#15418C#15418C

#15418C is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.3% C 0.134 H 260.5°. Best body text is #FFFFFF at 9.69:1 contrast (WCAG AA passes).

Color values

HEX	#15418C
RGB	rgb(21, 65, 140)
HSL	hsl(218, 74%, 32%)
HSV	hsv(218, 85%, 55%)
CMYK	cmyk(85%, 53.6%, 0%, 45.1%)
CIE-LAB	lab(28.99, 14.99, -45.82)
CIE-LCH	lch(28.99, 48.21, 288.12°)
OKLab	oklab(39.28% -0.0222 -0.1321)
OKLCH	oklch(39.28% 0.134 260.5)
XYZ	xyz(6.9315, 5.8326, 25.5663)
Luminance	0.0583 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15418C #8C6015

analogous

#157D8C #15418C #25158C

triadic

#15418C #8C1541 #418C15

tetradic

#15418C #8C157D #8C6015 #158C25

square

#15418C #8C157D #8C6015 #158C25

split-complementary

#15418C #8C2515 #7D8C15

monochromatic

#051022 #0D2857 #15418C #1D5AC1 #3A78E1

Accessibility & contrast

On white

9.69

#15418C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#15418C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15418C

9.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15418C	#FFFFFF	#000000	##FFFFFF
##15418C	1.00	9.69	2.17	9.69
#FFFFFF	9.69	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A4A8F

Deuteranopia (green-blind)

#003F8B

Tritanopia (blue-blind)

#005360

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #15418c;
/* rgb */ color: rgb(21, 65, 140);
/* oklch */ color: oklch(39.3% 0.134 260.5);

Tailwind

colors: {
  custom: {
    50: '#6975ae',
    500: '#15418c',
    950: '#000000',
  },
}

SCSS

$custom: #15418c;
$custom-light: #6975ae;
$custom-dark: #000000;

JSON

{
  "hex": "#15418c",
  "rgb": {
    "r": 21,
    "g": 65,
    "b": 140
  },
  "hsl": {
    "h": 217.815,
    "s": 73.913,
    "l": 31.569
  },
  "oklch": {
    "l": 0.39281,
    "c": 0.13397,
    "h": 260.5
  },
  "luminance": 0.05833
}

Semantic roles & 50–950 ramp

primary

#15418C

secondary

#C08F3D

accent

#AC37F1

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #15418C

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

Preview Lab → · Contrast checker → · Palette generator →