#263A5E#263A5E

#263A5E is a dark, moderate blue. Relative luminance 0.042; OKLCH L 35.0% C 0.068 H 261.5°. Best body text is #FFFFFF at 11.36:1 contrast (WCAG AA passes).

Color values

HEX	#263A5E
RGB	rgb(38, 58, 94)
HSL	hsl(219, 42%, 26%)
HSV	hsv(219, 60%, 37%)
CMYK	cmyk(59.6%, 38.3%, 0%, 63.1%)
CIE-LAB	lab(24.47, 4.17, -23.88)
CIE-LCH	lch(24.47, 24.24, 279.91°)
OKLab	oklab(35.01% -0.0101 -0.0675)
OKLCH	oklch(35.01% 0.068 261.5)
XYZ	xyz(4.3321, 4.2460, 11.1788)
Luminance	0.0425 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263A5E #5E4A26

analogous

#26565E #263A5E #2E265E

triadic

#263A5E #5E263A #3A5E26

tetradic

#263A5E #5E2656 #5E4A26 #265E2E

square

#263A5E #5E2656 #5E4A26 #265E2E

split-complementary

#263A5E #5E2E26 #565E26

monochromatic

#090D16 #141F32 #263A5E #38558A #4970B5

Accessibility & contrast

On white

11.36

#263A5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#263A5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263A5E

11.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263A5E	#FFFFFF	#000000	##FFFFFF
##263A5E	1.00	11.36	1.85	11.36
#FFFFFF	11.36	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B3D5F

Deuteranopia (green-blind)

#24385D

Tritanopia (blue-blind)

#044247

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #263a5e;
/* rgb */ color: rgb(38, 58, 94);
/* oklch */ color: oklch(35.0% 0.068 261.5);

Tailwind

colors: {
  custom: {
    50: '#656f8c',
    500: '#263a5e',
    950: '#000000',
  },
}

SCSS

$custom: #263a5e;
$custom-light: #656f8c;
$custom-dark: #000000;

JSON

{
  "hex": "#263a5e",
  "rgb": {
    "r": 38,
    "g": 58,
    "b": 94
  },
  "hsl": {
    "h": 218.571,
    "s": 42.424,
    "l": 25.882
  },
  "oklch": {
    "l": 0.35012,
    "c": 0.06826,
    "h": 261.5
  },
  "luminance": 0.04246
}

Semantic roles & 50–950 ramp

primary

#263A5E

secondary

#91794F

accent

#A656D2

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#06070C

muted

#7A7A7D

Preview Lab

Preview with #263A5E

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

Preview Lab → · Contrast checker → · Palette generator →