#243D43#243D43

#243D43 is a dark, muted cyan. Relative luminance 0.041; OKLCH L 34.2% C 0.033 H 214.6°. Best body text is #FFFFFF at 11.52:1 contrast (WCAG AA passes).

Color values

HEX	#243D43
RGB	rgb(36, 61, 67)
HSL	hsl(192, 30%, 20%)
HSV	hsv(192, 46%, 26%)
CMYK	cmyk(46.3%, 9%, 0%, 73.7%)
CIE-LAB	lab(24.06, -7.76, -6.72)
CIE-LCH	lch(24.06, 10.27, 220.89°)
OKLab	oklab(34.23% -0.0268 -0.0185)
OKLCH	oklch(34.23% 0.033 214.6)
XYZ	xyz(3.4091, 4.1176, 5.9242)
Luminance	0.0412 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243D43 #432A24

analogous

#244339 #243D43 #242D43

triadic

#243D43 #43243D #3D4324

tetradic

#243D43 #392443 #432A24 #2D4324

square

#243D43 #392443 #432A24 #2D4324

split-complementary

#243D43 #43242D #433924

monochromatic

#0B1214 #0F191B #243D43 #39616B #4F8593

Accessibility & contrast

On white

11.52

#243D43 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#243D43 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243D43

11.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243D43	#FFFFFF	#000000	##FFFFFF
##243D43	1.00	11.52	1.82	11.52
#FFFFFF	11.52	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393B43

Deuteranopia (green-blind)

#343843

Tritanopia (blue-blind)

#173F3F

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #243d43;
/* rgb */ color: rgb(36, 61, 67);
/* oklch */ color: oklch(34.2% 0.033 214.6);

Tailwind

colors: {
  custom: {
    50: '#617277',
    500: '#243d43',
    950: '#000000',
  },
}

SCSS

$custom: #243d43;
$custom-light: #617277;
$custom-dark: #000000;

JSON

{
  "hex": "#243d43",
  "rgb": {
    "r": 36,
    "g": 61,
    "b": 67
  },
  "hsl": {
    "h": 191.613,
    "s": 30.097,
    "l": 20.196
  },
  "oklch": {
    "l": 0.3423,
    "c": 0.03255,
    "h": 214.6
  },
  "luminance": 0.04118
}

Semantic roles & 50–950 ramp

primary

#243D43

secondary

#76554D

accent

#7561C6

background

#F5F6F7

surface

#EAECED

border

#C6C7C8

text

#050808

muted

#797B7B

Preview Lab

Preview with #243D43

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

Preview Lab → · Contrast checker → · Palette generator →