#103E7F#103E7F

#103E7F is a dark, vivid blue. Relative luminance 0.051; OKLCH L 37.4% C 0.121 H 258.3°. Best body text is #FFFFFF at 10.41:1 contrast (WCAG AA passes).

Color values

HEX	#103E7F
RGB	rgb(16, 62, 127)
HSL	hsl(215, 78%, 28%)
HSV	hsv(215, 87%, 50%)
CMYK	cmyk(87.4%, 51.2%, 0%, 50.2%)
CIE-LAB	lab(26.98, 11.20, -40.99)
CIE-LCH	lch(26.98, 42.49, 285.28°)
OKLab	oklab(37.4% -0.0245 -0.118)
OKLCH	oklch(37.4% 0.121 258.3)
XYZ	xyz(5.7657, 5.0870, 20.7526)
Luminance	0.0509 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103E7F #7F5110

analogous

#10757F #103E7F #19107F

triadic

#103E7F #7F103E #3E7F10

tetradic

#103E7F #7F1075 #7F5110 #107F19

square

#103E7F #7F1075 #7F5110 #107F19

split-complementary

#103E7F #7F1910 #757F10

monochromatic

#030D1B #092349 #103E7F #1759B5 #2674E4

Accessibility & contrast

On white

10.41

#103E7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#103E7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103E7F

10.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103E7F	#FFFFFF	#000000	##FFFFFF
##103E7F	1.00	10.41	2.02	10.41
#FFFFFF	10.41	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#164581

Deuteranopia (green-blind)

#003B7E

Tritanopia (blue-blind)

#004E58

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #103e7f;
/* rgb */ color: rgb(16, 62, 127);
/* oklch */ color: oklch(37.4% 0.121 258.3);

Tailwind

colors: {
  custom: {
    50: '#6472a5',
    500: '#103e7f',
    950: '#000000',
  },
}

SCSS

$custom: #103e7f;
$custom-light: #6472a5;
$custom-dark: #000000;

JSON

{
  "hex": "#103e7f",
  "rgb": {
    "r": 16,
    "g": 62,
    "b": 127
  },
  "hsl": {
    "h": 215.135,
    "s": 77.622,
    "l": 28.039
  },
  "oklch": {
    "l": 0.374,
    "c": 0.12056,
    "h": 258.3
  },
  "luminance": 0.05088
}

Semantic roles & 50–950 ramp

primary

#103E7F

secondary

#B58036

accent

#A434F4

background

#F6F6FA

surface

#EBECF4

border

#C6C7CE

text

#06070F

muted

#7A7A7F

Preview Lab

Preview with #103E7F

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

Preview Lab → · Contrast checker → · Palette generator →