#152C7B#152C7B

#152C7B is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.2% C 0.137 H 266.2°. Best body text is #FFFFFF at 12.51:1 contrast (WCAG AA passes).

Color values

HEX	#152C7B
RGB	rgb(21, 44, 123)
HSL	hsl(226, 71%, 28%)
HSV	hsv(226, 83%, 48%)
CMYK	cmyk(82.9%, 64.2%, 0%, 51.8%)
CIE-LAB	lab(21.54, 22.78, -47.30)
CIE-LCH	lch(21.54, 52.50, 295.72°)
OKLab	oklab(33.23% -0.009 -0.1368)
OKLCH	oklch(33.23% 0.137 266.2)
XYZ	xyz(4.7838, 3.3903, 19.1373)
Luminance	0.0339 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152C7B #7B6415

analogous

#155F7B #152C7B #31157B

triadic

#152C7B #7B152C #2C7B15

tetradic

#152C7B #7B155F #7B6415 #157B31

square

#152C7B #7B155F #7B6415 #157B31

split-complementary

#152C7B #7B3115 #5F7B15

monochromatic

#04091A #0C1947 #152C7B #1E3FAF #2F56DB

Accessibility & contrast

On white

12.51

#152C7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#152C7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152C7B

12.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152C7B	#FFFFFF	#000000	##FFFFFF
##152C7B	1.00	12.51	1.68	12.51
#FFFFFF	12.51	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00397E

Deuteranopia (green-blind)

#002F79

Tritanopia (blue-blind)

#00414F

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #152c7b;
/* rgb */ color: rgb(21, 44, 123);
/* oklch */ color: oklch(33.2% 0.137 266.2);

Tailwind

colors: {
  custom: {
    50: '#6664a2',
    500: '#152c7b',
    950: '#000000',
  },
}

SCSS

$custom: #152c7b;
$custom-light: #6664a2;
$custom-dark: #000000;

JSON

{
  "hex": "#152c7b",
  "rgb": {
    "r": 21,
    "g": 44,
    "b": 123
  },
  "hsl": {
    "h": 226.471,
    "s": 70.833,
    "l": 28.235
  },
  "oklch": {
    "l": 0.33232,
    "c": 0.13714,
    "h": 266.2
  },
  "luminance": 0.03391
}

Semantic roles & 50–950 ramp

primary

#152C7B

secondary

#B0963B

accent

#C53AEE

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07050F

muted

#7A7A7F

Preview Lab

Preview with #152C7B

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

Preview Lab → · Contrast checker → · Palette generator →