#103F6A#103F6A

#103F6A is a dark, moderate cyan. Relative luminance 0.047; OKLCH L 36.1% C 0.089 H 250.4°. Best body text is #FFFFFF at 10.82:1 contrast (WCAG AA passes).

Color values

HEX	#103F6A
RGB	rgb(16, 63, 106)
HSL	hsl(209, 74%, 24%)
HSV	hsv(209, 85%, 42%)
CMYK	cmyk(84.9%, 40.6%, 0%, 58.4%)
CIE-LAB	lab(25.88, 1.59, -29.46)
CIE-LCH	lch(25.88, 29.50, 273.10°)
OKLab	oklab(36.09% -0.03 -0.0841)
OKLCH	oklch(36.09% 0.089 250.4)
XYZ	xyz(4.5917, 4.7052, 14.2991)
Luminance	0.0471 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103F6A #6A3B10

analogous

#106A68 #103F6A #10126A

triadic

#103F6A #6A103F #3F6A10

tetradic

#103F6A #68106A #6A3B10 #126A10

square

#103F6A #68106A #6A3B10 #126A10

split-complementary

#103F6A #6A1012 #6A6810

monochromatic

#04101B #081F35 #103F6A #185F9F #207ED4

Accessibility & contrast

On white

10.82

#103F6A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#103F6A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103F6A

10.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103F6A	#FFFFFF	#000000	##FFFFFF
##103F6A	1.00	10.82	1.94	10.82
#FFFFFF	10.82	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A426C

Deuteranopia (green-blind)

#1C3A69

Tritanopia (blue-blind)

#00494F

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #103f6a;
/* rgb */ color: rgb(16, 63, 106);
/* oklch */ color: oklch(36.1% 0.089 250.4);

Tailwind

colors: {
  custom: {
    50: '#5f7395',
    500: '#103f6a',
    950: '#000000',
  },
}

SCSS

$custom: #103f6a;
$custom-light: #5f7395;
$custom-dark: #000000;

JSON

{
  "hex": "#103f6a",
  "rgb": {
    "r": 16,
    "g": 63,
    "b": 106
  },
  "hsl": {
    "h": 208.667,
    "s": 73.77,
    "l": 23.922
  },
  "oklch": {
    "l": 0.36088,
    "c": 0.08928,
    "h": 250.4
  },
  "luminance": 0.04706
}

Semantic roles & 50–950 ramp

primary

#103F6A

secondary

#A26834

accent

#9037F0

background

#F5F6F9

surface

#EAECF1

border

#C6C7CB

text

#05080D

muted

#797B7E

Preview Lab

Preview with #103F6A

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

Preview Lab → · Contrast checker → · Palette generator →