#15175F#15175F

#15175F is a dark, vivid blue. Relative luminance 0.016; OKLCH L 26.3% C 0.124 H 272.8°. Best body text is #FFFFFF at 15.91:1 contrast (WCAG AA passes).

Color values

HEX	#15175F
RGB	rgb(21, 23, 95)
HSL	hsl(238, 64%, 23%)
HSV	hsv(238, 78%, 37%)
CMYK	cmyk(77.9%, 75.8%, 0%, 62.7%)
CIE-LAB	lab(13.22, 26.25, -42.75)
CIE-LCH	lch(13.22, 50.16, 301.55°)
OKLab	oklab(26.29% 0.006 -0.1237)
OKLCH	oklch(26.29% 0.124 272.8)
XYZ	xyz(2.6805, 1.5982, 10.9915)
Luminance	0.0160 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15175F #5F5D15

analogous

#153C5F #15175F #38155F

triadic

#15175F #5F1517 #175F15

tetradic

#15175F #5F153C #5F5D15 #155F38

square

#15175F #5F153C #5F5D15 #155F38

split-complementary

#15175F #5F3815 #3C5F15

monochromatic

#060619 #0A0B2D #15175F #202391 #2B2FC3

Accessibility & contrast

On white

15.91

#15175F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#15175F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15175F

15.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15175F	#FFFFFF	#000000	##FFFFFF
##15175F	1.00	15.91	1.32	15.91
#FFFFFF	15.91	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002661

Deuteranopia (green-blind)

#001E5E

Tritanopia (blue-blind)

#002B39

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #15175f;
/* rgb */ color: rgb(21, 23, 95);
/* oklch */ color: oklch(26.3% 0.124 272.8);

Tailwind

colors: {
  custom: {
    50: '#60548d',
    500: '#15175f',
    950: '#000000',
  },
}

SCSS

$custom: #15175f;
$custom-light: #60548d;
$custom-dark: #000000;

JSON

{
  "hex": "#15175f",
  "rgb": {
    "r": 21,
    "g": 23,
    "b": 95
  },
  "hsl": {
    "h": 238.378,
    "s": 63.793,
    "l": 22.745
  },
  "oklch": {
    "l": 0.26286,
    "c": 0.1238,
    "h": 272.8
  },
  "luminance": 0.01598
}

Semantic roles & 50–950 ramp

primary

#15175F

secondary

#96943A

accent

#E241E7

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#05030C

muted

#7A787D

Preview Lab

Preview with #15175F

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

Preview Lab → · Contrast checker → · Palette generator →