#103D6A#103D6A

#103D6A is a dark, moderate cyan. Relative luminance 0.045; OKLCH L 35.6% C 0.092 H 252.1°. Best body text is #FFFFFF at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#103D6A
RGB	rgb(16, 61, 106)
HSL	hsl(210, 74%, 24%)
HSV	hsv(210, 85%, 42%)
CMYK	cmyk(84.9%, 42.5%, 0%, 58.4%)
CIE-LAB	lab(25.22, 2.97, -30.50)
CIE-LCH	lch(25.22, 30.64, 275.56°)
OKLab	oklab(35.58% -0.0281 -0.0872)
OKLCH	oklch(35.58% 0.092 252.1)
XYZ	xyz(4.4830, 4.4877, 14.2628)
Luminance	0.0449 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103D6A #6A3D10

analogous

#106A6A #103D6A #10106A

triadic

#103D6A #6A103D #3D6A10

tetradic

#103D6A #6A106A #6A3D10 #106A10

square

#103D6A #6A106A #6A3D10 #106A10

split-complementary

#103D6A #6A1010 #6A6A10

monochromatic

#040F1B #081E35 #103D6A #185C9F #207AD4

Accessibility & contrast

On white

11.07

#103D6A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#103D6A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103D6A

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103D6A	#FFFFFF	#000000	##FFFFFF
##103D6A	1.00	11.07	1.90	11.07
#FFFFFF	11.07	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27406C

Deuteranopia (green-blind)

#183869

Tritanopia (blue-blind)

#00484E

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #103d6a;
/* rgb */ color: rgb(16, 61, 106);
/* oklch */ color: oklch(35.6% 0.092 252.1);

Tailwind

colors: {
  custom: {
    50: '#5f7295',
    500: '#103d6a',
    950: '#000000',
  },
}

SCSS

$custom: #103d6a;
$custom-light: #5f7295;
$custom-dark: #000000;

JSON

{
  "hex": "#103d6a",
  "rgb": {
    "r": 16,
    "g": 61,
    "b": 106
  },
  "hsl": {
    "h": 210,
    "s": 73.77,
    "l": 23.922
  },
  "oklch": {
    "l": 0.35575,
    "c": 0.09161,
    "h": 252.1
  },
  "luminance": 0.04488
}

Semantic roles & 50–950 ramp

primary

#103D6A

secondary

#A26B34

accent

#9437F0

background

#F5F6F9

surface

#EAECF1

border

#C6C7CB

text

#05070D

muted

#797A7E

Preview Lab

Preview with #103D6A

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

Preview Lab → · Contrast checker → · Palette generator →