#15336B#15336B

#15336B is a dark, moderate blue. Relative luminance 0.036; OKLCH L 33.4% C 0.104 H 261.5°. Best body text is #FFFFFF at 12.22:1 contrast (WCAG AA passes).

Color values

HEX	#15336B
RGB	rgb(21, 51, 107)
HSL	hsl(219, 67%, 25%)
HSV	hsv(219, 80%, 42%)
CMYK	cmyk(80.4%, 52.3%, 0%, 58%)
CIE-LAB	lab(22.26, 11.09, -35.89)
CIE-LCH	lch(22.26, 37.56, 287.18°)
OKLab	oklab(33.35% -0.0155 -0.1032)
OKLCH	oklch(33.35% 0.104 261.5)
XYZ	xyz(4.1460, 3.5881, 14.3811)
Luminance	0.0359 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15336B #6B4D15

analogous

#155E6B #15336B #22156B

triadic

#15336B #6B1533 #336B15

tetradic

#15336B #6B155E #6B4D15 #156B22

square

#15336B #6B155E #6B4D15 #156B22

split-complementary

#15336B #6B2215 #5E6B15

monochromatic

#050C1A #0B1B38 #15336B #1F4B9E #2964D1

Accessibility & contrast

On white

12.22

#15336B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#15336B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15336B

12.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15336B	#FFFFFF	#000000	##FFFFFF
##15336B	1.00	12.22	1.72	12.22
#FFFFFF	12.22	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#12396D

Deuteranopia (green-blind)

#00326A

Tritanopia (blue-blind)

#00404A

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #15336b;
/* rgb */ color: rgb(21, 51, 107);
/* oklch */ color: oklch(33.4% 0.104 261.5);

Tailwind

colors: {
  custom: {
    50: '#616a96',
    500: '#15336b',
    950: '#000000',
  },
}

SCSS

$custom: #15336b;
$custom-light: #616a96;
$custom-dark: #000000;

JSON

{
  "hex": "#15336b",
  "rgb": {
    "r": 21,
    "g": 51,
    "b": 107
  },
  "hsl": {
    "h": 219.07,
    "s": 67.188,
    "l": 25.098
  },
  "oklch": {
    "l": 0.33353,
    "c": 0.10433,
    "h": 261.5
  },
  "luminance": 0.03589
}

Semantic roles & 50–950 ramp

primary

#15336B

secondary

#A27E3A

accent

#AE3EEA

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060D

muted

#7A7A7E

Preview Lab

Preview with #15336B

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

Preview Lab → · Contrast checker → · Palette generator →