#18457F#18457F

#18457F is a dark, moderate cyan. Relative luminance 0.060; OKLCH L 39.3% C 0.110 H 256.4°. Best body text is #FFFFFF at 9.56:1 contrast (WCAG AA passes).

Color values

HEX	#18457F
RGB	rgb(24, 69, 127)
HSL	hsl(214, 68%, 30%)
HSV	hsv(214, 81%, 50%)
CMYK	cmyk(81.1%, 45.7%, 0%, 50.2%)
CIE-LAB	lab(29.37, 7.17, -37.14)
CIE-LCH	lch(29.37, 37.83, 280.92°)
OKLab	oklab(39.3% -0.0258 -0.1064)
OKLCH	oklch(39.3% 0.11 256.4)
XYZ	xyz(6.3342, 5.9820, 20.8954)
Luminance	0.0598 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18457F #7F5218

analogous

#18797F #18457F #1E187F

triadic

#18457F #7F1845 #457F18

tetradic

#18457F #7F1879 #7F5218 #187F1E

square

#18457F #7F1879 #7F5218 #187F1E

split-complementary

#18457F #7F1E18 #797F18

monochromatic

#050E1A #0E294C #18457F #2261B2 #387FD9

Accessibility & contrast

On white

9.56

#18457F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#18457F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18457F

9.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18457F	#FFFFFF	#000000	##FFFFFF
##18457F	1.00	9.56	2.20	9.56
#FFFFFF	9.56	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#274A81

Deuteranopia (green-blind)

#12417E

Tritanopia (blue-blind)

#00535B

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #18457f;
/* rgb */ color: rgb(24, 69, 127);
/* oklch */ color: oklch(39.3% 0.110 256.4);

Tailwind

colors: {
  custom: {
    50: '#6678a4',
    500: '#18457f',
    950: '#000000',
  },
}

SCSS

$custom: #18457f;
$custom-light: #6678a4;
$custom-dark: #000000;

JSON

{
  "hex": "#18457f",
  "rgb": {
    "r": 24,
    "g": 69,
    "b": 127
  },
  "hsl": {
    "h": 213.786,
    "s": 68.212,
    "l": 29.608
  },
  "oklch": {
    "l": 0.39304,
    "c": 0.10952,
    "h": 256.4
  },
  "luminance": 0.05983
}

Semantic roles & 50–950 ramp

primary

#18457F

secondary

#B3813F

accent

#9F3DEB

background

#F6F7FA

surface

#EBEDF4

border

#C6C8CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #18457F

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

Preview Lab → · Contrast checker → · Palette generator →