#1D406A#1D406A

#1D406A is a dark, moderate cyan. Relative luminance 0.050; OKLCH L 36.8% C 0.083 H 254.4°. Best body text is #FFFFFF at 10.53:1 contrast (WCAG AA passes).

Color values

HEX	#1D406A
RGB	rgb(29, 64, 106)
HSL	hsl(213, 57%, 26%)
HSV	hsv(213, 73%, 42%)
CMYK	cmyk(72.6%, 39.6%, 0%, 58.4%)
CIE-LAB	lab(26.64, 2.79, -28.21)
CIE-LCH	lch(26.64, 28.35, 275.66°)
OKLab	oklab(36.81% -0.0223 -0.0802)
OKLCH	oklch(36.81% 0.083 254.4)
XYZ	xyz(4.9407, 4.9681, 14.3314)
Luminance	0.0497 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D406A #6A471D

analogous

#1D676A #1D406A #211D6A

triadic

#1D406A #6A1D40 #406A1D

tetradic

#1D406A #6A1D67 #6A471D #1D6A21

square

#1D406A #6A1D67 #6A471D #1D6A21

split-complementary

#1D406A #6A211D #676A1D

monochromatic

#070F18 #10233A #1D406A #2A5D9A #397AC9

Accessibility & contrast

On white

10.53

#1D406A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#1D406A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D406A

10.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D406A	#FFFFFF	#000000	##FFFFFF
##1D406A	1.00	10.53	1.99	10.53
#FFFFFF	10.53	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D436C

Deuteranopia (green-blind)

#223C69

Tritanopia (blue-blind)

#004A50

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #1d406a;
/* rgb */ color: rgb(29, 64, 106);
/* oklch */ color: oklch(36.8% 0.083 254.4);

Tailwind

colors: {
  custom: {
    50: '#637495',
    500: '#1d406a',
    950: '#000000',
  },
}

SCSS

$custom: #1d406a;
$custom-light: #637495;
$custom-dark: #000000;

JSON

{
  "hex": "#1d406a",
  "rgb": {
    "r": 29,
    "g": 64,
    "b": 106
  },
  "hsl": {
    "h": 212.727,
    "s": 57.037,
    "l": 26.471
  },
  "oklch": {
    "l": 0.3681,
    "c": 0.0833,
    "h": 254.4
  },
  "luminance": 0.04969
}

Semantic roles & 50–950 ramp

primary

#1D406A

secondary

#9F7644

accent

#9B48E0

background

#F6F7F9

surface

#EBEDF1

border

#C6C8CB

text

#06080D

muted

#7A7B7E

Preview Lab

Preview with #1D406A

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

Preview Lab → · Contrast checker → · Palette generator →