#10315E#10315E

#10315E is a dark, moderate cyan. Relative luminance 0.031; OKLCH L 31.6% C 0.089 H 257.2°. Best body text is #FFFFFF at 12.94:1 contrast (WCAG AA passes).

Color values

HEX	#10315E
RGB	rgb(16, 49, 94)
HSL	hsl(215, 71%, 22%)
HSV	hsv(215, 83%, 37%)
CMYK	cmyk(83%, 47.9%, 0%, 63.1%)
CIE-LAB	lab(20.50, 6.32, -30.26)
CIE-LCH	lch(20.50, 30.91, 281.80°)
OKLab	oklab(31.64% -0.0197 -0.0867)
OKLCH	oklch(31.64% 0.089 257.2)
XYZ	xyz(3.3316, 3.1145, 11.0131)
Luminance	0.0312 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10315E #5E3D10

analogous

#10585E #10315E #16105E

triadic

#10315E #5E1031 #315E10

tetradic

#10315E #5E1058 #5E3D10 #105E16

square

#10315E #5E1058 #5E3D10 #105E16

split-complementary

#10315E #5E1610 #585E10

monochromatic

#040E1A #07162A #10315E #194C92 #2268C7

Accessibility & contrast

On white

12.94

#10315E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#10315E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10315E

12.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10315E	#FFFFFF	#000000	##FFFFFF
##10315E	1.00	12.94	1.62	12.94
#FFFFFF	12.94	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A3560

Deuteranopia (green-blind)

#092E5D

Tritanopia (blue-blind)

#003C42

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #10315e;
/* rgb */ color: rgb(16, 49, 94);
/* oklch */ color: oklch(31.6% 0.089 257.2);

Tailwind

colors: {
  custom: {
    50: '#5c688c',
    500: '#10315e',
    950: '#000000',
  },
}

SCSS

$custom: #10315e;
$custom-light: #5c688c;
$custom-dark: #000000;

JSON

{
  "hex": "#10315e",
  "rgb": {
    "r": 16,
    "g": 49,
    "b": 94
  },
  "hsl": {
    "h": 214.615,
    "s": 70.909,
    "l": 21.569
  },
  "oklch": {
    "l": 0.31643,
    "c": 0.08894,
    "h": 257.2
  },
  "luminance": 0.03115
}

Semantic roles & 50–950 ramp

primary

#10315E

secondary

#976D33

accent

#A23AEE

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#05060C

muted

#797A7D

Preview Lab

Preview with #10315E

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

Preview Lab → · Contrast checker → · Palette generator →