#102F7E#102F7E

#102F7E is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.0% C 0.139 H 264.0°. Best body text is #FFFFFF at 12.14:1 contrast (WCAG AA passes).

Color values

HEX	#102F7E
RGB	rgb(16, 47, 126)
HSL	hsl(223, 77%, 28%)
HSV	hsv(223, 87%, 49%)
CMYK	cmyk(87.3%, 62.7%, 0%, 50.6%)
CIE-LAB	lab(22.48, 21.44, -47.69)
CIE-LCH	lch(22.48, 52.28, 294.21°)
OKLab	oklab(33.96% -0.0145 -0.138)
OKLCH	oklch(33.96% 0.139 264)
XYZ	xyz(4.9948, 3.6489, 20.1757)
Luminance	0.0365 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102F7E #7E5F10

analogous

#10667E #102F7E #28107E

triadic

#102F7E #7E102F #2F7E10

tetradic

#102F7E #7E1066 #7E5F10 #107E28

square

#102F7E #7E1066 #7E5F10 #107E28

split-complementary

#102F7E #7E2810 #667E10

monochromatic

#030A1B #091B48 #102F7E #1743B4 #255BE3

Accessibility & contrast

On white

12.14

#102F7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#102F7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102F7E

12.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102F7E	#FFFFFF	#000000	##FFFFFF
##102F7E	1.00	12.14	1.73	12.14
#FFFFFF	12.14	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B81

Deuteranopia (green-blind)

#00317C

Tritanopia (blue-blind)

#004351

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #102f7e;
/* rgb */ color: rgb(16, 47, 126);
/* oklch */ color: oklch(34.0% 0.139 264.0);

Tailwind

colors: {
  custom: {
    50: '#6567a4',
    500: '#102f7e',
    950: '#000000',
  },
}

SCSS

$custom: #102f7e;
$custom-light: #6567a4;
$custom-dark: #000000;

JSON

{
  "hex": "#102f7e",
  "rgb": {
    "r": 16,
    "g": 47,
    "b": 126
  },
  "hsl": {
    "h": 223.091,
    "s": 77.465,
    "l": 27.843
  },
  "oklch": {
    "l": 0.3396,
    "c": 0.13876,
    "h": 264
  },
  "luminance": 0.0365
}

Semantic roles & 50–950 ramp

primary

#102F7E

secondary

#B49136

accent

#BE34F4

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #102F7E

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

Preview Lab → · Contrast checker → · Palette generator →