#1C406E#1C406E

#1C406E is a dark, moderate cyan. Relative luminance 0.050; OKLCH L 37.0% C 0.090 H 255.7°. Best body text is #FFFFFF at 10.46:1 contrast (WCAG AA passes).

Color values

HEX	#1C406E
RGB	rgb(28, 64, 110)
HSL	hsl(214, 59%, 27%)
HSV	hsv(214, 75%, 43%)
CMYK	cmyk(74.5%, 41.8%, 0%, 56.9%)
CIE-LAB	lab(26.85, 4.23, -30.45)
CIE-LCH	lch(26.85, 30.74, 277.90°)
OKLab	oklab(37.04% -0.0221 -0.0868)
OKLCH	oklch(37.04% 0.09 255.7)
XYZ	xyz(5.1257, 5.0389, 15.4513)
Luminance	0.0504 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C406E #6E4A1C

analogous

#1C696E #1C406E #211C6E

triadic

#1C406E #6E1C40 #406E1C

tetradic

#1C406E #6E1C69 #6E4A1C #1C6E21

square

#1C406E #6E1C69 #6E4A1C #1C6E21

split-complementary

#1C406E #6E211C #696E1C

monochromatic

#060E18 #10243D #1C406E #285C9F #3879CC

Accessibility & contrast

On white

10.46

#1C406E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#1C406E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C406E

10.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C406E	#FFFFFF	#000000	##FFFFFF
##1C406E	1.00	10.46	2.01	10.46
#FFFFFF	10.46	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B4470

Deuteranopia (green-blind)

#1E3C6D

Tritanopia (blue-blind)

#004B51

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #1c406e;
/* rgb */ color: rgb(28, 64, 110);
/* oklch */ color: oklch(37.0% 0.090 255.7);

Tailwind

colors: {
  custom: {
    50: '#647498',
    500: '#1c406e',
    950: '#000000',
  },
}

SCSS

$custom: #1c406e;
$custom-light: #647498;
$custom-dark: #000000;

JSON

{
  "hex": "#1c406e",
  "rgb": {
    "r": 28,
    "g": 64,
    "b": 110
  },
  "hsl": {
    "h": 213.659,
    "s": 59.42,
    "l": 27.059
  },
  "oklch": {
    "l": 0.37035,
    "c": 0.08958,
    "h": 255.7
  },
  "luminance": 0.05039
}

Semantic roles & 50–950 ramp

primary

#1C406E

secondary

#A37943

accent

#9D45E3

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#06080D

muted

#7A7B7E

Preview Lab

Preview with #1C406E

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

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