#18407A#18407A

#18407A is a dark, moderate blue. Relative luminance 0.053; OKLCH L 37.7% C 0.109 H 258.1°. Best body text is #FFFFFF at 10.23:1 contrast (WCAG AA passes).

Color values

HEX	#18407A
RGB	rgb(24, 64, 122)
HSL	hsl(216, 67%, 29%)
HSV	hsv(216, 80%, 48%)
CMYK	cmyk(80.3%, 47.5%, 0%, 52.2%)
CIE-LAB	lab(27.48, 8.55, -37.04)
CIE-LCH	lch(27.48, 38.02, 283.00°)
OKLab	oklab(37.74% -0.0223 -0.1063)
OKLCH	oklch(37.74% 0.109 258.1)
XYZ	xyz(5.7216, 5.2655, 19.1234)
Luminance	0.0527 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18407A #7A5218

analogous

#18717A #18407A #21187A

triadic

#18407A #7A1840 #407A18

tetradic

#18407A #7A1871 #7A5218 #187A21

square

#18407A #7A1871 #7A5218 #187A21

split-complementary

#18407A #7A2118 #717A18

monochromatic

#050D1A #0E2547 #18407A #225BAD #3577D7

Accessibility & contrast

On white

10.23

#18407A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#18407A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18407A

10.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18407A	#FFFFFF	#000000	##FFFFFF
##18407A	1.00	10.23	2.05	10.23
#FFFFFF	10.23	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#21467C

Deuteranopia (green-blind)

#0A3D79

Tritanopia (blue-blind)

#004E57

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #18407a;
/* rgb */ color: rgb(24, 64, 122);
/* oklch */ color: oklch(37.7% 0.109 258.1);

Tailwind

colors: {
  custom: {
    50: '#6574a1',
    500: '#18407a',
    950: '#000000',
  },
}

SCSS

$custom: #18407a;
$custom-light: #6574a1;
$custom-dark: #000000;

JSON

{
  "hex": "#18407a",
  "rgb": {
    "r": 24,
    "g": 64,
    "b": 122
  },
  "hsl": {
    "h": 215.51,
    "s": 67.123,
    "l": 28.627
  },
  "oklch": {
    "l": 0.37736,
    "c": 0.10857,
    "h": 258.1
  },
  "luminance": 0.05266
}

Semantic roles & 50–950 ramp

primary

#18407A

secondary

#AF813F

accent

#A43EEA

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#06080F

muted

#7A7B7E

Preview Lab

Preview with #18407A

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

Preview Lab → · Contrast checker → · Palette generator →