#102B65#102B65

#102B65 is a dark, moderate blue. Relative luminance 0.028; OKLCH L 30.8% C 0.108 H 262.9°. Best body text is #FFFFFF at 13.50:1 contrast (WCAG AA passes).

Color values

HEX	#102B65
RGB	rgb(16, 43, 101)
HSL	hsl(221, 73%, 23%)
HSV	hsv(221, 84%, 40%)
CMYK	cmyk(84.2%, 57.4%, 0%, 60.4%)
CIE-LAB	lab(19.13, 13.75, -37.06)
CIE-LCH	lch(19.13, 39.53, 290.35°)
OKLab	oklab(30.76% -0.0133 -0.1069)
OKLCH	oklch(30.76% 0.108 262.9)
XYZ	xyz(3.4257, 2.7771, 12.6649)
Luminance	0.0278 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102B65 #654A10

analogous

#105565 #102B65 #1F1065

triadic

#102B65 #65102B #2B6510

tetradic

#102B65 #651055 #654A10 #10651F

square

#102B65 #651055 #654A10 #10651F

split-complementary

#102B65 #651F10 #556510

monochromatic

#040B1A #081530 #102B65 #18419A #2158CF

Accessibility & contrast

On white

13.50

#102B65 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#102B65 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102B65

13.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102B65	#FFFFFF	#000000	##FFFFFF
##102B65	1.00	13.50	1.56	13.50
#FFFFFF	13.50	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003367

Deuteranopia (green-blind)

#002B64

Tritanopia (blue-blind)

#003943

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #102b65;
/* rgb */ color: rgb(16, 43, 101);
/* oklch */ color: oklch(30.8% 0.108 262.9);

Tailwind

colors: {
  custom: {
    50: '#5e6391',
    500: '#102b65',
    950: '#000000',
  },
}

SCSS

$custom: #102b65;
$custom-light: #5e6391;
$custom-dark: #000000;

JSON

{
  "hex": "#102b65",
  "rgb": {
    "r": 16,
    "g": 43,
    "b": 101
  },
  "hsl": {
    "h": 220.941,
    "s": 72.65,
    "l": 22.941
  },
  "oklch": {
    "l": 0.30765,
    "c": 0.10772,
    "h": 262.9
  },
  "luminance": 0.02777
}

Semantic roles & 50–950 ramp

primary

#102B65

secondary

#9D7C33

accent

#B538EF

background

#F5F5F9

surface

#EAEAF1

border

#C6C6CB

text

#05050D

muted

#79797E

Preview Lab

Preview with #102B65

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

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