#123380#123380

#123380 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.1% C 0.136 H 263.4°. Best body text is #FFFFFF at 11.60:1 contrast (WCAG AA passes).

Color values

HEX	#123380
RGB	rgb(18, 51, 128)
HSL	hsl(222, 75%, 29%)
HSV	hsv(222, 86%, 50%)
CMYK	cmyk(85.9%, 60.2%, 0%, 49.8%)
CIE-LAB	lab(23.85, 19.59, -46.70)
CIE-LCH	lch(23.85, 50.64, 292.76°)
OKLab	oklab(35.06% -0.0155 -0.135)
OKLCH	oklch(35.06% 0.136 263.4)
XYZ	xyz(5.3282, 4.0541, 20.9196)
Luminance	0.0406 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123380 #805F12

analogous

#126A80 #123380 #281280

triadic

#123380 #801233 #338012

tetradic

#123380 #80126A #805F12 #128028

square

#123380 #80126A #805F12 #128028

split-complementary

#123380 #802812 #6A8012

monochromatic

#040B1B #0A1E4A #123380 #1A48B6 #2B62E1

Accessibility & contrast

On white

11.60

#123380 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#123380 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123380

11.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123380	#FFFFFF	#000000	##FFFFFF
##123380	1.00	11.60	1.81	11.60
#FFFFFF	11.60	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E83

Deuteranopia (green-blind)

#00347F

Tritanopia (blue-blind)

#004754

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #123380;
/* rgb */ color: rgb(18, 51, 128);
/* oklch */ color: oklch(35.1% 0.136 263.4);

Tailwind

colors: {
  custom: {
    50: '#666aa6',
    500: '#123380',
    950: '#000000',
  },
}

SCSS

$custom: #123380;
$custom-light: #666aa6;
$custom-dark: #000000;

JSON

{
  "hex": "#123380",
  "rgb": {
    "r": 18,
    "g": 51,
    "b": 128
  },
  "hsl": {
    "h": 222,
    "s": 75.342,
    "l": 28.627
  },
  "oklch": {
    "l": 0.35062,
    "c": 0.13591,
    "h": 263.4
  },
  "luminance": 0.04055
}

Semantic roles & 50–950 ramp

primary

#123380

secondary

#B69038

accent

#BA36F2

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #123380

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

Preview Lab → · Contrast checker → · Palette generator →