#102C5C#102C5C

#102C5C is a dark, moderate blue. Relative luminance 0.027; OKLCH L 30.2% C 0.093 H 260.4°. Best body text is #FFFFFF at 13.66:1 contrast (WCAG AA passes).

Color values

HEX	#102C5C
RGB	rgb(16, 44, 92)
HSL	hsl(218, 70%, 21%)
HSV	hsv(218, 83%, 36%)
CMYK	cmyk(82.6%, 52.2%, 0%, 63.9%)
CIE-LAB	lab(18.73, 9.11, -31.78)
CIE-LCH	lch(18.73, 33.06, 285.99°)
OKLab	oklab(30.24% -0.0154 -0.0913)
OKLCH	oklch(30.24% 0.093 260.4)
XYZ	xyz(3.0454, 2.6839, 10.4807)
Luminance	0.0268 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102C5C #5C4010

analogous

#10525C #102C5C #1A105C

triadic

#102C5C #5C102C #2C5C10

tetradic

#102C5C #5C1052 #5C4010 #105C1A

square

#102C5C #5C1052 #5C4010 #105C1A

split-complementary

#102C5C #5C1A10 #525C10

monochromatic

#050C1A #071328 #102C5C #194590 #225EC4

Accessibility & contrast

On white

13.66

#102C5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#102C5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102C5C

13.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102C5C	#FFFFFF	#000000	##FFFFFF
##102C5C	1.00	13.66	1.54	13.66
#FFFFFF	13.66	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#10315E

Deuteranopia (green-blind)

#002A5B

Tritanopia (blue-blind)

#00373F

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #102c5c;
/* rgb */ color: rgb(16, 44, 92);
/* oklch */ color: oklch(30.2% 0.093 260.4);

Tailwind

colors: {
  custom: {
    50: '#5b648a',
    500: '#102c5c',
    950: '#000000',
  },
}

SCSS

$custom: #102c5c;
$custom-light: #5b648a;
$custom-dark: #000000;

JSON

{
  "hex": "#102c5c",
  "rgb": {
    "r": 16,
    "g": 44,
    "b": 92
  },
  "hsl": {
    "h": 217.895,
    "s": 70.37,
    "l": 21.176
  },
  "oklch": {
    "l": 0.30236,
    "c": 0.09261,
    "h": 260.4
  },
  "luminance": 0.02684
}

Semantic roles & 50–950 ramp

primary

#102C5C

secondary

#957133

accent

#AB3BED

background

#F5F5F8

surface

#E9EAF0

border

#C5C6CB

text

#04050C

muted

#79797D

Preview Lab

Preview with #102C5C

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

Preview Lab → · Contrast checker → · Palette generator →