#102C7F#102C7F

#102C7F is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.4% C 0.144 H 264.9°. Best body text is #FFFFFF at 12.43:1 contrast (WCAG AA passes).

Color values

HEX	#102C7F
RGB	rgb(16, 44, 127)
HSL	hsl(225, 78%, 28%)
HSV	hsv(225, 87%, 50%)
CMYK	cmyk(87.4%, 65.4%, 0%, 50.2%)
CIE-LAB	lab(21.74, 23.98, -49.52)
CIE-LCH	lch(21.74, 55.02, 295.84°)
OKLab	oklab(33.44% -0.0128 -0.1434)
OKLCH	oklch(33.44% 0.144 264.9)
XYZ	xyz(4.9438, 3.4432, 20.4786)
Luminance	0.0344 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102C7F #7F6310

analogous

#10637F #102C7F #2C107F

triadic

#102C7F #7F102C #2C7F10

tetradic

#102C7F #7F1063 #7F6310 #107F2C

square

#102C7F #7F1063 #7F6310 #107F2C

split-complementary

#102C7F #7F2C10 #637F10

monochromatic

#03091B #091949 #102C7F #173FB5 #2656E4

Accessibility & contrast

On white

12.43

#102C7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#102C7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102C7F

12.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102C7F	#FFFFFF	#000000	##FFFFFF
##102C7F	1.00	12.43	1.69	12.43
#FFFFFF	12.43	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003982

Deuteranopia (green-blind)

#002F7D

Tritanopia (blue-blind)

#004251

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #102c7f;
/* rgb */ color: rgb(16, 44, 127);
/* oklch */ color: oklch(33.4% 0.144 264.9);

Tailwind

colors: {
  custom: {
    50: '#6664a5',
    500: '#102c7f',
    950: '#000000',
  },
}

SCSS

$custom: #102c7f;
$custom-light: #6664a5;
$custom-dark: #000000;

JSON

{
  "hex": "#102c7f",
  "rgb": {
    "r": 16,
    "g": 44,
    "b": 127
  },
  "hsl": {
    "h": 224.865,
    "s": 77.622,
    "l": 28.039
  },
  "oklch": {
    "l": 0.33441,
    "c": 0.144,
    "h": 264.9
  },
  "luminance": 0.03444
}

Semantic roles & 50–950 ramp

primary

#102C7F

secondary

#B59536

accent

#C434F4

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07050F

muted

#7A7A7F

Preview Lab

Preview with #102C7F

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

Preview Lab → · Contrast checker → · Palette generator →