#243A97#243A97

#243A97 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.3% C 0.154 H 268.1°. Best body text is #FFFFFF at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#243A97
RGB	rgb(36, 58, 151)
HSL	hsl(229, 61%, 37%)
HSV	hsv(229, 76%, 59%)
CMYK	cmyk(76.2%, 61.6%, 0%, 40.8%)
CIE-LAB	lab(28.47, 25.82, -53.39)
CIE-LCH	lch(28.47, 59.31, 295.81°)
OKLab	oklab(39.33% -0.005 -0.1542)
OKLCH	oklch(39.33% 0.154 268.1)
XYZ	xyz(7.8246, 5.6347, 29.9474)
Luminance	0.0564 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243A97 #978124

analogous

#247497 #243A97 #482497

triadic

#243A97 #97243A #3A9724

tetradic

#243A97 #972474 #978124 #249748

square

#243A97 #972474 #978124 #249748

split-complementary

#243A97 #974824 #749724

monochromatic

#0C1434 #182766 #243A97 #304DC8 #5D75D8

Accessibility & contrast

On white

9.87

#243A97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#243A97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243A97

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243A97	#FFFFFF	#000000	##FFFFFF
##243A97	1.00	9.87	2.13	9.87
#FFFFFF	9.87	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00499A

Deuteranopia (green-blind)

#003E95

Tritanopia (blue-blind)

#005262

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #243a97;
/* rgb */ color: rgb(36, 58, 151);
/* oklch */ color: oklch(39.3% 0.154 268.1);

Tailwind

colors: {
  custom: {
    50: '#716fb6',
    500: '#243a97',
    950: '#000000',
  },
}

SCSS

$custom: #243a97;
$custom-light: #716fb6;
$custom-dark: #000000;

JSON

{
  "hex": "#243a97",
  "rgb": {
    "r": 36,
    "g": 58,
    "b": 151
  },
  "hsl": {
    "h": 228.522,
    "s": 61.497,
    "l": 36.667
  },
  "oklch": {
    "l": 0.39329,
    "c": 0.1543,
    "h": 268.1
  },
  "luminance": 0.05636
}

Semantic roles & 50–950 ramp

primary

#243A97

secondary

#BDAA5A

accent

#C643E5

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #243A97

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

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