#103771#103771

#103771 is a dark, moderate blue. Relative luminance 0.040; OKLCH L 34.6% C 0.109 H 258.8°. Best body text is #FFFFFF at 11.62:1 contrast (WCAG AA passes).

Color values

HEX	#103771
RGB	rgb(16, 55, 113)
HSL	hsl(216, 75%, 25%)
HSV	hsv(216, 86%, 44%)
CMYK	cmyk(85.8%, 51.3%, 0%, 55.7%)
CIE-LAB	lab(23.78, 10.19, -37.29)
CIE-LCH	lch(23.78, 38.66, 285.28°)
OKLab	oklab(34.62% -0.0213 -0.1073)
OKLCH	oklch(34.62% 0.109 258.8)
XYZ	xyz(4.5594, 4.0342, 16.1580)
Luminance	0.0403 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103771 #714A10

analogous

#106871 #103771 #191071

triadic

#103771 #711037 #377110

tetradic

#103771 #711068 #714A10 #107119

square

#103771 #711068 #714A10 #107119

split-complementary

#103771 #711910 #687110

monochromatic

#040D1B #081D3B #103771 #1851A7 #1F6BDC

Accessibility & contrast

On white

11.62

#103771 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#103771 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103771

11.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103771	#FFFFFF	#000000	##FFFFFF
##103771	1.00	11.62	1.81	11.62
#FFFFFF	11.62	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#143D73

Deuteranopia (green-blind)

#003570

Tritanopia (blue-blind)

#00454E

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #103771;
/* rgb */ color: rgb(16, 55, 113);
/* oklch */ color: oklch(34.6% 0.109 258.8);

Tailwind

colors: {
  custom: {
    50: '#616d9a',
    500: '#103771',
    950: '#000000',
  },
}

SCSS

$custom: #103771;
$custom-light: #616d9a;
$custom-dark: #000000;

JSON

{
  "hex": "#103771",
  "rgb": {
    "r": 16,
    "g": 55,
    "b": 113
  },
  "hsl": {
    "h": 215.876,
    "s": 75.194,
    "l": 25.294
  },
  "oklch": {
    "l": 0.34616,
    "c": 0.1094,
    "h": 258.8
  },
  "luminance": 0.04035
}

Semantic roles & 50–950 ramp

primary

#103771

secondary

#A97A34

accent

#A636F2

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #103771

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

Preview Lab → · Contrast checker → · Palette generator →