#151A5D#151A5D

#151A5D is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.6% C 0.117 H 272.1°. Best body text is #FFFFFF at 15.70:1 contrast (WCAG AA passes).

Color values

HEX	#151A5D
RGB	rgb(21, 26, 93)
HSL	hsl(236, 63%, 22%)
HSV	hsv(236, 77%, 36%)
CMYK	cmyk(77.4%, 72%, 0%, 63.5%)
CIE-LAB	lab(13.76, 23.42, -40.52)
CIE-LCH	lch(13.76, 46.80, 300.02°)
OKLab	oklab(26.61% 0.0043 -0.1172)
OKLCH	oklch(26.61% 0.117 272.1)
XYZ	xyz(2.6538, 1.6883, 10.5398)
Luminance	0.0169 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151A5D #5D5815

analogous

#153E5D #151A5D #34155D

triadic

#151A5D #5D151A #1A5D15

tetradic

#151A5D #5D153E #5D5815 #155D34

square

#151A5D #5D153E #5D5815 #155D34

split-complementary

#151A5D #5D3415 #3E5D15

monochromatic

#060719 #0A0C2B #151A5D #20288F #2C36C1

Accessibility & contrast

On white

15.70

#151A5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#151A5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151A5D

15.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151A5D	#FFFFFF	#000000	##FFFFFF
##151A5D	1.00	15.70	1.34	15.70
#FFFFFF	15.70	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00275F

Deuteranopia (green-blind)

#00205C

Tritanopia (blue-blind)

#002C39

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #151a5d;
/* rgb */ color: rgb(21, 26, 93);
/* oklch */ color: oklch(26.6% 0.117 272.1);

Tailwind

colors: {
  custom: {
    50: '#5f568c',
    500: '#151a5d',
    950: '#000000',
  },
}

SCSS

$custom: #151a5d;
$custom-light: #5f568c;
$custom-dark: #000000;

JSON

{
  "hex": "#151a5d",
  "rgb": {
    "r": 21,
    "g": 26,
    "b": 93
  },
  "hsl": {
    "h": 235.833,
    "s": 63.158,
    "l": 22.353
  },
  "oklch": {
    "l": 0.2661,
    "c": 0.11724,
    "h": 272.1
  },
  "luminance": 0.01689
}

Semantic roles & 50–950 ramp

primary

#151A5D

secondary

#948E39

accent

#DB42E6

background

#F5F5F8

surface

#EAE9F0

border

#C6C5CB

text

#05030C

muted

#79787D

Preview Lab

Preview with #151A5D

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

Preview Lab → · Contrast checker → · Palette generator →