#102B64#102B64

#102B64 is a dark, moderate blue. Relative luminance 0.028; OKLCH L 30.7% C 0.106 H 262.7°. Best body text is #FFFFFF at 13.53:1 contrast (WCAG AA passes).

Color values

HEX	#102B64
RGB	rgb(16, 43, 100)
HSL	hsl(221, 72%, 23%)
HSV	hsv(221, 84%, 39%)
CMYK	cmyk(84%, 57%, 0%, 60.8%)
CIE-LAB	lab(19.05, 13.32, -36.54)
CIE-LCH	lch(19.05, 38.89, 290.02°)
OKLab	oklab(30.68% -0.0134 -0.1054)
OKLCH	oklch(30.68% 0.106 262.7)
XYZ	xyz(3.3770, 2.7576, 12.4084)
Luminance	0.0276 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102B64 #644910

analogous

#105564 #102B64 #1F1064

triadic

#102B64 #64102B #2B6410

tetradic

#102B64 #641055 #644910 #10641F

square

#102B64 #641055 #644910 #10641F

split-complementary

#102B64 #641F10 #556410

monochromatic

#040B1A #08142F #102B64 #184299 #2158CE

Accessibility & contrast

On white

13.53

#102B64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#102B64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102B64

13.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102B64	#FFFFFF	#000000	##FFFFFF
##102B64	1.00	13.53	1.55	13.53
#FFFFFF	13.53	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003266

Deuteranopia (green-blind)

#002B63

Tritanopia (blue-blind)

#003943

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #102b64;
/* rgb */ color: rgb(16, 43, 100);
/* oklch */ color: oklch(30.7% 0.106 262.7);

Tailwind

colors: {
  custom: {
    50: '#5e6391',
    500: '#102b64',
    950: '#000000',
  },
}

SCSS

$custom: #102b64;
$custom-light: #5e6391;
$custom-dark: #000000;

JSON

{
  "hex": "#102b64",
  "rgb": {
    "r": 16,
    "g": 43,
    "b": 100
  },
  "hsl": {
    "h": 220.714,
    "s": 72.414,
    "l": 22.745
  },
  "oklch": {
    "l": 0.30676,
    "c": 0.10621,
    "h": 262.7
  },
  "luminance": 0.02758
}

Semantic roles & 50–950 ramp

primary

#102B64

secondary

#9D7B33

accent

#B439EF

background

#F5F5F8

surface

#EAEAF0

border

#C6C6CB

text

#05050D

muted

#79797D

Preview Lab

Preview with #102B64

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

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