#263A91#263A91

#263A91 is a dark, vivid blue. Relative luminance 0.055; OKLCH L 38.9% C 0.145 H 268.8°. Best body text is #FFFFFF at 10.02:1 contrast (WCAG AA passes).

Color values

HEX	#263A91
RGB	rgb(38, 58, 145)
HSL	hsl(229, 58%, 36%)
HSV	hsv(229, 74%, 57%)
CMYK	cmyk(73.8%, 60%, 0%, 43.1%)
CIE-LAB	lab(28.07, 23.77, -50.37)
CIE-LCH	lch(28.07, 55.70, 295.26°)
OKLab	oklab(38.9% -0.0032 -0.1453)
OKLCH	oklch(38.9% 0.145 268.8)
XYZ	xyz(7.4215, 5.4817, 27.4495)
Luminance	0.0548 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263A91 #917D26

analogous

#266F91 #263A91 #472691

triadic

#263A91 #91263A #3A9126

tetradic

#263A91 #91266F #917D26 #269147

square

#263A91 #91266F #917D26 #269147

split-complementary

#263A91 #914726 #6F9126

monochromatic

#0D1330 #192761 #263A91 #334DC1 #5D73D5

Accessibility & contrast

On white

10.02

#263A91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#263A91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263A91

10.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263A91	#FFFFFF	#000000	##FFFFFF
##263A91	1.00	10.02	2.10	10.02
#FFFFFF	10.02	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004794

Deuteranopia (green-blind)

#003D8F

Tritanopia (blue-blind)

#00505F

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #263a91;
/* rgb */ color: rgb(38, 58, 145);
/* oklch */ color: oklch(38.9% 0.145 268.8);

Tailwind

colors: {
  custom: {
    50: '#706fb2',
    500: '#263a91',
    950: '#000000',
  },
}

SCSS

$custom: #263a91;
$custom-light: #706fb2;
$custom-dark: #000000;

JSON

{
  "hex": "#263a91",
  "rgb": {
    "r": 38,
    "g": 58,
    "b": 145
  },
  "hsl": {
    "h": 228.785,
    "s": 58.47,
    "l": 35.882
  },
  "oklch": {
    "l": 0.38896,
    "c": 0.14534,
    "h": 268.8
  },
  "luminance": 0.05483
}

Semantic roles & 50–950 ramp

primary

#263A91

secondary

#BAA859

accent

#C546E2

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #263A91

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

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