#152B5C#152B5C

#152B5C is a dark, moderate blue. Relative luminance 0.027; OKLCH L 30.2% C 0.092 H 263.6°. Best body text is #FFFFFF at 13.71:1 contrast (WCAG AA passes).

Color values

HEX	#152B5C
RGB	rgb(21, 43, 92)
HSL	hsl(221, 63%, 22%)
HSV	hsv(221, 77%, 36%)
CMYK	cmyk(77.2%, 53.3%, 0%, 63.9%)
CIE-LAB	lab(18.63, 10.58, -31.94)
CIE-LCH	lch(18.63, 33.64, 288.32°)
OKLab	oklab(30.21% -0.0102 -0.0917)
OKLCH	oklch(30.21% 0.092 263.6)
XYZ	xyz(3.1042, 2.6596, 10.4729)
Luminance	0.0266 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152B5C #5C4615

analogous

#154F5C #152B5C #22155C

triadic

#152B5C #5C152B #2B5C15

tetradic

#152B5C #5C154F #5C4615 #155C22

square

#152B5C #5C154F #5C4615 #155C22

split-complementary

#152B5C #5C2215 #4F5C15

monochromatic

#060C19 #0A142A #152B5C #20428E #2C5AC0

Accessibility & contrast

On white

13.71

#152B5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#152B5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152B5C

13.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152B5C	#FFFFFF	#000000	##FFFFFF
##152B5C	1.00	13.71	1.53	13.71
#FFFFFF	13.71	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F315E

Deuteranopia (green-blind)

#002A5B

Tritanopia (blue-blind)

#00373F

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #152b5c;
/* rgb */ color: rgb(21, 43, 92);
/* oklch */ color: oklch(30.2% 0.092 263.6);

Tailwind

colors: {
  custom: {
    50: '#5d638a',
    500: '#152b5c',
    950: '#000000',
  },
}

SCSS

$custom: #152b5c;
$custom-light: #5d638a;
$custom-dark: #000000;

JSON

{
  "hex": "#152b5c",
  "rgb": {
    "r": 21,
    "g": 43,
    "b": 92
  },
  "hsl": {
    "h": 221.408,
    "s": 62.832,
    "l": 22.157
  },
  "oklch": {
    "l": 0.30215,
    "c": 0.09229,
    "h": 263.6
  },
  "luminance": 0.0266
}

Semantic roles & 50–950 ramp

primary

#152B5C

secondary

#937839

accent

#B342E6

background

#F5F5F8

surface

#E9EAF0

border

#C5C6CB

text

#05050C

muted

#79797D

Preview Lab

Preview with #152B5C

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

Preview Lab → · Contrast checker → · Palette generator →