#103A75#103A75

#103A75 is a dark, moderate blue. Relative luminance 0.044; OKLCH L 35.7% C 0.111 H 258.0°. Best body text is #FFFFFF at 11.15:1 contrast (WCAG AA passes).

Color values

HEX	#103A75
RGB	rgb(16, 58, 117)
HSL	hsl(215, 76%, 26%)
HSV	hsv(215, 86%, 46%)
CMYK	cmyk(86.3%, 50.4%, 0%, 54.1%)
CIE-LAB	lab(25.01, 9.77, -37.86)
CIE-LCH	lch(25.01, 39.10, 284.46°)
OKLab	oklab(35.66% -0.0231 -0.1089)
OKLCH	oklch(35.66% 0.111 258)
XYZ	xyz(4.9364, 4.4200, 17.4191)
Luminance	0.0442 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103A75 #754B10

analogous

#106C75 #103A75 #191075

triadic

#103A75 #75103A #3A7510

tetradic

#103A75 #75106C #754B10 #107519

square

#103A75 #75106C #754B10 #107519

split-complementary

#103A75 #751910 #6C7510

monochromatic

#040D1B #091F3F #103A75 #1755AB #1F6FE0

Accessibility & contrast

On white

11.15

#103A75 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#103A75 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103A75

11.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103A75	#FFFFFF	#000000	##FFFFFF
##103A75	1.00	11.15	1.88	11.15
#FFFFFF	11.15	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#184077

Deuteranopia (green-blind)

#003774

Tritanopia (blue-blind)

#004852

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #103a75;
/* rgb */ color: rgb(16, 58, 117);
/* oklch */ color: oklch(35.7% 0.111 258.0);

Tailwind

colors: {
  custom: {
    50: '#626f9d',
    500: '#103a75',
    950: '#000000',
  },
}

SCSS

$custom: #103a75;
$custom-light: #626f9d;
$custom-dark: #000000;

JSON

{
  "hex": "#103a75",
  "rgb": {
    "r": 16,
    "g": 58,
    "b": 117
  },
  "hsl": {
    "h": 215.05,
    "s": 75.94,
    "l": 26.078
  },
  "oklch": {
    "l": 0.35655,
    "c": 0.11132,
    "h": 258
  },
  "luminance": 0.04421
}

Semantic roles & 50–950 ramp

primary

#103A75

secondary

#AC7A35

accent

#A435F3

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #103A75

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

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