#10185E#10185E

#10185E is a dark, vivid blue. Relative luminance 0.016; OKLCH L 26.1% C 0.123 H 269.8°. Best body text is #FFFFFF at 15.98:1 contrast (WCAG AA passes).

Color values

HEX	#10185E
RGB	rgb(16, 24, 94)
HSL	hsl(234, 71%, 22%)
HSV	hsv(234, 83%, 37%)
CMYK	cmyk(83%, 74.5%, 0%, 63.1%)
CIE-LAB	lab(13.05, 24.64, -42.36)
CIE-LCH	lch(13.05, 49.01, 300.19°)
OKLab	oklab(26.05% -0.0004 -0.1226)
OKLCH	oklch(26.05% 0.123 269.8)
XYZ	xyz(2.5600, 1.5713, 10.7559)
Luminance	0.0157 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10185E #5E5610

analogous

#103F5E #10185E #2F105E

triadic

#10185E #5E1018 #185E10

tetradic

#10185E #5E103F #5E5610 #105E2F

square

#10185E #5E103F #5E5610 #105E2F

split-complementary

#10185E #5E2F10 #3F5E10

monochromatic

#04071A #070B2A #10185E #192592 #2233C7

Accessibility & contrast

On white

15.98

#10185E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#10185E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10185E

15.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10185E	#FFFFFF	#000000	##FFFFFF
##10185E	1.00	15.98	1.31	15.98
#FFFFFF	15.98	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	15.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002560

Deuteranopia (green-blind)

#001E5D

Tritanopia (blue-blind)

#002B39

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #10185e;
/* rgb */ color: rgb(16, 24, 94);
/* oklch */ color: oklch(26.1% 0.123 269.8);

Tailwind

colors: {
  custom: {
    50: '#5e558c',
    500: '#10185e',
    950: '#000000',
  },
}

SCSS

$custom: #10185e;
$custom-light: #5e558c;
$custom-dark: #000000;

JSON

{
  "hex": "#10185e",
  "rgb": {
    "r": 16,
    "g": 24,
    "b": 94
  },
  "hsl": {
    "h": 233.846,
    "s": 70.909,
    "l": 21.569
  },
  "oklch": {
    "l": 0.26053,
    "c": 0.12265,
    "h": 269.8
  },
  "luminance": 0.01572
}

Semantic roles & 50–950 ramp

primary

#10185E

secondary

#978D33

accent

#DB3AEE

background

#F5F4F8

surface

#EAE8F0

border

#C6C4CB

text

#05030C

muted

#79787D

Preview Lab

Preview with #10185E

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

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