#1D406F#1D406F

#1D406F is a dark, moderate cyan. Relative luminance 0.051; OKLCH L 37.1% C 0.091 H 256.6°. Best body text is #FFFFFF at 10.42:1 contrast (WCAG AA passes).

Color values

HEX	#1D406F
RGB	rgb(29, 64, 111)
HSL	hsl(214, 59%, 27%)
HSV	hsv(214, 74%, 44%)
CMYK	cmyk(73.9%, 42.3%, 0%, 56.5%)
CIE-LAB	lab(26.95, 4.79, -30.92)
CIE-LCH	lch(26.95, 31.29, 278.81°)
OKLab	oklab(37.15% -0.021 -0.0882)
OKLCH	oklch(37.15% 0.091 256.6)
XYZ	xyz(5.2083, 5.0751, 15.7410)
Luminance	0.0508 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D406F #6F4C1D

analogous

#1D696F #1D406F #231D6F

triadic

#1D406F #6F1D40 #406F1D

tetradic

#1D406F #6F1D69 #6F4C1D #1D6F23

square

#1D406F #6F1D69 #6F4C1D #1D6F23

split-complementary

#1D406F #6F231D #696F1D

monochromatic

#060E18 #10243E #1D406F #2A5CA0 #3B79CC

Accessibility & contrast

On white

10.42

#1D406F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#1D406F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D406F

10.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D406F	#FFFFFF	#000000	##FFFFFF
##1D406F	1.00	10.42	2.02	10.42
#FFFFFF	10.42	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A4471

Deuteranopia (green-blind)

#1D3C6E

Tritanopia (blue-blind)

#004B52

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #1d406f;
/* rgb */ color: rgb(29, 64, 111);
/* oklch */ color: oklch(37.1% 0.091 256.6);

Tailwind

colors: {
  custom: {
    50: '#647498',
    500: '#1d406f',
    950: '#000000',
  },
}

SCSS

$custom: #1d406f;
$custom-light: #647498;
$custom-dark: #000000;

JSON

{
  "hex": "#1d406f",
  "rgb": {
    "r": 29,
    "g": 64,
    "b": 111
  },
  "hsl": {
    "h": 214.39,
    "s": 58.571,
    "l": 27.451
  },
  "oklch": {
    "l": 0.37146,
    "c": 0.09067,
    "h": 256.6
  },
  "luminance": 0.05076
}

Semantic roles & 50–950 ramp

primary

#1D406F

secondary

#A37B44

accent

#9F46E2

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#06080E

muted

#7A7B7E

Preview Lab

Preview with #1D406F

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

Preview Lab → · Contrast checker → · Palette generator →