#10205B#10205B

#10205B is a dark, moderate blue. Relative luminance 0.019; OKLCH L 27.3% C 0.108 H 267.1°. Best body text is #FFFFFF at 15.22:1 contrast (WCAG AA passes).

Color values

HEX	#10205B
RGB	rgb(16, 32, 91)
HSL	hsl(227, 70%, 21%)
HSV	hsv(227, 82%, 36%)
CMYK	cmyk(82.4%, 64.8%, 0%, 64.3%)
CIE-LAB	lab(14.94, 17.62, -37.26)
CIE-LCH	lch(14.94, 41.21, 295.31°)
OKLab	oklab(27.35% -0.0054 -0.1076)
OKLCH	oklch(27.35% 0.108 267.1)
XYZ	xyz(2.6179, 1.8982, 10.1239)
Luminance	0.0190 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10205B #5B4B10

analogous

#10455B #10205B #25105B

triadic

#10205B #5B1020 #205B10

tetradic

#10205B #5B1045 #5B4B10 #105B25

square

#10205B #5B1045 #5B4B10 #105B25

split-complementary

#10205B #5B2510 #455B10

monochromatic

#05091A #070E27 #10205B #19328F #2245C3

Accessibility & contrast

On white

15.22

#10205B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#10205B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10205B

15.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10205B	#FFFFFF	#000000	##FFFFFF
##10205B	1.00	15.22	1.38	15.22
#FFFFFF	15.22	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00295D

Deuteranopia (green-blind)

#00225A

Tritanopia (blue-blind)

#002F3A

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #10205b;
/* rgb */ color: rgb(16, 32, 91);
/* oklch */ color: oklch(27.3% 0.108 267.1);

Tailwind

colors: {
  custom: {
    50: '#5c5b8a',
    500: '#10205b',
    950: '#000000',
  },
}

SCSS

$custom: #10205b;
$custom-light: #5c5b8a;
$custom-dark: #000000;

JSON

{
  "hex": "#10205b",
  "rgb": {
    "r": 16,
    "g": 32,
    "b": 91
  },
  "hsl": {
    "h": 227.2,
    "s": 70.093,
    "l": 20.98
  },
  "oklch": {
    "l": 0.27346,
    "c": 0.10779,
    "h": 267.1
  },
  "luminance": 0.01899
}

Semantic roles & 50–950 ramp

primary

#10205B

secondary

#947F33

accent

#C73BED

background

#F5F5F8

surface

#E9E9F0

border

#C5C5CB

text

#05040C

muted

#79797D

Preview Lab

Preview with #10205B

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

Preview Lab → · Contrast checker → · Palette generator →