#152F4A#152F4A

#152F4A is a dark, muted cyan. Relative luminance 0.027; OKLCH L 29.9% C 0.059 H 251.2°. Best body text is #FFFFFF at 13.66:1 contrast (WCAG AA passes).

Color values

HEX	#152F4A
RGB	rgb(21, 47, 74)
HSL	hsl(211, 56%, 19%)
HSV	hsv(211, 72%, 29%)
CMYK	cmyk(71.6%, 36.5%, 0%, 71%)
CIE-LAB	lab(18.74, 0.15, -19.69)
CIE-LCH	lch(18.74, 19.69, 270.45°)
OKLab	oklab(29.92% -0.019 -0.0557)
OKLCH	oklch(29.92% 0.059 251.2)
XYZ	xyz(2.5614, 2.6866, 6.8608)
Luminance	0.0269 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152F4A #4A3015

analogous

#15494A #152F4A #15154A

triadic

#152F4A #4A152F #2F4A15

tetradic

#152F4A #4A1549 #4A3015 #154A15

square

#152F4A #4A1549 #4A3015 #154A15

split-complementary

#152F4A #4A1515 #494A15

monochromatic

#070F18 #07111A #152F4A #234D7A #306CA9

Accessibility & contrast

On white

13.66

#152F4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#152F4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152F4A

13.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152F4A	#FFFFFF	#000000	##FFFFFF
##152F4A	1.00	13.66	1.54	13.66
#FFFFFF	13.66	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#23304B

Deuteranopia (green-blind)

#1C2B49

Tritanopia (blue-blind)

#003539

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #152f4a;
/* rgb */ color: rgb(21, 47, 74);
/* oklch */ color: oklch(29.9% 0.059 251.2);

Tailwind

colors: {
  custom: {
    50: '#59677c',
    500: '#152f4a',
    950: '#000000',
  },
}

SCSS

$custom: #152f4a;
$custom-light: #59677c;
$custom-dark: #000000;

JSON

{
  "hex": "#152f4a",
  "rgb": {
    "r": 21,
    "g": 47,
    "b": 74
  },
  "hsl": {
    "h": 210.566,
    "s": 55.789,
    "l": 18.627
  },
  "oklch": {
    "l": 0.29915,
    "c": 0.05885,
    "h": 251.2
  },
  "luminance": 0.02687
}

Semantic roles & 50–950 ramp

primary

#152F4A

secondary

#825E39

accent

#9549DF

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#040609

muted

#797A7B

Preview Lab

Preview with #152F4A

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

Preview Lab → · Contrast checker → · Palette generator →