#15358E#15358E

#15358E is a dark, vivid blue. Relative luminance 0.047; OKLCH L 36.9% C 0.152 H 264.6°. Best body text is #FFFFFF at 10.87:1 contrast (WCAG AA passes).

Color values

HEX	#15358E
RGB	rgb(21, 53, 142)
HSL	hsl(224, 74%, 32%)
HSV	hsv(224, 85%, 56%)
CMYK	cmyk(85.2%, 62.7%, 0%, 44.3%)
CIE-LAB	lab(25.74, 24.18, -52.35)
CIE-LCH	lch(25.74, 57.66, 294.79°)
OKLab	oklab(36.88% -0.0142 -0.1515)
OKLCH	oklch(36.88% 0.152 264.6)
XYZ	xyz(6.4631, 4.6578, 26.1444)
Luminance	0.0466 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15358E #8E6E15

analogous

#15728E #15358E #31158E

triadic

#15358E #8E1535 #358E15

tetradic

#15358E #8E1572 #8E6E15 #158E31

square

#15358E #8E1572 #8E6E15 #158E31

split-complementary

#15358E #8E3115 #728E15

monochromatic

#050D23 #0D2159 #15358E #1D49C3 #3B67E2

Accessibility & contrast

On white

10.87

#15358E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#15358E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15358E

10.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15358E	#FFFFFF	#000000	##FFFFFF
##15358E	1.00	10.87	1.93	10.87
#FFFFFF	10.87	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004391

Deuteranopia (green-blind)

#00378C

Tritanopia (blue-blind)

#004C5C

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #15358e;
/* rgb */ color: rgb(21, 53, 142);
/* oklch */ color: oklch(36.9% 0.152 264.6);

Tailwind

colors: {
  custom: {
    50: '#6a6bb0',
    500: '#15358e',
    950: '#000000',
  },
}

SCSS

$custom: #15358e;
$custom-light: #6a6bb0;
$custom-dark: #000000;

JSON

{
  "hex": "#15358e",
  "rgb": {
    "r": 21,
    "g": 53,
    "b": 142
  },
  "hsl": {
    "h": 224.132,
    "s": 74.233,
    "l": 31.961
  },
  "oklch": {
    "l": 0.36883,
    "c": 0.15217,
    "h": 264.6
  },
  "luminance": 0.04659
}

Semantic roles & 50–950 ramp

primary

#15358E

secondary

#C29F3D

accent

#C037F1

background

#F6F6FA

surface

#ECEBF5

border

#C7C6CF

text

#080611

muted

#7A7A80

Preview Lab

Preview with #15358E

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

Preview Lab → · Contrast checker → · Palette generator →