#123E70#123E70

#123E70 is a dark, moderate cyan. Relative luminance 0.047; OKLCH L 36.3% C 0.098 H 254.4°. Best body text is #FFFFFF at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#123E70
RGB	rgb(18, 62, 112)
HSL	hsl(212, 72%, 25%)
HSV	hsv(212, 84%, 44%)
CMYK	cmyk(83.9%, 44.6%, 0%, 56.1%)
CIE-LAB	lab(25.99, 5.04, -33.11)
CIE-LCH	lch(25.99, 33.49, 278.66°)
OKLab	oklab(36.32% -0.0264 -0.0948)
OKLCH	oklch(36.32% 0.098 254.4)
XYZ	xyz(4.8956, 4.7431, 15.9836)
Luminance	0.0474 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123E70 #704412

analogous

#126D70 #123E70 #151270

triadic

#123E70 #70123E #3E7012

tetradic

#123E70 #70126D #704412 #127015

square

#123E70 #70126D #704412 #127015

split-complementary

#123E70 #701512 #6D7012

monochromatic

#040F1A #0A213B #123E70 #1A5BA5 #2378D9

Accessibility & contrast

On white

10.78

#123E70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#123E70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123E70

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123E70	#FFFFFF	#000000	##FFFFFF
##123E70	1.00	10.78	1.95	10.78
#FFFFFF	10.78	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#254272

Deuteranopia (green-blind)

#133A6F

Tritanopia (blue-blind)

#004A51

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #123e70;
/* rgb */ color: rgb(18, 62, 112);
/* oklch */ color: oklch(36.3% 0.098 254.4);

Tailwind

colors: {
  custom: {
    50: '#617299',
    500: '#123e70',
    950: '#000000',
  },
}

SCSS

$custom: #123e70;
$custom-light: #617299;
$custom-dark: #000000;

JSON

{
  "hex": "#123e70",
  "rgb": {
    "r": 18,
    "g": 62,
    "b": 112
  },
  "hsl": {
    "h": 211.915,
    "s": 72.308,
    "l": 25.49
  },
  "oklch": {
    "l": 0.36315,
    "c": 0.09842,
    "h": 254.4
  },
  "luminance": 0.04744
}

Semantic roles & 50–950 ramp

primary

#123E70

secondary

#A77237

accent

#9A39EF

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06080E

muted

#7A7B7E

Preview Lab

Preview with #123E70

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

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