#102B56#102B56

#102B56 is a dark, moderate blue. Relative luminance 0.025; OKLCH L 29.5% C 0.085 H 259.4°. Best body text is #FFFFFF at 13.98:1 contrast (WCAG AA passes).

Color values

HEX	#102B56
RGB	rgb(16, 43, 86)
HSL	hsl(217, 69%, 20%)
HSV	hsv(217, 81%, 34%)
CMYK	cmyk(81.4%, 50%, 0%, 66.3%)
CIE-LAB	lab(17.96, 7.24, -29.02)
CIE-LCH	lch(17.96, 29.91, 284.00°)
OKLab	oklab(29.5% -0.0155 -0.0832)
OKLCH	oklch(29.5% 0.085 259.4)
XYZ	xyz(2.7567, 2.5095, 9.1414)
Luminance	0.0251 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102B56 #563B10

analogous

#104E56 #102B56 #181056

triadic

#102B56 #56102B #2B5610

tetradic

#102B56 #56104E #563B10 #105618

square

#102B56 #56104E #563B10 #105618

split-complementary

#102B56 #561810 #4E5610

monochromatic

#050D1A #061122 #102B56 #1A458A #235FBD

Accessibility & contrast

On white

13.98

#102B56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#102B56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102B56

13.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102B56	#FFFFFF	#000000	##FFFFFF
##102B56	1.00	13.98	1.50	13.98
#FFFFFF	13.98	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	13.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#142F58

Deuteranopia (green-blind)

#052955

Tritanopia (blue-blind)

#00353C

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #102b56;
/* rgb */ color: rgb(16, 43, 86);
/* oklch */ color: oklch(29.5% 0.085 259.4);

Tailwind

colors: {
  custom: {
    50: '#5a6386',
    500: '#102b56',
    950: '#000000',
  },
}

SCSS

$custom: #102b56;
$custom-light: #5a6386;
$custom-dark: #000000;

JSON

{
  "hex": "#102b56",
  "rgb": {
    "r": 16,
    "g": 43,
    "b": 86
  },
  "hsl": {
    "h": 216.857,
    "s": 68.627,
    "l": 20
  },
  "oklch": {
    "l": 0.29502,
    "c": 0.08467,
    "h": 259.4
  },
  "luminance": 0.0251
}

Semantic roles & 50–950 ramp

primary

#102B56

secondary

#8F6C32

accent

#A83CEB

background

#F5F5F8

surface

#E9EAEF

border

#C5C6CA

text

#04050B

muted

#79797C

Preview Lab

Preview with #102B56

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

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