#10286D#10286D

#10286D is a dark, vivid blue. Relative luminance 0.027; OKLCH L 30.8% C 0.124 H 265.0°. Best body text is #FFFFFF at 13.58:1 contrast (WCAG AA passes).

Color values

HEX	#10286D
RGB	rgb(16, 40, 109)
HSL	hsl(225, 74%, 25%)
HSV	hsv(225, 85%, 43%)
CMYK	cmyk(85.3%, 63.3%, 0%, 57.3%)
CIE-LAB	lab(18.93, 19.36, -42.59)
CIE-LCH	lch(18.93, 46.78, 294.45°)
OKLab	oklab(30.84% -0.0107 -0.1232)
OKLCH	oklch(30.84% 0.124 265)
XYZ	xyz(3.7318, 2.7314, 14.7956)
Luminance	0.0273 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10286D #6D5510

analogous

#10576D #10286D #27106D

triadic

#10286D #6D1028 #286D10

tetradic

#10286D #6D1057 #6D5510 #106D27

square

#10286D #6D1057 #6D5510 #106D27

split-complementary

#10286D #6D2710 #576D10

monochromatic

#040A1B #081438 #10286D #183CA2 #204FD8

Accessibility & contrast

On white

13.58

#10286D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#10286D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10286D

13.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10286D	#FFFFFF	#000000	##FFFFFF
##10286D	1.00	13.58	1.55	13.58
#FFFFFF	13.58	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00326F

Deuteranopia (green-blind)

#002A6C

Tritanopia (blue-blind)

#003A46

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #10286d;
/* rgb */ color: rgb(16, 40, 109);
/* oklch */ color: oklch(30.8% 0.124 265.0);

Tailwind

colors: {
  custom: {
    50: '#616198',
    500: '#10286d',
    950: '#000000',
  },
}

SCSS

$custom: #10286d;
$custom-light: #616198;
$custom-dark: #000000;

JSON

{
  "hex": "#10286d",
  "rgb": {
    "r": 16,
    "g": 40,
    "b": 109
  },
  "hsl": {
    "h": 224.516,
    "s": 74.4,
    "l": 24.51
  },
  "oklch": {
    "l": 0.30837,
    "c": 0.12364,
    "h": 265
  },
  "luminance": 0.02732
}

Semantic roles & 50–950 ramp

primary

#10286D

secondary

#A58834

accent

#C137F1

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06050E

muted

#7A797E

Preview Lab

Preview with #10286D

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

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