#102B7E#102B7E

#102B7E is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.1% C 0.144 H 265.1°. Best body text is #FFFFFF at 12.58:1 contrast (WCAG AA passes).

Color values

HEX	#102B7E
RGB	rgb(16, 43, 126)
HSL	hsl(225, 77%, 28%)
HSV	hsv(225, 87%, 49%)
CMYK	cmyk(87.3%, 65.9%, 0%, 50.6%)
CIE-LAB	lab(21.37, 24.27, -49.49)
CIE-LCH	lch(21.37, 55.12, 296.12°)
OKLab	oklab(33.14% -0.0123 -0.1433)
OKLCH	oklch(33.14% 0.144 265.1)
XYZ	xyz(4.8421, 3.3437, 20.1248)
Luminance	0.0334 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102B7E #7E6310

analogous

#10627E #102B7E #2C107E

triadic

#102B7E #7E102B #2B7E10

tetradic

#102B7E #7E1062 #7E6310 #107E2C

square

#102B7E #7E1062 #7E6310 #107E2C

split-complementary

#102B7E #7E2C10 #627E10

monochromatic

#03091B #091848 #102B7E #173EB4 #2554E3

Accessibility & contrast

On white

12.58

#102B7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#102B7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102B7E

12.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102B7E	#FFFFFF	#000000	##FFFFFF
##102B7E	1.00	12.58	1.67	12.58
#FFFFFF	12.58	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003981

Deuteranopia (green-blind)

#002E7C

Tritanopia (blue-blind)

#004150

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #102b7e;
/* rgb */ color: rgb(16, 43, 126);
/* oklch */ color: oklch(33.1% 0.144 265.1);

Tailwind

colors: {
  custom: {
    50: '#6564a4',
    500: '#102b7e',
    950: '#000000',
  },
}

SCSS

$custom: #102b7e;
$custom-light: #6564a4;
$custom-dark: #000000;

JSON

{
  "hex": "#102b7e",
  "rgb": {
    "r": 16,
    "g": 43,
    "b": 126
  },
  "hsl": {
    "h": 225.273,
    "s": 77.465,
    "l": 27.843
  },
  "oklch": {
    "l": 0.3314,
    "c": 0.14388,
    "h": 265.1
  },
  "luminance": 0.03344
}

Semantic roles & 50–950 ramp

primary

#102B7E

secondary

#B49536

accent

#C534F4

background

#F6F5FA

surface

#EBEAF4

border

#C6C6CE

text

#07050F

muted

#7A797F

Preview Lab

Preview with #102B7E

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

Preview Lab → · Contrast checker → · Palette generator →