#103B6A#103B6A

#103B6A is a dark, moderate cyan. Relative luminance 0.043; OKLCH L 35.1% C 0.094 H 253.8°. Best body text is #FFFFFF at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#103B6A
RGB	rgb(16, 59, 106)
HSL	hsl(211, 74%, 24%)
HSV	hsv(211, 85%, 42%)
CMYK	cmyk(84.9%, 44.3%, 0%, 58.4%)
CIE-LAB	lab(24.57, 4.36, -31.54)
CIE-LCH	lch(24.57, 31.84, 277.87°)
OKLab	oklab(35.07% -0.0262 -0.0903)
OKLCH	oklch(35.07% 0.094 253.8)
XYZ	xyz(4.3782, 4.2782, 14.2279)
Luminance	0.0428 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103B6A #6A3F10

analogous

#10686A #103B6A #12106A

triadic

#103B6A #6A103B #3B6A10

tetradic

#103B6A #6A1068 #6A3F10 #106A12

square

#103B6A #6A1068 #6A3F10 #106A12

split-complementary

#103B6A #6A1210 #686A10

monochromatic

#040F1B #081D35 #103B6A #18599F #2076D4

Accessibility & contrast

On white

11.32

#103B6A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#103B6A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103B6A

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103B6A	#FFFFFF	#000000	##FFFFFF
##103B6A	1.00	11.32	1.86	11.32
#FFFFFF	11.32	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#243F6C

Deuteranopia (green-blind)

#133769

Tritanopia (blue-blind)

#00464D

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #103b6a;
/* rgb */ color: rgb(16, 59, 106);
/* oklch */ color: oklch(35.1% 0.094 253.8);

Tailwind

colors: {
  custom: {
    50: '#5f7095',
    500: '#103b6a',
    950: '#000000',
  },
}

SCSS

$custom: #103b6a;
$custom-light: #5f7095;
$custom-dark: #000000;

JSON

{
  "hex": "#103b6a",
  "rgb": {
    "r": 16,
    "g": 59,
    "b": 106
  },
  "hsl": {
    "h": 211.333,
    "s": 73.77,
    "l": 23.922
  },
  "oklch": {
    "l": 0.35067,
    "c": 0.09403,
    "h": 253.8
  },
  "luminance": 0.04279
}

Semantic roles & 50–950 ramp

primary

#103B6A

secondary

#A26D34

accent

#9837F0

background

#F5F6F9

surface

#EAECF1

border

#C6C7CB

text

#05070D

muted

#797A7E

Preview Lab

Preview with #103B6A

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

Preview Lab → · Contrast checker → · Palette generator →