#15398E#15398E

#15398E is a dark, vivid blue. Relative luminance 0.050; OKLCH L 37.7% C 0.147 H 263.5°. Best body text is #FFFFFF at 10.46:1 contrast (WCAG AA passes).

Color values

HEX	#15398E
RGB	rgb(21, 57, 142)
HSL	hsl(222, 74%, 32%)
HSV	hsv(222, 85%, 56%)
CMYK	cmyk(85.2%, 59.9%, 0%, 44.3%)
CIE-LAB	lab(26.84, 21.40, -50.54)
CIE-LCH	lch(26.84, 54.89, 292.94°)
OKLab	oklab(37.71% -0.0166 -0.1461)
OKLCH	oklch(37.71% 0.147 263.5)
XYZ	xyz(6.6531, 5.0379, 26.2077)
Luminance	0.0504 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15398E #8E6A15

analogous

#15768E #15398E #2E158E

triadic

#15398E #8E1539 #398E15

tetradic

#15398E #8E1576 #8E6A15 #158E2E

square

#15398E #8E1576 #8E6A15 #158E2E

split-complementary

#15398E #8E2E15 #768E15

monochromatic

#050E23 #0D2459 #15398E #1D4EC3 #3B6DE2

Accessibility & contrast

On white

10.46

#15398E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#15398E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15398E

10.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15398E	#FFFFFF	#000000	##FFFFFF
##15398E	1.00	10.46	2.01	10.46
#FFFFFF	10.46	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004591

Deuteranopia (green-blind)

#003A8C

Tritanopia (blue-blind)

#004F5D

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #15398e;
/* rgb */ color: rgb(21, 57, 142);
/* oklch */ color: oklch(37.7% 0.147 263.5);

Tailwind

colors: {
  custom: {
    50: '#6a6eb0',
    500: '#15398e',
    950: '#000000',
  },
}

SCSS

$custom: #15398e;
$custom-light: #6a6eb0;
$custom-dark: #000000;

JSON

{
  "hex": "#15398e",
  "rgb": {
    "r": 21,
    "g": 57,
    "b": 142
  },
  "hsl": {
    "h": 222.149,
    "s": 74.233,
    "l": 31.961
  },
  "oklch": {
    "l": 0.37709,
    "c": 0.14709,
    "h": 263.5
  },
  "luminance": 0.05039
}

Semantic roles & 50–950 ramp

primary

#15398E

secondary

#C29A3D

accent

#BA37F1

background

#F6F6FA

surface

#ECEBF5

border

#C7C6CF

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #15398E

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

Preview Lab → · Contrast checker → · Palette generator →