#123283#123283

#123283 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.1% C 0.141 H 264.0°. Best body text is #FFFFFF at 11.60:1 contrast (WCAG AA passes).

Color values

HEX	#123283
RGB	rgb(18, 50, 131)
HSL	hsl(223, 76%, 29%)
HSV	hsv(223, 86%, 51%)
CMYK	cmyk(86.3%, 61.8%, 0%, 48.6%)
CIE-LAB	lab(23.83, 21.55, -48.62)
CIE-LCH	lch(23.83, 53.18, 293.90°)
OKLab	oklab(35.13% -0.0148 -0.1407)
OKLCH	oklch(35.13% 0.141 264)
XYZ	xyz(5.4853, 4.0478, 21.9605)
Luminance	0.0405 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123283 #836312

analogous

#126B83 #123283 #2B1283

triadic

#123283 #831232 #328312

tetradic

#123283 #83126B #836312 #12832B

square

#123283 #83126B #836312 #12832B

split-complementary

#123283 #832B12 #6B8312

monochromatic

#040A1B #0B1D4D #123283 #1947B9 #2D60E2

Accessibility & contrast

On white

11.60

#123283 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#123283 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123283

11.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123283	#FFFFFF	#000000	##FFFFFF
##123283	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)

#003E86

Deuteranopia (green-blind)

#003481

Tritanopia (blue-blind)

#004755

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #123283;
/* rgb */ color: rgb(18, 50, 131);
/* oklch */ color: oklch(35.1% 0.141 264.0);

Tailwind

colors: {
  custom: {
    50: '#6769a8',
    500: '#123283',
    950: '#000000',
  },
}

SCSS

$custom: #123283;
$custom-light: #6769a8;
$custom-dark: #000000;

JSON

{
  "hex": "#123283",
  "rgb": {
    "r": 18,
    "g": 50,
    "b": 131
  },
  "hsl": {
    "h": 223.009,
    "s": 75.839,
    "l": 29.216
  },
  "oklch": {
    "l": 0.35128,
    "c": 0.14143,
    "h": 264
  },
  "luminance": 0.04048
}

Semantic roles & 50–950 ramp

primary

#123283

secondary

#B89438

accent

#BD35F2

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#070610

muted

#7A7A7F

Preview Lab

Preview with #123283

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

Preview Lab → · Contrast checker → · Palette generator →