#263CA0#263CA0

#263CA0 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.6% C 0.164 H 268.4°. Best body text is #FFFFFF at 9.39:1 contrast (WCAG AA passes).

Color values

HEX	#263CA0
RGB	rgb(38, 60, 160)
HSL	hsl(229, 62%, 39%)
HSV	hsv(229, 76%, 63%)
CMYK	cmyk(76.3%, 62.5%, 0%, 37.3%)
CIE-LAB	lab(29.86, 28.15, -56.59)
CIE-LCH	lch(29.86, 63.20, 296.45°)
OKLab	oklab(40.63% -0.0046 -0.1635)
OKLCH	oklch(40.63% 0.164 268.4)
XYZ	xyz(8.7582, 6.1809, 33.9823)
Luminance	0.0618 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263CA0 #A08A26

analogous

#2679A0 #263CA0 #4D26A0

triadic

#263CA0 #A0263C #3CA026

tetradic

#263CA0 #A02679 #A08A26 #26A04D

square

#263CA0 #A02679 #A08A26 #26A04D

split-complementary

#263CA0 #A04D26 #79A026

monochromatic

#0F173D #1A296F #263CA0 #3450CF #667BDB

Accessibility & contrast

On white

9.39

#263CA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#263CA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263CA0

9.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263CA0	#FFFFFF	#000000	##FFFFFF
##263CA0	1.00	9.39	2.24	9.39
#FFFFFF	9.39	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CA3

Deuteranopia (green-blind)

#00419E

Tritanopia (blue-blind)

#005668

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #263ca0;
/* rgb */ color: rgb(38, 60, 160);
/* oklch */ color: oklch(40.6% 0.164 268.4);

Tailwind

colors: {
  custom: {
    50: '#7471bd',
    500: '#263ca0',
    950: '#000000',
  },
}

SCSS

$custom: #263ca0;
$custom-light: #7471bd;
$custom-dark: #000000;

JSON

{
  "hex": "#263ca0",
  "rgb": {
    "r": 38,
    "g": 60,
    "b": 160
  },
  "hsl": {
    "h": 229.18,
    "s": 61.616,
    "l": 38.824
  },
  "oklch": {
    "l": 0.40628,
    "c": 0.16359,
    "h": 268.4
  },
  "luminance": 0.06182
}

Semantic roles & 50–950 ramp

primary

#263CA0

secondary

#C0AF61

accent

#C843E5

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #263CA0

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

Preview Lab → · Contrast checker → · Palette generator →