#150F58#150F58

#150F58 is a very dark, vivid blue. Relative luminance 0.012; OKLCH L 24.2% C 0.123 H 275.6°. Best body text is #FFFFFF at 16.92:1 contrast (WCAG AA passes).

Color values

HEX	#150F58
RGB	rgb(21, 15, 88)
HSL	hsl(245, 71%, 20%)
HSV	hsv(245, 83%, 35%)
CMYK	cmyk(76.1%, 83%, 0%, 65.5%)
CIE-LAB	lab(10.60, 28.73, -42.36)
CIE-LCH	lch(10.60, 51.19, 304.15°)
OKLab	oklab(24.18% 0.0121 -0.1225)
OKLCH	oklch(24.18% 0.123 275.6)
XYZ	xyz(2.2410, 1.2054, 9.3452)
Luminance	0.0121 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#150F58 #52580F

analogous

#0F2D58 #150F58 #3A0F58

triadic

#150F58 #58150F #0F5815

tetradic

#150F58 #580F2D #52580F #0F583A

square

#150F58 #580F2D #52580F #0F583A

split-complementary

#150F58 #583A0F #2D580F

monochromatic

#06041A #090624 #150F58 #21188C #2E21C1

Accessibility & contrast

On white

16.92

#150F58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#150F58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #150F58

16.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##150F58	#FFFFFF	#000000	##FFFFFF
##150F58	1.00	16.92	1.24	16.92
#FFFFFF	16.92	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00205A

Deuteranopia (green-blind)

#001957

Tritanopia (blue-blind)

#002533

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #150f58;
/* rgb */ color: rgb(21, 15, 88);
/* oklch */ color: oklch(24.2% 0.123 275.6);

Tailwind

colors: {
  custom: {
    50: '#5f4f88',
    500: '#150f58',
    950: '#000000',
  },
}

SCSS

$custom: #150f58;
$custom-light: #5f4f88;
$custom-dark: #000000;

JSON

{
  "hex": "#150f58",
  "rgb": {
    "r": 21,
    "g": 15,
    "b": 88
  },
  "hsl": {
    "h": 244.932,
    "s": 70.874,
    "l": 20.196
  },
  "oklch": {
    "l": 0.24182,
    "c": 0.12307,
    "h": 275.6
  },
  "luminance": 0.01206
}

Semantic roles & 50–950 ramp

primary

#150F58

secondary

#8A9231

accent

#EE3ADF

background

#F5F4F8

surface

#EAE7F0

border

#C6C3CB

text

#05020B

muted

#79787C

Preview Lab

Preview with #150F58

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

Preview Lab → · Contrast checker → · Palette generator →