#263DA6#263DA6

#263DA6 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.4% C 0.170 H 268.2°. Best body text is #FFFFFF at 9.13:1 contrast (WCAG AA passes).

Color values

HEX	#263DA6
RGB	rgb(38, 61, 166)
HSL	hsl(229, 63%, 40%)
HSV	hsv(229, 77%, 65%)
CMYK	cmyk(77.1%, 63.3%, 0%, 34.9%)
CIE-LAB	lab(30.64, 29.75, -58.93)
CIE-LCH	lch(30.64, 66.01, 296.78°)
OKLab	oklab(41.37% -0.0054 -0.1704)
OKLCH	oklch(41.37% 0.17 268.2)
XYZ	xyz(9.3486, 6.5017, 36.8313)
Luminance	0.0650 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263DA6 #A68F26

analogous

#267DA6 #263DA6 #4F26A6

triadic

#263DA6 #A6263D #3DA626

tetradic

#263DA6 #A6267D #A68F26 #26A64F

square

#263DA6 #A6267D #A68F26 #26A64F

split-complementary

#263DA6 #A64F26 #7DA626

monochromatic

#0F1842 #1B2B74 #263DA6 #3853D1 #6A7EDD

Accessibility & contrast

On white

9.13

#263DA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#263DA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263DA6

9.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263DA6	#FFFFFF	#000000	##FFFFFF
##263DA6	1.00	9.13	2.30	9.13
#FFFFFF	9.13	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA9

Deuteranopia (green-blind)

#0042A4

Tritanopia (blue-blind)

#00586B

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #263da6;
/* rgb */ color: rgb(38, 61, 166);
/* oklch */ color: oklch(41.4% 0.170 268.2);

Tailwind

colors: {
  custom: {
    50: '#7572c1',
    500: '#263da6',
    950: '#000000',
  },
}

SCSS

$custom: #263da6;
$custom-light: #7572c1;
$custom-dark: #000000;

JSON

{
  "hex": "#263da6",
  "rgb": {
    "r": 38,
    "g": 61,
    "b": 166
  },
  "hsl": {
    "h": 229.219,
    "s": 62.745,
    "l": 40
  },
  "oklch": {
    "l": 0.41366,
    "c": 0.17047,
    "h": 268.2
  },
  "luminance": 0.06503
}

Semantic roles & 50–950 ramp

primary

#263DA6

secondary

#C3B265

accent

#C842E6

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #263DA6

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

Preview Lab → · Contrast checker → · Palette generator →