#243E7D#243E7D

#243E7D is a dark, moderate blue. Relative luminance 0.053; OKLCH L 38.0% C 0.112 H 264.7°. Best body text is #FFFFFF at 10.19:1 contrast (WCAG AA passes).

Color values

HEX	#243E7D
RGB	rgb(36, 62, 125)
HSL	hsl(222, 55%, 32%)
HSV	hsv(222, 71%, 49%)
CMYK	cmyk(71.2%, 50.4%, 0%, 51%)
CIE-LAB	lab(27.57, 12.92, -38.75)
CIE-LCH	lch(27.57, 40.84, 288.44°)
OKLab	oklab(38.01% -0.0102 -0.1111)
OKLCH	oklch(38.01% 0.112 264.7)
XYZ	xyz(6.1506, 5.3004, 20.0970)
Luminance	0.0530 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243E7D #7D6324

analogous

#246B7D #243E7D #37247D

triadic

#243E7D #7D243E #3E7D24

tetradic

#243E7D #7D246B #7D6324 #247D37

square

#243E7D #7D246B #7D6324 #247D37

split-complementary

#243E7D #7D3724 #6B7D24

monochromatic

#090F1E #16264D #243E7D #3256AD #4F74CC

Accessibility & contrast

On white

10.19

#243E7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#243E7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243E7D

10.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243E7D	#FFFFFF	#000000	##FFFFFF
##243E7D	1.00	10.19	2.06	10.19
#FFFFFF	10.19	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C457F

Deuteranopia (green-blind)

#043D7C

Tritanopia (blue-blind)

#004D57

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #243e7d;
/* rgb */ color: rgb(36, 62, 125);
/* oklch */ color: oklch(38.0% 0.112 264.7);

Tailwind

colors: {
  custom: {
    50: '#6a72a3',
    500: '#243e7d',
    950: '#000000',
  },
}

SCSS

$custom: #243e7d;
$custom-light: #6a72a3;
$custom-dark: #000000;

JSON

{
  "hex": "#243e7d",
  "rgb": {
    "r": 36,
    "g": 62,
    "b": 125
  },
  "hsl": {
    "h": 222.472,
    "s": 55.28,
    "l": 31.569
  },
  "oklch": {
    "l": 0.38014,
    "c": 0.11157,
    "h": 264.7
  },
  "luminance": 0.05301
}

Semantic roles & 50–950 ramp

primary

#243E7D

secondary

#AF934D

accent

#B349DF

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #243E7D

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

Preview Lab → · Contrast checker → · Palette generator →