#15243E#15243E

#15243E is a dark, muted blue. Relative luminance 0.018; OKLCH L 26.2% C 0.053 H 260.8°. Best body text is #FFFFFF at 15.51:1 contrast (WCAG AA passes).

Color values

HEX	#15243E
RGB	rgb(21, 36, 62)
HSL	hsl(218, 49%, 16%)
HSV	hsv(218, 66%, 24%)
CMYK	cmyk(66.1%, 41.9%, 0%, 75.7%)
CIE-LAB	lab(14.22, 3.23, -18.55)
CIE-LCH	lch(14.22, 18.83, 279.87°)
OKLab	oklab(26.15% -0.0085 -0.0525)
OKLCH	oklch(26.15% 0.053 260.8)
XYZ	xyz(1.8093, 1.7688, 4.8026)
Luminance	0.0177 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15243E #3E2F15

analogous

#15393E #15243E #1B153E

triadic

#15243E #3E1524 #243E15

tetradic

#15243E #3E1539 #3E2F15 #153E1B

square

#15243E #3E1539 #3E2F15 #153E1B

split-complementary

#15243E #3E1B15 #393E15

monochromatic

#080D17 #080D17 #15243E #243F6C #345999

Accessibility & contrast

On white

15.51

#15243E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#15243E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15243E

15.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15243E	#FFFFFF	#000000	##FFFFFF
##15243E	1.00	15.51	1.35	15.51
#FFFFFF	15.51	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#19263F

Deuteranopia (green-blind)

#14223D

Tritanopia (blue-blind)

#002A2E

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #15243e;
/* rgb */ color: rgb(21, 36, 62);
/* oklch */ color: oklch(26.2% 0.053 260.8);

Tailwind

colors: {
  custom: {
    50: '#565e73',
    500: '#15243e',
    950: '#000000',
  },
}

SCSS

$custom: #15243e;
$custom-light: #565e73;
$custom-dark: #000000;

JSON

{
  "hex": "#15243e",
  "rgb": {
    "r": 21,
    "g": 36,
    "b": 62
  },
  "hsl": {
    "h": 218.049,
    "s": 49.398,
    "l": 16.275
  },
  "oklch": {
    "l": 0.26151,
    "c": 0.05323,
    "h": 260.8
  },
  "luminance": 0.01769
}

Semantic roles & 50–950 ramp

primary

#15243E

secondary

#766039

accent

#A64FD9

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030408

muted

#78797B

Preview Lab

Preview with #15243E

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

Preview Lab → · Contrast checker → · Palette generator →