#151C69#151C69

#151C69 is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.3% C 0.132 H 270.7°. Best body text is #FFFFFF at 14.98:1 contrast (WCAG AA passes).

Color values

HEX	#151C69
RGB	rgb(21, 28, 105)
HSL	hsl(235, 67%, 25%)
HSV	hsv(235, 80%, 41%)
CMYK	cmyk(80%, 73.3%, 0%, 58.8%)
CIE-LAB	lab(15.54, 26.74, -45.54)
CIE-LCH	lch(15.54, 52.81, 300.42°)
OKLab	oklab(28.28% 0.0016 -0.1318)
OKLCH	oklch(28.28% 0.132 270.7)
XYZ	xyz(3.2734, 2.0095, 13.5772)
Luminance	0.0201 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151C69 #696215

analogous

#154669 #151C69 #381569

triadic

#151C69 #69151C #1C6915

tetradic

#151C69 #691546 #696215 #156938

square

#151C69 #691546 #696215 #156938

split-complementary

#151C69 #693815 #466915

monochromatic

#05071A #0B0E36 #151C69 #1F2A9C #2937CF

Accessibility & contrast

On white

14.98

#151C69 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#151C69 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151C69

14.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151C69	#FFFFFF	#000000	##FFFFFF
##151C69	1.00	14.98	1.40	14.98
#FFFFFF	14.98	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B6B

Deuteranopia (green-blind)

#002368

Tritanopia (blue-blind)

#003140

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #151c69;
/* rgb */ color: rgb(21, 28, 105);
/* oklch */ color: oklch(28.3% 0.132 270.7);

Tailwind

colors: {
  custom: {
    50: '#625895',
    500: '#151c69',
    950: '#000000',
  },
}

SCSS

$custom: #151c69;
$custom-light: #625895;
$custom-dark: #000000;

JSON

{
  "hex": "#151c69",
  "rgb": {
    "r": 21,
    "g": 28,
    "b": 105
  },
  "hsl": {
    "h": 235,
    "s": 66.667,
    "l": 24.706
  },
  "oklch": {
    "l": 0.28284,
    "c": 0.13183,
    "h": 270.7
  },
  "luminance": 0.0201
}

Semantic roles & 50–950 ramp

primary

#151C69

secondary

#A0973A

accent

#DB3EEA

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06030D

muted

#7A787E

Preview Lab

Preview with #151C69

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

Preview Lab → · Contrast checker → · Palette generator →