#102D7F#102D7F

#102D7F is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.6% C 0.143 H 264.6°. Best body text is #FFFFFF at 12.33:1 contrast (WCAG AA passes).

Color values

HEX	#102D7F
RGB	rgb(16, 45, 127)
HSL	hsl(224, 78%, 28%)
HSV	hsv(224, 87%, 50%)
CMYK	cmyk(87.4%, 64.6%, 0%, 50.2%)
CIE-LAB	lab(22.01, 23.27, -49.08)
CIE-LCH	lch(22.01, 54.31, 295.37°)
OKLab	oklab(33.64% -0.0134 -0.1421)
OKLCH	oklch(33.64% 0.143 264.6)
XYZ	xyz(4.9815, 3.5186, 20.4912)
Luminance	0.0352 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102D7F #7F6210

analogous

#10647F #102D7F #2A107F

triadic

#102D7F #7F102D #2D7F10

tetradic

#102D7F #7F1064 #7F6210 #107F2A

square

#102D7F #7F1064 #7F6210 #107F2A

split-complementary

#102D7F #7F2A10 #647F10

monochromatic

#030A1B #091A49 #102D7F #1740B5 #2657E4

Accessibility & contrast

On white

12.33

#102D7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#102D7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102D7F

12.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102D7F	#FFFFFF	#000000	##FFFFFF
##102D7F	1.00	12.33	1.70	12.33
#FFFFFF	12.33	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A82

Deuteranopia (green-blind)

#00307D

Tritanopia (blue-blind)

#004351

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #102d7f;
/* rgb */ color: rgb(16, 45, 127);
/* oklch */ color: oklch(33.6% 0.143 264.6);

Tailwind

colors: {
  custom: {
    50: '#6565a5',
    500: '#102d7f',
    950: '#000000',
  },
}

SCSS

$custom: #102d7f;
$custom-light: #6565a5;
$custom-dark: #000000;

JSON

{
  "hex": "#102d7f",
  "rgb": {
    "r": 16,
    "g": 45,
    "b": 127
  },
  "hsl": {
    "h": 224.324,
    "s": 77.622,
    "l": 28.039
  },
  "oklch": {
    "l": 0.33644,
    "c": 0.14274,
    "h": 264.6
  },
  "luminance": 0.03519
}

Semantic roles & 50–950 ramp

primary

#102D7F

secondary

#B59436

accent

#C234F4

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07050F

muted

#7A7A7F

Preview Lab

Preview with #102D7F

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

Preview Lab → · Contrast checker → · Palette generator →