#243F67#243F67

#243F67 is a dark, moderate blue. Relative luminance 0.049; OKLCH L 36.7% C 0.077 H 258.1°. Best body text is #FFFFFF at 10.60:1 contrast (WCAG AA passes).

Color values

HEX	#243F67
RGB	rgb(36, 63, 103)
HSL	hsl(216, 48%, 27%)
HSV	hsv(216, 65%, 40%)
CMYK	cmyk(65%, 38.8%, 0%, 59.6%)
CIE-LAB	lab(26.47, 3.67, -26.54)
CIE-LCH	lch(26.47, 26.79, 277.88°)
OKLab	oklab(36.71% -0.0159 -0.0752)
OKLCH	oklch(36.71% 0.077 258.1)
XYZ	xyz(4.9524, 4.9089, 13.5159)
Luminance	0.0491 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243F67 #674C24

analogous

#246067 #243F67 #2B2467

triadic

#243F67 #67243F #3F6724

tetradic

#243F67 #672460 #674C24 #24672B

square

#243F67 #672460 #674C24 #24672B

split-complementary

#243F67 #672B24 #606724

monochromatic

#080E17 #14233A #243F67 #345B94 #4777BF

Accessibility & contrast

On white

10.60

#243F67 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#243F67 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243F67

10.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243F67	#FFFFFF	#000000	##FFFFFF
##243F67	1.00	10.60	1.98	10.60
#FFFFFF	10.60	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E4269

Deuteranopia (green-blind)

#253C66

Tritanopia (blue-blind)

#00484E

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #243f67;
/* rgb */ color: rgb(36, 63, 103);
/* oklch */ color: oklch(36.7% 0.077 258.1);

Tailwind

colors: {
  custom: {
    50: '#667392',
    500: '#243f67',
    950: '#000000',
  },
}

SCSS

$custom: #243f67;
$custom-light: #667392;
$custom-dark: #000000;

JSON

{
  "hex": "#243f67",
  "rgb": {
    "r": 36,
    "g": 63,
    "b": 103
  },
  "hsl": {
    "h": 215.821,
    "s": 48.201,
    "l": 27.255
  },
  "oklch": {
    "l": 0.3671,
    "c": 0.07691,
    "h": 258.1
  },
  "luminance": 0.04909
}

Semantic roles & 50–950 ramp

primary

#243F67

secondary

#9A7B4C

accent

#A150D8

background

#F6F6F9

surface

#EBECF1

border

#C6C7CB

text

#06080D

muted

#7A7B7E

Preview Lab

Preview with #243F67

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

Preview Lab → · Contrast checker → · Palette generator →