#263BA0#263BA0

#263BA0 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.4% C 0.165 H 268.6°. Best body text is #FFFFFF at 9.48:1 contrast (WCAG AA passes).

Color values

HEX	#263BA0
RGB	rgb(38, 59, 160)
HSL	hsl(230, 62%, 39%)
HSV	hsv(230, 76%, 63%)
CMYK	cmyk(76.3%, 63.1%, 0%, 37.3%)
CIE-LAB	lab(29.61, 28.81, -57.01)
CIE-LCH	lch(29.61, 63.88, 296.81°)
OKLab	oklab(40.44% -0.0039 -0.1648)
OKLCH	oklch(40.44% 0.165 268.6)
XYZ	xyz(8.7063, 6.0771, 33.9650)
Luminance	0.0608 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263BA0 #A08B26

analogous

#2678A0 #263BA0 #4E26A0

triadic

#263BA0 #A0263B #3BA026

tetradic

#263BA0 #A02678 #A08B26 #26A04E

square

#263BA0 #A02678 #A08B26 #26A04E

split-complementary

#263BA0 #A04E26 #78A026

monochromatic

#0F173D #1A296F #263BA0 #344FCF #667ADB

Accessibility & contrast

On white

9.48

#263BA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#263BA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263BA0

9.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263BA0	#FFFFFF	#000000	##FFFFFF
##263BA0	1.00	9.48	2.22	9.48
#FFFFFF	9.48	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CA3

Deuteranopia (green-blind)

#00409E

Tritanopia (blue-blind)

#005568

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #263ba0;
/* rgb */ color: rgb(38, 59, 160);
/* oklch */ color: oklch(40.4% 0.165 268.6);

Tailwind

colors: {
  custom: {
    50: '#7470bd',
    500: '#263ba0',
    950: '#000000',
  },
}

SCSS

$custom: #263ba0;
$custom-light: #7470bd;
$custom-dark: #000000;

JSON

{
  "hex": "#263ba0",
  "rgb": {
    "r": 38,
    "g": 59,
    "b": 160
  },
  "hsl": {
    "h": 229.672,
    "s": 61.616,
    "l": 38.824
  },
  "oklch": {
    "l": 0.40437,
    "c": 0.16483,
    "h": 268.6
  },
  "luminance": 0.06078
}

Semantic roles & 50–950 ramp

primary

#263BA0

secondary

#C0B061

accent

#C943E5

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #263BA0

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

Preview Lab → · Contrast checker → · Palette generator →