#10316A#10316A

#10316A is a dark, moderate blue. Relative luminance 0.033; OKLCH L 32.6% C 0.107 H 260.6°. Best body text is #FFFFFF at 12.58:1 contrast (WCAG AA passes).

Color values

HEX	#10316A
RGB	rgb(16, 49, 106)
HSL	hsl(218, 74%, 24%)
HSV	hsv(218, 85%, 42%)
CMYK	cmyk(84.9%, 53.8%, 0%, 58.4%)
CIE-LAB	lab(21.38, 11.51, -36.67)
CIE-LCH	lch(21.38, 38.43, 287.43°)
OKLab	oklab(32.61% -0.0175 -0.1056)
OKLCH	oklch(32.61% 0.107 260.6)
XYZ	xyz(3.9126, 3.3469, 14.0727)
Luminance	0.0335 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10316A #6A4910

analogous

#105E6A #10316A #1C106A

triadic

#10316A #6A1031 #316A10

tetradic

#10316A #6A105E #6A4910 #106A1C

square

#10316A #6A105E #6A4910 #106A1C

split-complementary

#10316A #6A1C10 #5E6A10

monochromatic

#040C1B #081835 #10316A #184A9F #2062D4

Accessibility & contrast

On white

12.58

#10316A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#10316A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10316A

12.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10316A	#FFFFFF	#000000	##FFFFFF
##10316A	1.00	12.58	1.67	12.58
#FFFFFF	12.58	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C386C

Deuteranopia (green-blind)

#002F69

Tritanopia (blue-blind)

#003F48

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #10316a;
/* rgb */ color: rgb(16, 49, 106);
/* oklch */ color: oklch(32.6% 0.107 260.6);

Tailwind

colors: {
  custom: {
    50: '#5f6895',
    500: '#10316a',
    950: '#000000',
  },
}

SCSS

$custom: #10316a;
$custom-light: #5f6895;
$custom-dark: #000000;

JSON

{
  "hex": "#10316a",
  "rgb": {
    "r": 16,
    "g": 49,
    "b": 106
  },
  "hsl": {
    "h": 218,
    "s": 73.77,
    "l": 23.922
  },
  "oklch": {
    "l": 0.32607,
    "c": 0.10704,
    "h": 260.6
  },
  "luminance": 0.03347
}

Semantic roles & 50–950 ramp

primary

#10316A

secondary

#A27A34

accent

#AD37F0

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#05060D

muted

#7A7A7E

Preview Lab

Preview with #10316A

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

Preview Lab → · Contrast checker → · Palette generator →