#102B70#102B70

#102B70 is a dark, vivid blue. Relative luminance 0.030; OKLCH L 31.8% C 0.124 H 264.2°. Best body text is #FFFFFF at 13.11:1 contrast (WCAG AA passes).

Color values

HEX	#102B70
RGB	rgb(16, 43, 112)
HSL	hsl(223, 75%, 25%)
HSV	hsv(223, 86%, 44%)
CMYK	cmyk(85.7%, 61.6%, 0%, 56.1%)
CIE-LAB	lab(20.07, 18.45, -42.67)
CIE-LCH	lch(20.07, 46.49, 293.38°)
OKLab	oklab(31.77% -0.0125 -0.1234)
OKLCH	oklch(31.77% 0.124 264.2)
XYZ	xyz(4.0012, 3.0073, 15.6957)
Luminance	0.0301 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102B70 #705510

analogous

#105B70 #102B70 #251070

triadic

#102B70 #70102B #2B7010

tetradic

#102B70 #70105B #705510 #107025

square

#102B70 #70105B #705510 #107025

split-complementary

#102B70 #702510 #5B7010

monochromatic

#040A1B #08163A #102B70 #1840A6 #1F54DB

Accessibility & contrast

On white

13.11

#102B70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#102B70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102B70

13.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102B70	#FFFFFF	#000000	##FFFFFF
##102B70	1.00	13.11	1.60	13.11
#FFFFFF	13.11	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003572

Deuteranopia (green-blind)

#002C6F

Tritanopia (blue-blind)

#003D49

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #102b70;
/* rgb */ color: rgb(16, 43, 112);
/* oklch */ color: oklch(31.8% 0.124 264.2);

Tailwind

colors: {
  custom: {
    50: '#61639a',
    500: '#102b70',
    950: '#000000',
  },
}

SCSS

$custom: #102b70;
$custom-light: #61639a;
$custom-dark: #000000;

JSON

{
  "hex": "#102b70",
  "rgb": {
    "r": 16,
    "g": 43,
    "b": 112
  },
  "hsl": {
    "h": 223.125,
    "s": 75,
    "l": 25.098
  },
  "oklch": {
    "l": 0.31773,
    "c": 0.124,
    "h": 264.2
  },
  "luminance": 0.03008
}

Semantic roles & 50–950 ramp

primary

#102B70

secondary

#A88734

accent

#BD36F2

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#06050E

muted

#7A797E

Preview Lab

Preview with #102B70

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

Preview Lab → · Contrast checker → · Palette generator →