#10175F#10175F

#10175F is a dark, vivid blue. Relative luminance 0.015; OKLCH L 26.0% C 0.125 H 270.0°. Best body text is #FFFFFF at 16.03:1 contrast (WCAG AA passes).

Color values

HEX	#10175F
RGB	rgb(16, 23, 95)
HSL	hsl(235, 71%, 22%)
HSV	hsv(235, 83%, 37%)
CMYK	cmyk(83.2%, 75.8%, 0%, 62.7%)
CIE-LAB	lab(12.92, 25.73, -43.26)
CIE-LCH	lch(12.92, 50.33, 300.74°)
OKLab	oklab(25.99% 0 -0.1253)
OKLCH	oklch(25.99% 0.125 270)
XYZ	xyz(2.5849, 1.5489, 10.9870)
Luminance	0.0155 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10175F #5F5810

analogous

#103F5F #10175F #31105F

triadic

#10175F #5F1017 #175F10

tetradic

#10175F #5F103F #5F5810 #105F31

square

#10175F #5F103F #5F5810 #105F31

split-complementary

#10175F #5F3110 #3F5F10

monochromatic

#04061A #070A2B #10175F #192493 #2230C8

Accessibility & contrast

On white

16.03

#10175F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#10175F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10175F

16.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10175F	#FFFFFF	#000000	##FFFFFF
##10175F	1.00	16.03	1.31	16.03
#FFFFFF	16.03	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002561

Deuteranopia (green-blind)

#001E5E

Tritanopia (blue-blind)

#002B39

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #10175f;
/* rgb */ color: rgb(16, 23, 95);
/* oklch */ color: oklch(26.0% 0.125 270.0);

Tailwind

colors: {
  custom: {
    50: '#5e548d',
    500: '#10175f',
    950: '#000000',
  },
}

SCSS

$custom: #10175f;
$custom-light: #5e548d;
$custom-dark: #000000;

JSON

{
  "hex": "#10175f",
  "rgb": {
    "r": 16,
    "g": 23,
    "b": 95
  },
  "hsl": {
    "h": 234.684,
    "s": 71.171,
    "l": 21.765
  },
  "oklch": {
    "l": 0.25986,
    "c": 0.12527,
    "h": 270
  },
  "luminance": 0.01549
}

Semantic roles & 50–950 ramp

primary

#10175F

secondary

#988F33

accent

#DE3AEE

background

#F5F4F8

surface

#EAE7F0

border

#C6C3CB

text

#05020C

muted

#79787D

Preview Lab

Preview with #10175F

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

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