#243E7E#243E7E

#243E7E is a dark, moderate blue. Relative luminance 0.053; OKLCH L 38.1% C 0.113 H 264.9°. Best body text is #FFFFFF at 10.17:1 contrast (WCAG AA passes).

Color values

HEX	#243E7E
RGB	rgb(36, 62, 126)
HSL	hsl(223, 56%, 32%)
HSV	hsv(223, 71%, 49%)
CMYK	cmyk(71.4%, 50.8%, 0%, 50.6%)
CIE-LAB	lab(27.64, 13.31, -39.26)
CIE-LCH	lch(27.64, 41.45, 288.73°)
OKLab	oklab(38.09% -0.0101 -0.1126)
OKLCH	oklch(38.09% 0.113 264.9)
XYZ	xyz(6.2148, 5.3261, 20.4351)
Luminance	0.0533 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243E7E #7E6424

analogous

#246B7E #243E7E #37247E

triadic

#243E7E #7E243E #3E7E24

tetradic

#243E7E #7E246B #7E6424 #247E37

square

#243E7E #7E246B #7E6424 #247E37

split-complementary

#243E7E #7E3724 #6B7E24

monochromatic

#090F1F #16274E #243E7E #3255AE #5074CD

Accessibility & contrast

On white

10.17

#243E7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#243E7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243E7E

10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243E7E	#FFFFFF	#000000	##FFFFFF
##243E7E	1.00	10.17	2.07	10.17
#FFFFFF	10.17	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B4680

Deuteranopia (green-blind)

#013D7D

Tritanopia (blue-blind)

#004D58

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #243e7e;
/* rgb */ color: rgb(36, 62, 126);
/* oklch */ color: oklch(38.1% 0.113 264.9);

Tailwind

colors: {
  custom: {
    50: '#6a72a4',
    500: '#243e7e',
    950: '#000000',
  },
}

SCSS

$custom: #243e7e;
$custom-light: #6a72a4;
$custom-dark: #000000;

JSON

{
  "hex": "#243e7e",
  "rgb": {
    "r": 36,
    "g": 62,
    "b": 126
  },
  "hsl": {
    "h": 222.667,
    "s": 55.556,
    "l": 31.765
  },
  "oklch": {
    "l": 0.3809,
    "c": 0.11306,
    "h": 264.9
  },
  "luminance": 0.05327
}

Semantic roles & 50–950 ramp

primary

#243E7E

secondary

#B0944E

accent

#B449DF

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #243E7E

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

Preview Lab → · Contrast checker → · Palette generator →