#10193D#10193D

#10193D is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 22.9% C 0.070 H 269.6°. Best body text is #FFFFFF at 17.10:1 contrast (WCAG AA passes).

Color values

HEX	#10193D
RGB	rgb(16, 25, 61)
HSL	hsl(228, 58%, 15%)
HSV	hsv(228, 74%, 24%)
CMYK	cmyk(73.8%, 59%, 0%, 76.1%)
CIE-LAB	lab(10.12, 10.06, -24.42)
CIE-LCH	lch(10.12, 26.41, 292.39°)
OKLab	oklab(22.9% -0.0005 -0.07)
OKLCH	oklch(22.9% 0.07 269.6)
XYZ	xyz(1.4033, 1.1422, 4.5605)
Luminance	0.0114 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10193D #3D3410

analogous

#102F3D #10193D #1D103D

triadic

#10193D #3D1019 #193D10

tetradic

#10193D #3D102F #3D3410 #103D1D

square

#10193D #3D102F #3D3410 #103D1D

split-complementary

#10193D #3D1D10 #2F3D10

monochromatic

#060A18 #060A18 #10193D #1D2D6D #29419E

Accessibility & contrast

On white

17.10

#10193D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#10193D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10193D

17.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10193D	#FFFFFF	#000000	##FFFFFF
##10193D	1.00	17.10	1.23	17.10
#FFFFFF	17.10	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#051E3E

Deuteranopia (green-blind)

#001A3C

Tritanopia (blue-blind)

#002128

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #10193d;
/* rgb */ color: rgb(16, 25, 61);
/* oklch */ color: oklch(22.9% 0.070 269.6);

Tailwind

colors: {
  custom: {
    50: '#545573',
    500: '#10193d',
    950: '#000000',
  },
}

SCSS

$custom: #10193d;
$custom-light: #545573;
$custom-dark: #000000;

JSON

{
  "hex": "#10193d",
  "rgb": {
    "r": 16,
    "g": 25,
    "b": 61
  },
  "hsl": {
    "h": 228,
    "s": 58.442,
    "l": 15.098
  },
  "oklch": {
    "l": 0.22895,
    "c": 0.07003,
    "h": 269.6
  },
  "luminance": 0.01142
}

Semantic roles & 50–950 ramp

primary

#10193D

secondary

#776932

accent

#C346E2

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030308

muted

#78787B

Preview Lab

Preview with #10193D

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

Preview Lab → · Contrast checker → · Palette generator →