#123E69#123E69

#123E69 is a dark, moderate cyan. Relative luminance 0.046; OKLCH L 35.8% C 0.088 H 251.4°. Best body text is #FFFFFF at 10.94:1 contrast (WCAG AA passes).

Color values

HEX	#123E69
RGB	rgb(18, 62, 105)
HSL	hsl(210, 71%, 24%)
HSV	hsv(210, 83%, 41%)
CMYK	cmyk(82.9%, 41%, 0%, 58.8%)
CIE-LAB	lab(25.54, 2.10, -29.34)
CIE-LCH	lch(25.54, 29.42, 274.09°)
OKLab	oklab(35.82% -0.0282 -0.0838)
OKLCH	oklch(35.82% 0.088 251.4)
XYZ	xyz(4.5209, 4.5932, 14.0102)
Luminance	0.0459 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123E69 #693D12

analogous

#126969 #123E69 #121369

triadic

#123E69 #69123E #3E6912

tetradic

#123E69 #691269 #693D12 #136912

square

#123E69 #691269 #693D12 #136912

split-complementary

#123E69 #691213 #696912

monochromatic

#040F1A #091F35 #123E69 #1B5D9D #247CD1

Accessibility & contrast

On white

10.94

#123E69 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#123E69 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123E69

10.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123E69	#FFFFFF	#000000	##FFFFFF
##123E69	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)

#2A416B

Deuteranopia (green-blind)

#1C3968

Tritanopia (blue-blind)

#00484E

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #123e69;
/* rgb */ color: rgb(18, 62, 105);
/* oklch */ color: oklch(35.8% 0.088 251.4);

Tailwind

colors: {
  custom: {
    50: '#5f7294',
    500: '#123e69',
    950: '#000000',
  },
}

SCSS

$custom: #123e69;
$custom-light: #5f7294;
$custom-dark: #000000;

JSON

{
  "hex": "#123e69",
  "rgb": {
    "r": 18,
    "g": 62,
    "b": 105
  },
  "hsl": {
    "h": 209.655,
    "s": 70.732,
    "l": 24.118
  },
  "oklch": {
    "l": 0.35821,
    "c": 0.08838,
    "h": 251.4
  },
  "luminance": 0.04594
}

Semantic roles & 50–950 ramp

primary

#123E69

secondary

#A16B36

accent

#933AED

background

#F5F6F9

surface

#EAECF1

border

#C6C7CB

text

#05080D

muted

#797B7E

Preview Lab

Preview with #123E69

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

Preview Lab → · Contrast checker → · Palette generator →