#102D66#102D66

#102D66 is a dark, moderate blue. Relative luminance 0.029; OKLCH L 31.3% C 0.106 H 262.0°. Best body text is #FFFFFF at 13.21:1 contrast (WCAG AA passes).

Color values

HEX	#102D66
RGB	rgb(16, 45, 102)
HSL	hsl(220, 73%, 23%)
HSV	hsv(220, 84%, 40%)
CMYK	cmyk(84.3%, 55.9%, 0%, 60%)
CIE-LAB	lab(19.83, 12.71, -36.59)
CIE-LCH	lch(19.83, 38.73, 289.15°)
OKLab	oklab(31.32% -0.0148 -0.1054)
OKLCH	oklch(31.32% 0.106 262)
XYZ	xyz(3.5495, 2.9458, 12.9493)
Luminance	0.0295 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102D66 #664910

analogous

#105866 #102D66 #1E1066

triadic

#102D66 #66102D #2D6610

tetradic

#102D66 #661058 #664910 #10661E

square

#102D66 #661058 #664910 #10661E

split-complementary

#102D66 #661E10 #586610

monochromatic

#040C1A #081631 #102D66 #18449B #215CD0

Accessibility & contrast

On white

13.21

#102D66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#102D66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102D66

13.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102D66	#FFFFFF	#000000	##FFFFFF
##102D66	1.00	13.21	1.59	13.21
#FFFFFF	13.21	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#043468

Deuteranopia (green-blind)

#002C65

Tritanopia (blue-blind)

#003B44

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #102d66;
/* rgb */ color: rgb(16, 45, 102);
/* oklch */ color: oklch(31.3% 0.106 262.0);

Tailwind

colors: {
  custom: {
    50: '#5e6592',
    500: '#102d66',
    950: '#000000',
  },
}

SCSS

$custom: #102d66;
$custom-light: #5e6592;
$custom-dark: #000000;

JSON

{
  "hex": "#102d66",
  "rgb": {
    "r": 16,
    "g": 45,
    "b": 102
  },
  "hsl": {
    "h": 219.767,
    "s": 72.881,
    "l": 23.137
  },
  "oklch": {
    "l": 0.3132,
    "c": 0.10648,
    "h": 262
  },
  "luminance": 0.02946
}

Semantic roles & 50–950 ramp

primary

#102D66

secondary

#9E7A33

accent

#B238F0

background

#F5F6F9

surface

#EAEBF1

border

#C6C6CB

text

#05050D

muted

#797A7E

Preview Lab

Preview with #102D66

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

Preview Lab → · Contrast checker → · Palette generator →