#152B3A#152B3A

#152B3A is a dark, muted cyan. Relative luminance 0.022; OKLCH L 27.8% C 0.040 H 240.1°. Best body text is #FFFFFF at 14.60:1 contrast (WCAG AA passes).

Color values

HEX	#152B3A
RGB	rgb(21, 43, 58)
HSL	hsl(204, 47%, 15%)
HSV	hsv(204, 64%, 23%)
CMYK	cmyk(63.8%, 25.9%, 0%, 77.3%)
CIE-LAB	lab(16.47, -3.38, -12.25)
CIE-LCH	lch(16.47, 12.71, 254.59°)
OKLab	oklab(27.84% -0.0197 -0.0342)
OKLCH	oklch(27.84% 0.04 240.1)
XYZ	xyz(1.9366, 2.1925, 4.3233)
Luminance	0.0219 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152B3A #3A2415

analogous

#153A36 #152B3A #15193A

triadic

#152B3A #3A152B #2B3A15

tetradic

#152B3A #36153A #3A2415 #193A15

square

#152B3A #36153A #3A2415 #193A15

split-complementary

#152B3A #3A1519 #3A3615

monochromatic

#081116 #081116 #152B3A #254C67 #366E94

Accessibility & contrast

On white

14.60

#152B3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#152B3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152B3A

14.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152B3A	#FFFFFF	#000000	##FFFFFF
##152B3A	1.00	14.60	1.44	14.60
#FFFFFF	14.60	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#242B3B

Deuteranopia (green-blind)

#1F273A

Tritanopia (blue-blind)

#002F30

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #152b3a;
/* rgb */ color: rgb(21, 43, 58);
/* oklch */ color: oklch(27.8% 0.040 240.1);

Tailwind

colors: {
  custom: {
    50: '#566470',
    500: '#152b3a',
    950: '#000000',
  },
}

SCSS

$custom: #152b3a;
$custom-light: #566470;
$custom-dark: #000000;

JSON

{
  "hex": "#152b3a",
  "rgb": {
    "r": 21,
    "g": 43,
    "b": 58
  },
  "hsl": {
    "h": 204.324,
    "s": 46.835,
    "l": 15.49
  },
  "oklch": {
    "l": 0.27837,
    "c": 0.03951,
    "h": 240.1
  },
  "luminance": 0.02193
}

Semantic roles & 50–950 ramp

primary

#152B3A

secondary

#715039

accent

#8751D6

background

#F5F5F6

surface

#E9EAEC

border

#C5C6C7

text

#030507

muted

#78797A

Preview Lab

Preview with #152B3A

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

Preview Lab → · Contrast checker → · Palette generator →