#243F62#243F62

#243F62 is a dark, moderate cyan. Relative luminance 0.048; OKLCH L 36.4% C 0.069 H 255.5°. Best body text is #FFFFFF at 10.70:1 contrast (WCAG AA passes).

Color values

HEX	#243F62
RGB	rgb(36, 63, 98)
HSL	hsl(214, 46%, 26%)
HSV	hsv(214, 63%, 38%)
CMYK	cmyk(63.3%, 35.7%, 0%, 61.6%)
CIE-LAB	lab(26.19, 1.78, -23.76)
CIE-LCH	lch(26.19, 23.83, 274.29°)
OKLab	oklab(36.4% -0.0173 -0.0672)
OKLCH	oklch(36.4% 0.069 255.5)
XYZ	xyz(4.7089, 4.8115, 12.2335)
Luminance	0.0481 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243F62 #624724

analogous

#245E62 #243F62 #282462

triadic

#243F62 #62243F #3F6224

tetradic

#243F62 #62245E #624724 #246228

square

#243F62 #62245E #624724 #246228

split-complementary

#243F62 #622824 #5E6224

monochromatic

#080E16 #142235 #243F62 #345C8F #4679BB

Accessibility & contrast

On white

10.70

#243F62 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#243F62 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243F62

10.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243F62	#FFFFFF	#000000	##FFFFFF
##243F62	1.00	10.70	1.96	10.70
#FFFFFF	10.70	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#304163

Deuteranopia (green-blind)

#283B61

Tritanopia (blue-blind)

#00474C

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #243f62;
/* rgb */ color: rgb(36, 63, 98);
/* oklch */ color: oklch(36.4% 0.069 255.5);

Tailwind

colors: {
  custom: {
    50: '#65738f',
    500: '#243f62',
    950: '#000000',
  },
}

SCSS

$custom: #243f62;
$custom-light: #65738f;
$custom-dark: #000000;

JSON

{
  "hex": "#243f62",
  "rgb": {
    "r": 36,
    "g": 63,
    "b": 98
  },
  "hsl": {
    "h": 213.871,
    "s": 46.269,
    "l": 26.275
  },
  "oklch": {
    "l": 0.36397,
    "c": 0.06936,
    "h": 255.5
  },
  "luminance": 0.04812
}

Semantic roles & 50–950 ramp

primary

#243F62

secondary

#95764C

accent

#9C52D6

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#06080C

muted

#7A7B7D

Preview Lab

Preview with #243F62

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

Preview Lab → · Contrast checker → · Palette generator →