5F is a dark, moderate blue. Relative luminance 0.043; OKLCH L 35.1% C 0.070 H 261.9°. Best body text is #FFFFFF at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#263A5F
RGB	rgb(38, 58, 95)
HSL	hsl(219, 43%, 26%)
HSV	hsv(219, 60%, 37%)
CMYK	cmyk(60%, 38.9%, 0%, 62.7%)
CIE-LAB	lab(24.53, 4.54, -24.44)
CIE-LCH	lch(24.53, 24.86, 280.52°)
OKLab	oklab(35.08% -0.0099 -0.0691)
OKLCH	oklch(35.08% 0.07 261.9)
XYZ	xyz(4.3772, 4.2641, 11.4166)
Luminance	0.0426 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263A5F #5F4B26

analogous

#26565F #263A5F #2E265F

triadic

#263A5F #5F263A #3A5F26

tetradic

#263A5F #5F2656 #5F4B26 #265F2E

square

#263A5F #5F2656 #5F4B26 #265F2E

split-complementary

#263A5F #5F2E26 #565F26

monochromatic

#090D16 #151F33 #263A5F #37558B #496FB6

Accessibility & contrast

On white

11.33

#263A5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#263A5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263A5F

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263A5F	#FFFFFF	#000000	##FFFFFF
##263A5F	1.00	11.33	1.85	11.33
#FFFFFF	11.33	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B3D61

Deuteranopia (green-blind)

#24385E

Tritanopia (blue-blind)

#024248

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #263a5f;
/* rgb */ color: rgb(38, 58, 95);
/* oklch */ color: oklch(35.1% 0.070 261.9);

Tailwind

colors: {
  custom: {
    50: '#656f8c',
    500: '#263a5f',
    950: '#000000',
  },
}

SCSS

$custom: #263a5f;
$custom-light: #656f8c;
$custom-dark: #000000;

JSON

{
  "hex": "#263a5f",
  "rgb": {
    "r": 38,
    "g": 58,
    "b": 95
  },
  "hsl": {
    "h": 218.947,
    "s": 42.857,
    "l": 26.078
  },
  "oklch": {
    "l": 0.35076,
    "c": 0.06984,
    "h": 261.9
  },
  "luminance": 0.04264
}

Semantic roles & 50–950 ramp

primary

#263A5F

secondary

#927A4F

accent

#A755D3

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#06070C

muted

#7A7A7D

Preview Lab

Preview with #263A5F

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

Preview Lab → · Contrast checker → · Palette generator →