#1D406E#1D406E

#1D406E is a dark, moderate cyan. Relative luminance 0.051; OKLCH L 37.1% C 0.089 H 256.2°. Best body text is #FFFFFF at 10.44:1 contrast (WCAG AA passes).

Color values

HEX	#1D406E
RGB	rgb(29, 64, 110)
HSL	hsl(214, 58%, 27%)
HSV	hsv(214, 74%, 43%)
CMYK	cmyk(73.6%, 41.8%, 0%, 56.9%)
CIE-LAB	lab(26.89, 4.39, -30.38)
CIE-LCH	lch(26.89, 30.70, 278.23°)
OKLab	oklab(37.08% -0.0213 -0.0866)
OKLCH	oklch(37.08% 0.089 256.2)
XYZ	xyz(5.1535, 5.0532, 15.4526)
Luminance	0.0505 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D406E #6E4B1D

analogous

#1D696E #1D406E #231D6E

triadic

#1D406E #6E1D40 #406E1D

tetradic

#1D406E #6E1D69 #6E4B1D #1D6E23

square

#1D406E #6E1D69 #6E4B1D #1D6E23

split-complementary

#1D406E #6E231D #696E1D

monochromatic

#060E18 #10243E #1D406E #2A5C9E #3A79CB

Accessibility & contrast

On white

10.44

#1D406E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#1D406E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D406E

10.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D406E	#FFFFFF	#000000	##FFFFFF
##1D406E	1.00	10.44	2.01	10.44
#FFFFFF	10.44	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B4470

Deuteranopia (green-blind)

#1E3C6D

Tritanopia (blue-blind)

#004B51

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #1d406e;
/* rgb */ color: rgb(29, 64, 110);
/* oklch */ color: oklch(37.1% 0.089 256.2);

Tailwind

colors: {
  custom: {
    50: '#647498',
    500: '#1d406e',
    950: '#000000',
  },
}

SCSS

$custom: #1d406e;
$custom-light: #647498;
$custom-dark: #000000;

JSON

{
  "hex": "#1d406e",
  "rgb": {
    "r": 29,
    "g": 64,
    "b": 110
  },
  "hsl": {
    "h": 214.074,
    "s": 58.273,
    "l": 27.255
  },
  "oklch": {
    "l": 0.37078,
    "c": 0.08919,
    "h": 256.2
  },
  "luminance": 0.05054
}

Semantic roles & 50–950 ramp

primary

#1D406E

secondary

#A27A44

accent

#9E46E1

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#06080D

muted

#7A7B7E

Preview Lab

Preview with #1D406E

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

Preview Lab → · Contrast checker → · Palette generator →