#123883#123883

#123883 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.4% C 0.134 H 262.0°. Best body text is #FFFFFF at 10.94:1 contrast (WCAG AA passes).

Color values

HEX	#123883
RGB	rgb(18, 56, 131)
HSL	hsl(220, 76%, 29%)
HSV	hsv(220, 86%, 51%)
CMYK	cmyk(86.3%, 57.3%, 0%, 48.6%)
CIE-LAB	lab(25.55, 17.30, -45.82)
CIE-LCH	lch(25.55, 48.97, 290.68°)
OKLab	oklab(36.42% -0.0186 -0.1323)
OKLCH	oklch(36.42% 0.134 262)
XYZ	xyz(5.7589, 4.5949, 22.0517)
Luminance	0.0460 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123883 #835D12

analogous

#127183 #123883 #251283

triadic

#123883 #831238 #388312

tetradic

#123883 #831271 #835D12 #128325

square

#123883 #831271 #835D12 #128325

split-complementary

#123883 #832512 #718312

monochromatic

#040C1B #0B214D #123883 #194FB9 #2D6AE2

Accessibility & contrast

On white

10.94

#123883 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#123883 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123883

10.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123883	#FFFFFF	#000000	##FFFFFF
##123883	1.00	10.94	1.92	10.94
#FFFFFF	10.94	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004286

Deuteranopia (green-blind)

#003882

Tritanopia (blue-blind)

#004B57

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #123883;
/* rgb */ color: rgb(18, 56, 131);
/* oklch */ color: oklch(36.4% 0.134 262.0);

Tailwind

colors: {
  custom: {
    50: '#666ea8',
    500: '#123883',
    950: '#000000',
  },
}

SCSS

$custom: #123883;
$custom-light: #666ea8;
$custom-dark: #000000;

JSON

{
  "hex": "#123883",
  "rgb": {
    "r": 18,
    "g": 56,
    "b": 131
  },
  "hsl": {
    "h": 219.823,
    "s": 75.839,
    "l": 29.216
  },
  "oklch": {
    "l": 0.36421,
    "c": 0.13363,
    "h": 262
  },
  "luminance": 0.04596
}

Semantic roles & 50–950 ramp

primary

#123883

secondary

#B88D38

accent

#B335F2

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#070710

muted

#7A7A7F

Preview Lab

Preview with #123883

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

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