#152D8E#152D8E

#152D8E is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.3% C 0.162 H 266.4°. Best body text is #FFFFFF at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#152D8E
RGB	rgb(21, 45, 142)
HSL	hsl(228, 74%, 32%)
HSV	hsv(228, 85%, 56%)
CMYK	cmyk(85.2%, 68.3%, 0%, 44.3%)
CIE-LAB	lab(23.63, 29.66, -55.80)
CIE-LCH	lch(23.63, 63.19, 298.00°)
OKLab	oklab(35.33% -0.0101 -0.1617)
OKLCH	oklch(35.33% 0.162 266.4)
XYZ	xyz(6.1284, 3.9884, 26.0328)
Luminance	0.0399 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152D8E #8E7615

analogous

#156A8E #152D8E #3A158E

triadic

#152D8E #8E152D #2D8E15

tetradic

#152D8E #8E156A #8E7615 #158E3A

square

#152D8E #8E156A #8E7615 #158E3A

split-complementary

#152D8E #8E3A15 #6A8E15

monochromatic

#050B23 #0D1C59 #152D8E #1D3EC3 #3B5CE2

Accessibility & contrast

On white

11.68

#152D8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#152D8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152D8E

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152D8E	#FFFFFF	#000000	##FFFFFF
##152D8E	1.00	11.68	1.80	11.68
#FFFFFF	11.68	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E91

Deuteranopia (green-blind)

#00338C

Tritanopia (blue-blind)

#004759

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #152d8e;
/* rgb */ color: rgb(21, 45, 142);
/* oklch */ color: oklch(35.3% 0.162 266.4);

Tailwind

colors: {
  custom: {
    50: '#6b66b0',
    500: '#152d8e',
    950: '#000000',
  },
}

SCSS

$custom: #152d8e;
$custom-light: #6b66b0;
$custom-dark: #000000;

JSON

{
  "hex": "#152d8e",
  "rgb": {
    "r": 21,
    "g": 45,
    "b": 142
  },
  "hsl": {
    "h": 228.099,
    "s": 74.233,
    "l": 31.961
  },
  "oklch": {
    "l": 0.3533,
    "c": 0.16199,
    "h": 266.4
  },
  "luminance": 0.03989
}

Semantic roles & 50–950 ramp

primary

#152D8E

secondary

#C2A73D

accent

#CC37F1

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#080511

muted

#7B7A80

Preview Lab

Preview with #152D8E

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

Preview Lab → · Contrast checker → · Palette generator →