#243A67#243A67

#243A67 is a dark, moderate blue. Relative luminance 0.044; OKLCH L 35.5% C 0.083 H 263.2°. Best body text is #FFFFFF at 11.19:1 contrast (WCAG AA passes).

Color values

HEX	#243A67
RGB	rgb(36, 58, 103)
HSL	hsl(220, 48%, 27%)
HSV	hsv(220, 65%, 40%)
CMYK	cmyk(65%, 43.7%, 0%, 59.6%)
CIE-LAB	lab(24.89, 7.12, -29.05)
CIE-LCH	lch(24.89, 29.91, 283.76°)
OKLab	oklab(35.48% -0.0099 -0.0827)
OKLCH	oklch(35.48% 0.083 263.2)
XYZ	xyz(4.6879, 4.3800, 13.4277)
Luminance	0.0438 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243A67 #675124

analogous

#245B67 #243A67 #302467

triadic

#243A67 #67243A #3A6724

tetradic

#243A67 #67245B #675124 #246730

square

#243A67 #67245B #675124 #246730

split-complementary

#243A67 #673024 #5B6724

monochromatic

#080D17 #14203A #243A67 #345494 #476EBF

Accessibility & contrast

On white

11.19

#243A67 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#243A67 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243A67

11.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243A67	#FFFFFF	#000000	##FFFFFF
##243A67	1.00	11.19	1.88	11.19
#FFFFFF	11.19	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#263E69

Deuteranopia (green-blind)

#1D3866

Tritanopia (blue-blind)

#00444B

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #243a67;
/* rgb */ color: rgb(36, 58, 103);
/* oklch */ color: oklch(35.5% 0.083 263.2);

Tailwind

colors: {
  custom: {
    50: '#666f93',
    500: '#243a67',
    950: '#000000',
  },
}

SCSS

$custom: #243a67;
$custom-light: #666f93;
$custom-dark: #000000;

JSON

{
  "hex": "#243a67",
  "rgb": {
    "r": 36,
    "g": 58,
    "b": 103
  },
  "hsl": {
    "h": 220.299,
    "s": 48.201,
    "l": 27.255
  },
  "oklch": {
    "l": 0.35483,
    "c": 0.08326,
    "h": 263.2
  },
  "luminance": 0.0438
}

Semantic roles & 50–950 ramp

primary

#243A67

secondary

#9A814C

accent

#AB50D8

background

#F6F6F9

surface

#EBECF1

border

#C6C7CB

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #243A67

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

Preview Lab → · Contrast checker → · Palette generator →