#1D477E#1D477E

#1D477E is a dark, moderate cyan. Relative luminance 0.063; OKLCH L 39.9% C 0.104 H 256.4°. Best body text is #FFFFFF at 9.31:1 contrast (WCAG AA passes).

Color values

HEX	#1D477E
RGB	rgb(29, 71, 126)
HSL	hsl(214, 63%, 30%)
HSV	hsv(214, 77%, 49%)
CMYK	cmyk(77%, 43.7%, 0%, 50.6%)
CIE-LAB	lab(30.09, 6.05, -35.35)
CIE-LCH	lch(30.09, 35.86, 279.72°)
OKLab	oklab(39.89% -0.0245 -0.1011)
OKLCH	oklch(39.89% 0.104 256.4)
XYZ	xyz(6.5244, 6.2733, 20.6016)
Luminance	0.0627 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D477E #7E541D

analogous

#1D777E #1D477E #241D7E

triadic

#1D477E #7E1D47 #477E1D

tetradic

#1D477E #7E1D77 #7E541D #1D7E24

square

#1D477E #7E1D77 #7E541D #1D7E24

split-complementary

#1D477E #7E241D #777E1D

monochromatic

#060F1B #122B4C #1D477E #2863B0 #4281D3

Accessibility & contrast

On white

9.31

#1D477E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#1D477E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D477E

9.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D477E	#FFFFFF	#000000	##FFFFFF
##1D477E	1.00	9.31	2.25	9.31
#FFFFFF	9.31	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C4C80

Deuteranopia (green-blind)

#1B437D

Tritanopia (blue-blind)

#00545C

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #1d477e;
/* rgb */ color: rgb(29, 71, 126);
/* oklch */ color: oklch(39.9% 0.104 256.4);

Tailwind

colors: {
  custom: {
    50: '#6779a4',
    500: '#1d477e',
    950: '#000000',
  },
}

SCSS

$custom: #1d477e;
$custom-light: #6779a4;
$custom-dark: #000000;

JSON

{
  "hex": "#1d477e",
  "rgb": {
    "r": 29,
    "g": 71,
    "b": 126
  },
  "hsl": {
    "h": 214.021,
    "s": 62.581,
    "l": 30.392
  },
  "oklch": {
    "l": 0.39893,
    "c": 0.104,
    "h": 256.4
  },
  "luminance": 0.06274
}

Semantic roles & 50–950 ramp

primary

#1D477E

secondary

#B18345

accent

#9F42E6

background

#F6F7FA

surface

#EBEDF4

border

#C6C8CE

text

#07090F

muted

#7A7B7F

Preview Lab

Preview with #1D477E

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

Preview Lab → · Contrast checker → · Palette generator →