#152D5A#152D5A

#152D5A is a dark, moderate blue. Relative luminance 0.028; OKLCH L 30.5% C 0.086 H 261.6°. Best body text is #FFFFFF at 13.51:1 contrast (WCAG AA passes).

Color values

HEX	#152D5A
RGB	rgb(21, 45, 90)
HSL	hsl(219, 62%, 22%)
HSV	hsv(219, 77%, 35%)
CMYK	cmyk(76.7%, 50%, 0%, 64.7%)
CIE-LAB	lab(19.12, 8.26, -29.82)
CIE-LCH	lch(19.12, 30.94, 285.49°)
OKLab	oklab(30.54% -0.0126 -0.0854)
OKLCH	oklch(30.54% 0.086 261.6)
XYZ	xyz(3.0925, 2.7741, 10.0433)
Luminance	0.0277 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152D5A #5A4215

analogous

#15505A #152D5A #1F155A

triadic

#152D5A #5A152D #2D5A15

tetradic

#152D5A #5A1550 #5A4215 #155A1F

square

#152D5A #5A1550 #5A4215 #155A1F

split-complementary

#152D5A #5A1F15 #505A15

monochromatic

#060C19 #091428 #152D5A #21468C #2C5FBD

Accessibility & contrast

On white

13.51

#152D5A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#152D5A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152D5A

13.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152D5A	#FFFFFF	#000000	##FFFFFF
##152D5A	1.00	13.51	1.55	13.51
#FFFFFF	13.51	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#16325C

Deuteranopia (green-blind)

#072B59

Tritanopia (blue-blind)

#00383F

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #152d5a;
/* rgb */ color: rgb(21, 45, 90);
/* oklch */ color: oklch(30.5% 0.086 261.6);

Tailwind

colors: {
  custom: {
    50: '#5d6589',
    500: '#152d5a',
    950: '#000000',
  },
}

SCSS

$custom: #152d5a;
$custom-light: #5d6589;
$custom-dark: #000000;

JSON

{
  "hex": "#152d5a",
  "rgb": {
    "r": 21,
    "g": 45,
    "b": 90
  },
  "hsl": {
    "h": 219.13,
    "s": 62.162,
    "l": 21.765
  },
  "oklch": {
    "l": 0.30542,
    "c": 0.08637,
    "h": 261.6
  },
  "luminance": 0.02774
}

Semantic roles & 50–950 ramp

primary

#152D5A

secondary

#927339

accent

#AD43E5

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#05050B

muted

#797A7C

Preview Lab

Preview with #152D5A

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

Preview Lab → · Contrast checker → · Palette generator →