#243A60#243A60

#243A60 is a dark, moderate blue. Relative luminance 0.042; OKLCH L 35.0% C 0.072 H 260.7°. Best body text is #FFFFFF at 11.36:1 contrast (WCAG AA passes).

Color values

HEX	#243A60
RGB	rgb(36, 58, 96)
HSL	hsl(218, 45%, 26%)
HSV	hsv(218, 63%, 38%)
CMYK	cmyk(62.5%, 39.6%, 0%, 62.4%)
CIE-LAB	lab(24.47, 4.44, -25.19)
CIE-LCH	lch(24.47, 25.58, 280.00°)
OKLab	oklab(35.02% -0.0117 -0.0714)
OKLCH	oklch(35.02% 0.072 260.7)
XYZ	xyz(4.3512, 4.2453, 11.6542)
Luminance	0.0425 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243A60 #604A24

analogous

#245860 #243A60 #2C2460

triadic

#243A60 #60243A #3A6024

tetradic

#243A60 #602458 #604A24 #24602C

square

#243A60 #602458 #604A24 #24602C

split-complementary

#243A60 #602C24 #586024

monochromatic

#080D16 #131F33 #243A60 #35558D #4570B9

Accessibility & contrast

On white

11.36

#243A60 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#243A60 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243A60

11.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243A60	#FFFFFF	#000000	##FFFFFF
##243A60	1.00	11.36	1.85	11.36
#FFFFFF	11.36	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A3D62

Deuteranopia (green-blind)

#22385F

Tritanopia (blue-blind)

#004248

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #243a60;
/* rgb */ color: rgb(36, 58, 96);
/* oklch */ color: oklch(35.0% 0.072 260.7);

Tailwind

colors: {
  custom: {
    50: '#646f8d',
    500: '#243a60',
    950: '#000000',
  },
}

SCSS

$custom: #243a60;
$custom-light: #646f8d;
$custom-dark: #000000;

JSON

{
  "hex": "#243a60",
  "rgb": {
    "r": 36,
    "g": 58,
    "b": 96
  },
  "hsl": {
    "h": 218,
    "s": 45.455,
    "l": 25.882
  },
  "oklch": {
    "l": 0.35017,
    "c": 0.07232,
    "h": 260.7
  },
  "luminance": 0.04246
}

Semantic roles & 50–950 ramp

primary

#243A60

secondary

#94794C

accent

#A553D5

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#06070C

muted

#7A7A7D

Preview Lab

Preview with #243A60

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

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