#123C70#123C70

#123C70 is a dark, moderate cyan. Relative luminance 0.045; OKLCH L 35.8% C 0.101 H 255.9°. Best body text is #FFFFFF at 11.02:1 contrast (WCAG AA passes).

Color values

HEX	#123C70
RGB	rgb(18, 60, 112)
HSL	hsl(213, 72%, 25%)
HSV	hsv(213, 84%, 44%)
CMYK	cmyk(83.9%, 46.4%, 0%, 56.1%)
CIE-LAB	lab(25.35, 6.44, -34.13)
CIE-LCH	lch(25.35, 34.73, 280.68°)
OKLab	oklab(35.82% -0.0246 -0.0979)
OKLCH	oklch(35.82% 0.101 255.9)
XYZ	xyz(4.7889, 4.5296, 15.9480)
Luminance	0.0453 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123C70 #704612

analogous

#126B70 #123C70 #171270

triadic

#123C70 #70123C #3C7012

tetradic

#123C70 #70126B #704612 #127017

square

#123C70 #70126B #704612 #127017

split-complementary

#123C70 #701712 #6B7012

monochromatic

#040E1A #0A203B #123C70 #1A58A5 #2374D9

Accessibility & contrast

On white

11.02

#123C70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#123C70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123C70

11.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123C70	#FFFFFF	#000000	##FFFFFF
##123C70	1.00	11.02	1.91	11.02
#FFFFFF	11.02	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#214172

Deuteranopia (green-blind)

#0D386F

Tritanopia (blue-blind)

#004850

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #123c70;
/* rgb */ color: rgb(18, 60, 112);
/* oklch */ color: oklch(35.8% 0.101 255.9);

Tailwind

colors: {
  custom: {
    50: '#617199',
    500: '#123c70',
    950: '#000000',
  },
}

SCSS

$custom: #123c70;
$custom-light: #617199;
$custom-dark: #000000;

JSON

{
  "hex": "#123c70",
  "rgb": {
    "r": 18,
    "g": 60,
    "b": 112
  },
  "hsl": {
    "h": 213.191,
    "s": 72.308,
    "l": 25.49
  },
  "oklch": {
    "l": 0.35818,
    "c": 0.10091,
    "h": 255.9
  },
  "luminance": 0.0453
}

Semantic roles & 50–950 ramp

primary

#123C70

secondary

#A77537

accent

#9E39EF

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #123C70

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

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