#102A4F#102A4F

#102A4F is a dark, moderate blue. Relative luminance 0.023; OKLCH L 28.7% C 0.075 H 257.6°. Best body text is #FFFFFF at 14.32:1 contrast (WCAG AA passes).

Color values

HEX	#102A4F
RGB	rgb(16, 42, 79)
HSL	hsl(215, 66%, 19%)
HSV	hsv(215, 80%, 31%)
CMYK	cmyk(79.7%, 46.8%, 0%, 69%)
CIE-LAB	lab(17.13, 4.93, -25.64)
CIE-LCH	lch(17.13, 26.11, 280.89°)
OKLab	oklab(28.7% -0.016 -0.0733)
OKLCH	oklch(28.7% 0.075 257.6)
XYZ	xyz(2.4524, 2.3303, 7.7162)
Luminance	0.0233 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102A4F #4F3510

analogous

#10494F #102A4F #15104F

triadic

#102A4F #4F102A #2A4F10

tetradic

#102A4F #4F1049 #4F3510 #104F15

square

#102A4F #4F1049 #4F3510 #104F15

split-complementary

#102A4F #4F1510 #494F10

monochromatic

#050E19 #060F1C #102A4F #1A4582 #2560B5

Accessibility & contrast

On white

14.32

#102A4F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#102A4F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102A4F

14.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102A4F	#FFFFFF	#000000	##FFFFFF
##102A4F	1.00	14.32	1.47	14.32
#FFFFFF	14.32	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#182D50

Deuteranopia (green-blind)

#0D274E

Tritanopia (blue-blind)

#003338

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #102a4f;
/* rgb */ color: rgb(16, 42, 79);
/* oklch */ color: oklch(28.7% 0.075 257.6);

Tailwind

colors: {
  custom: {
    50: '#586380',
    500: '#102a4f',
    950: '#000000',
  },
}

SCSS

$custom: #102a4f;
$custom-light: #586380;
$custom-dark: #000000;

JSON

{
  "hex": "#102a4f",
  "rgb": {
    "r": 16,
    "g": 42,
    "b": 79
  },
  "hsl": {
    "h": 215.238,
    "s": 66.316,
    "l": 18.627
  },
  "oklch": {
    "l": 0.28702,
    "c": 0.07504,
    "h": 257.6
  },
  "luminance": 0.02331
}

Semantic roles & 50–950 ramp

primary

#102A4F

secondary

#896532

accent

#A33FE9

background

#F5F5F7

surface

#E9EAEE

border

#C5C6C9

text

#04050A

muted

#79797C

Preview Lab

Preview with #102A4F

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

Preview Lab → · Contrast checker → · Palette generator →