#263AA6#263AA6

#263AA6 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.8% C 0.174 H 268.8°. Best body text is #FFFFFF at 9.38:1 contrast (WCAG AA passes).

Color values

HEX	#263AA6
RGB	rgb(38, 58, 166)
HSL	hsl(231, 63%, 40%)
HSV	hsv(231, 77%, 65%)
CMYK	cmyk(77.1%, 65.1%, 0%, 34.9%)
CIE-LAB	lab(29.89, 31.72, -60.17)
CIE-LCH	lch(29.89, 68.02, 297.80°)
OKLab	oklab(40.81% -0.0035 -0.174)
OKLCH	oklch(40.81% 0.174 268.8)
XYZ	xyz(9.1929, 6.1903, 36.7794)
Luminance	0.0619 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263AA6 #A69226

analogous

#267AA6 #263AA6 #5226A6

triadic

#263AA6 #A6263A #3AA626

tetradic

#263AA6 #A6267A #A69226 #26A652

square

#263AA6 #A6267A #A69226 #26A652

split-complementary

#263AA6 #A65226 #7AA626

monochromatic

#0F1742 #1B2974 #263AA6 #3850D1 #6A7CDD

Accessibility & contrast

On white

9.38

#263AA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#263AA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263AA6

9.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263AA6	#FFFFFF	#000000	##FFFFFF
##263AA6	1.00	9.38	2.24	9.38
#FFFFFF	9.38	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DA9

Deuteranopia (green-blind)

#0040A4

Tritanopia (blue-blind)

#00566A

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #263aa6;
/* rgb */ color: rgb(38, 58, 166);
/* oklch */ color: oklch(40.8% 0.174 268.8);

Tailwind

colors: {
  custom: {
    50: '#7570c1',
    500: '#263aa6',
    950: '#000000',
  },
}

SCSS

$custom: #263aa6;
$custom-light: #7570c1;
$custom-dark: #000000;

JSON

{
  "hex": "#263aa6",
  "rgb": {
    "r": 38,
    "g": 58,
    "b": 166
  },
  "hsl": {
    "h": 230.625,
    "s": 62.745,
    "l": 40
  },
  "oklch": {
    "l": 0.40809,
    "c": 0.17409,
    "h": 268.8
  },
  "luminance": 0.06191
}

Semantic roles & 50–950 ramp

primary

#263AA6

secondary

#C3B465

accent

#CC42E6

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #263AA6

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

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