#10314B#10314B

#10314B is a dark, moderate cyan. Relative luminance 0.028; OKLCH L 30.3% C 0.061 H 245.6°. Best body text is #FFFFFF at 13.44:1 contrast (WCAG AA passes).

Color values

HEX	#10314B
RGB	rgb(16, 49, 75)
HSL	hsl(206, 65%, 18%)
HSV	hsv(206, 79%, 29%)
CMYK	cmyk(78.7%, 34.7%, 0%, 70.6%)
CIE-LAB	lab(19.29, -1.79, -19.52)
CIE-LCH	lch(19.29, 19.60, 264.75°)
OKLab	oklab(30.3% -0.025 -0.0553)
OKLCH	oklch(30.3% 0.061 245.6)
XYZ	xyz(2.5815, 2.8145, 7.0624)
Luminance	0.0282 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10314B #4B2A10

analogous

#104B47 #10314B #10134B

triadic

#10314B #4B1031 #314B10

tetradic

#10314B #47104B #4B2A10 #134B10

square

#10314B #47104B #4B2A10 #134B10

split-complementary

#10314B #4B1013 #4B4710

monochromatic

#051019 #051019 #10314B #1B527D #2673B0

Accessibility & contrast

On white

13.44

#10314B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#10314B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10314B

13.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10314B	#FFFFFF	#000000	##FFFFFF
##10314B	1.00	13.44	1.56	13.44
#FFFFFF	13.44	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#25324C

Deuteranopia (green-blind)

#1D2C4B

Tritanopia (blue-blind)

#00373A

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #10314b;
/* rgb */ color: rgb(16, 49, 75);
/* oklch */ color: oklch(30.3% 0.061 245.6);

Tailwind

colors: {
  custom: {
    50: '#57687d',
    500: '#10314b',
    950: '#000000',
  },
}

SCSS

$custom: #10314b;
$custom-light: #57687d;
$custom-dark: #000000;

JSON

{
  "hex": "#10314b",
  "rgb": {
    "r": 16,
    "g": 49,
    "b": 75
  },
  "hsl": {
    "h": 206.441,
    "s": 64.835,
    "l": 17.843
  },
  "oklch": {
    "l": 0.30303,
    "c": 0.06068,
    "h": 245.6
  },
  "luminance": 0.02815
}

Semantic roles & 50–950 ramp

primary

#10314B

secondary

#855632

accent

#8A40E8

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#030609

muted

#787A7B

Preview Lab

Preview with #10314B

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

Preview Lab → · Contrast checker → · Palette generator →