#102440#102440

#102440 is a dark, muted blue. Relative luminance 0.017; OKLCH L 26.0% C 0.059 H 257.2°. Best body text is #FFFFFF at 15.57:1 contrast (WCAG AA passes).

Color values

HEX	#102440
RGB	rgb(16, 36, 64)
HSL	hsl(215, 60%, 16%)
HSV	hsv(215, 75%, 25%)
CMYK	cmyk(75%, 43.8%, 0%, 74.9%)
CIE-LAB	lab(14.07, 2.91, -20.21)
CIE-LCH	lch(14.07, 20.42, 278.19°)
OKLab	oklab(26% -0.0131 -0.0575)
OKLCH	oklch(26% 0.059 257.2)
XYZ	xyz(1.7696, 1.7419, 5.0925)
Luminance	0.0174 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102440 #402C10

analogous

#103C40 #102440 #141040

triadic

#102440 #401024 #244010

tetradic

#102440 #40103C #402C10 #104014

square

#102440 #40103C #402C10 #104014

split-complementary

#102440 #401410 #3C4010

monochromatic

#060E18 #060E18 #102440 #1C4071 #285BA2

Accessibility & contrast

On white

15.57

#102440 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#102440 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102440

15.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102440	#FFFFFF	#000000	##FFFFFF
##102440	1.00	15.57	1.35	15.57
#FFFFFF	15.57	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#182641

Deuteranopia (green-blind)

#11223F

Tritanopia (blue-blind)

#002A2E

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #102440;
/* rgb */ color: rgb(16, 36, 64);
/* oklch */ color: oklch(26.0% 0.059 257.2);

Tailwind

colors: {
  custom: {
    50: '#545e75',
    500: '#102440',
    950: '#000000',
  },
}

SCSS

$custom: #102440;
$custom-light: #545e75;
$custom-dark: #000000;

JSON

{
  "hex": "#102440",
  "rgb": {
    "r": 16,
    "g": 36,
    "b": 64
  },
  "hsl": {
    "h": 215,
    "s": 60,
    "l": 15.686
  },
  "oklch": {
    "l": 0.25996,
    "c": 0.05898,
    "h": 257.2
  },
  "luminance": 0.01742
}

Semantic roles & 50–950 ramp

primary

#102440

secondary

#7A5C32

accent

#A145E3

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030408

muted

#78797B

Preview Lab

Preview with #102440

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

Preview Lab → · Contrast checker → · Palette generator →