#243997#243997

#243997 is a dark, vivid blue. Relative luminance 0.055; OKLCH L 39.1% C 0.156 H 268.4°. Best body text is #FFFFFF at 9.97:1 contrast (WCAG AA passes).

Color values

HEX	#243997
RGB	rgb(36, 57, 151)
HSL	hsl(229, 61%, 37%)
HSV	hsv(229, 76%, 59%)
CMYK	cmyk(76.2%, 62.3%, 0%, 40.8%)
CIE-LAB	lab(28.21, 26.50, -53.82)
CIE-LCH	lch(28.21, 59.99, 296.21°)
OKLab	oklab(39.13% -0.0043 -0.1555)
OKLCH	oklch(39.13% 0.156 268.4)
XYZ	xyz(7.7747, 5.5348, 29.9307)
Luminance	0.0554 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243997 #978224

analogous

#247397 #243997 #482497

triadic

#243997 #972439 #399724

tetradic

#243997 #972473 #978224 #249748

square

#243997 #972473 #978224 #249748

split-complementary

#243997 #974824 #739724

monochromatic

#0C1434 #182666 #243997 #304CC8 #5D74D8

Accessibility & contrast

On white

9.97

#243997 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#243997 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243997

9.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243997	#FFFFFF	#000000	##FFFFFF
##243997	1.00	9.97	2.11	9.97
#FFFFFF	9.97	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00489A

Deuteranopia (green-blind)

#003D95

Tritanopia (blue-blind)

#005162

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #243997;
/* rgb */ color: rgb(36, 57, 151);
/* oklch */ color: oklch(39.1% 0.156 268.4);

Tailwind

colors: {
  custom: {
    50: '#716fb6',
    500: '#243997',
    950: '#000000',
  },
}

SCSS

$custom: #243997;
$custom-light: #716fb6;
$custom-dark: #000000;

JSON

{
  "hex": "#243997",
  "rgb": {
    "r": 36,
    "g": 57,
    "b": 151
  },
  "hsl": {
    "h": 229.043,
    "s": 61.497,
    "l": 36.667
  },
  "oklch": {
    "l": 0.39133,
    "c": 0.15556,
    "h": 268.4
  },
  "luminance": 0.05536
}

Semantic roles & 50–950 ramp

primary

#243997

secondary

#BDAB5A

accent

#C743E5

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #243997

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

Preview Lab → · Contrast checker → · Palette generator →