#102E5A#102E5A

#102E5A is a dark, moderate blue. Relative luminance 0.028; OKLCH L 30.6% C 0.087 H 258.3°. Best body text is #FFFFFF at 13.46:1 contrast (WCAG AA passes).

Color values

HEX	#102E5A
RGB	rgb(16, 46, 90)
HSL	hsl(216, 70%, 21%)
HSV	hsv(216, 82%, 35%)
CMYK	cmyk(82.2%, 48.9%, 0%, 64.7%)
CIE-LAB	lab(19.23, 6.77, -29.64)
CIE-LCH	lch(19.23, 30.41, 282.86°)
OKLab	oklab(30.58% -0.0176 -0.085)
OKLCH	oklch(30.58% 0.087 258.3)
XYZ	xyz(3.0355, 2.8020, 10.0517)
Luminance	0.0280 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102E5A #5A3C10

analogous

#10535A #102E5A #17105A

triadic

#102E5A #5A102E #2E5A10

tetradic

#102E5A #5A1053 #5A3C10 #105A17

square

#102E5A #5A1053 #5A3C10 #105A17

split-complementary

#102E5A #5A1710 #535A10

monochromatic

#050D1A #071326 #102E5A #19498E #2263C2

Accessibility & contrast

On white

13.46

#102E5A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#102E5A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102E5A

13.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102E5A	#FFFFFF	#000000	##FFFFFF
##102E5A	1.00	13.46	1.56	13.46
#FFFFFF	13.46	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#17325C

Deuteranopia (green-blind)

#072C59

Tritanopia (blue-blind)

#00383F

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #102e5a;
/* rgb */ color: rgb(16, 46, 90);
/* oklch */ color: oklch(30.6% 0.087 258.3);

Tailwind

colors: {
  custom: {
    50: '#5b6689',
    500: '#102e5a',
    950: '#000000',
  },
}

SCSS

$custom: #102e5a;
$custom-light: #5b6689;
$custom-dark: #000000;

JSON

{
  "hex": "#102e5a",
  "rgb": {
    "r": 16,
    "g": 46,
    "b": 90
  },
  "hsl": {
    "h": 215.676,
    "s": 69.811,
    "l": 20.784
  },
  "oklch": {
    "l": 0.30575,
    "c": 0.08681,
    "h": 258.3
  },
  "luminance": 0.02802
}

Semantic roles & 50–950 ramp

primary

#102E5A

secondary

#936C33

accent

#A53BED

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#04050B

muted

#797A7C

Preview Lab

Preview with #102E5A

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

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