#15313E#15313E

#15313E is a dark, muted cyan. Relative luminance 0.027; OKLCH L 29.8% C 0.041 H 230.4°. Best body text is #FFFFFF at 13.63:1 contrast (WCAG AA passes).

Color values

HEX	#15313E
RGB	rgb(21, 49, 62)
HSL	hsl(199, 49%, 16%)
HSV	hsv(199, 66%, 24%)
CMYK	cmyk(66.1%, 21%, 0%, 75.7%)
CIE-LAB	lab(18.82, -5.94, -11.39)
CIE-LCH	lch(18.82, 12.85, 242.49°)
OKLab	oklab(29.77% -0.0263 -0.0318)
OKLCH	oklch(29.77% 0.041 230.4)
XYZ	xyz(2.2767, 2.7036, 4.9584)
Luminance	0.0270 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15313E #3E2215

analogous

#153E37 #15313E #151D3E

triadic

#15313E #3E1531 #313E15

tetradic

#15313E #37153E #3E2215 #1D3E15

square

#15313E #37153E #3E2215 #1D3E15

split-complementary

#15313E #3E151D #3E3715

monochromatic

#081217 #081217 #15313E #24556C #347999

Accessibility & contrast

On white

13.63

#15313E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#15313E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15313E

13.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15313E	#FFFFFF	#000000	##FFFFFF
##15313E	1.00	13.63	1.54	13.63
#FFFFFF	13.63	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A303F

Deuteranopia (green-blind)

#252C3E

Tritanopia (blue-blind)

#003535

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #15313e;
/* rgb */ color: rgb(21, 49, 62);
/* oklch */ color: oklch(29.8% 0.041 230.4);

Tailwind

colors: {
  custom: {
    50: '#576973',
    500: '#15313e',
    950: '#000000',
  },
}

SCSS

$custom: #15313e;
$custom-light: #576973;
$custom-dark: #000000;

JSON

{
  "hex": "#15313e",
  "rgb": {
    "r": 21,
    "g": 49,
    "b": 62
  },
  "hsl": {
    "h": 199.024,
    "s": 49.398,
    "l": 16.275
  },
  "oklch": {
    "l": 0.29766,
    "c": 0.04123,
    "h": 230.4
  },
  "luminance": 0.02704
}

Semantic roles & 50–950 ramp

primary

#15313E

secondary

#764C39

accent

#7B4FD9

background

#F5F6F6

surface

#E9EBEC

border

#C5C6C7

text

#030608

muted

#787A7B

Preview Lab

Preview with #15313E

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

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