#102D7E#102D7E

#102D7E is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.5% C 0.141 H 264.6°. Best body text is #FFFFFF at 12.36:1 contrast (WCAG AA passes).

Color values

HEX	#102D7E
RGB	rgb(16, 45, 126)
HSL	hsl(224, 77%, 28%)
HSV	hsv(224, 87%, 49%)
CMYK	cmyk(87.3%, 64.3%, 0%, 50.6%)
CIE-LAB	lab(21.92, 22.86, -48.60)
CIE-LCH	lch(21.92, 53.70, 295.19°)
OKLab	oklab(33.55% -0.0134 -0.1407)
OKLCH	oklch(33.55% 0.141 264.6)
XYZ	xyz(4.9166, 3.4927, 20.1496)
Luminance	0.0349 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102D7E #7E6110

analogous

#10647E #102D7E #2A107E

triadic

#102D7E #7E102D #2D7E10

tetradic

#102D7E #7E1064 #7E6110 #107E2A

square

#102D7E #7E1064 #7E6110 #107E2A

split-complementary

#102D7E #7E2A10 #647E10

monochromatic

#030A1B #091A48 #102D7E #1740B4 #2557E3

Accessibility & contrast

On white

12.36

#102D7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#102D7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102D7E

12.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102D7E	#FFFFFF	#000000	##FFFFFF
##102D7E	1.00	12.36	1.70	12.36
#FFFFFF	12.36	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A81

Deuteranopia (green-blind)

#00307C

Tritanopia (blue-blind)

#004251

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #102d7e;
/* rgb */ color: rgb(16, 45, 126);
/* oklch */ color: oklch(33.5% 0.141 264.6);

Tailwind

colors: {
  custom: {
    50: '#6565a4',
    500: '#102d7e',
    950: '#000000',
  },
}

SCSS

$custom: #102d7e;
$custom-light: #6565a4;
$custom-dark: #000000;

JSON

{
  "hex": "#102d7e",
  "rgb": {
    "r": 16,
    "g": 45,
    "b": 126
  },
  "hsl": {
    "h": 224.182,
    "s": 77.465,
    "l": 27.843
  },
  "oklch": {
    "l": 0.33545,
    "c": 0.14133,
    "h": 264.6
  },
  "luminance": 0.03493
}

Semantic roles & 50–950 ramp

primary

#102D7E

secondary

#B49336

accent

#C134F4

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07050F

muted

#7A7A7F

Preview Lab

Preview with #102D7E

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

Preview Lab → · Contrast checker → · Palette generator →