#150D58#150D58

#150D58 is a very dark, vivid blue. Relative luminance 0.012; OKLCH L 23.9% C 0.125 H 276.0°. Best body text is #FFFFFF at 17.07:1 contrast (WCAG AA passes).

Color values

HEX	#150D58
RGB	rgb(21, 13, 88)
HSL	hsl(246, 74%, 20%)
HSV	hsv(246, 85%, 35%)
CMYK	cmyk(76.1%, 85.2%, 0%, 65.5%)
CIE-LAB	lab(10.20, 29.89, -43.03)
CIE-LCH	lch(10.20, 52.39, 304.78°)
OKLab	oklab(23.9% 0.0131 -0.1244)
OKLCH	oklch(23.9% 0.125 276)
XYZ	xyz(2.2141, 1.1516, 9.3362)
Luminance	0.0115 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#150D58 #50580D

analogous

#0D2B58 #150D58 #3B0D58

triadic

#150D58 #58150D #0D5815

tetradic

#150D58 #580D2B #50580D #0D583B

square

#150D58 #580D2B #50580D #0D583B

split-complementary

#150D58 #583B0D #2B580D

monochromatic

#06041B #080523 #150D58 #22158D #2E1DC3

Accessibility & contrast

On white

17.07

#150D58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#150D58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #150D58

17.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##150D58	#FFFFFF	#000000	##FFFFFF
##150D58	1.00	17.07	1.23	17.07
#FFFFFF	17.07	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001F5A

Deuteranopia (green-blind)

#001957

Tritanopia (blue-blind)

#002432

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #150d58;
/* rgb */ color: rgb(21, 13, 88);
/* oklch */ color: oklch(23.9% 0.125 276.0);

Tailwind

colors: {
  custom: {
    50: '#5f4e88',
    500: '#150d58',
    950: '#000000',
  },
}

SCSS

$custom: #150d58;
$custom-light: #5f4e88;
$custom-dark: #000000;

JSON

{
  "hex": "#150d58",
  "rgb": {
    "r": 21,
    "g": 13,
    "b": 88
  },
  "hsl": {
    "h": 246.4,
    "s": 74.257,
    "l": 19.804
  },
  "oklch": {
    "l": 0.23901,
    "c": 0.12508,
    "h": 276
  },
  "luminance": 0.01152
}

Semantic roles & 50–950 ramp

primary

#150D58

secondary

#88932E

accent

#F137DD

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#05010B

muted

#7A777C

Preview Lab

Preview with #150D58

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

Preview Lab → · Contrast checker → · Palette generator →