#1D5778#1D5778

#1D5778 is a dark, moderate cyan. Relative luminance 0.084; OKLCH L 43.5% C 0.080 H 237.9°. Best body text is #FFFFFF at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#1D5778
RGB	rgb(29, 87, 120)
HSL	hsl(202, 61%, 29%)
HSV	hsv(202, 76%, 47%)
CMYK	cmyk(75.8%, 27.5%, 0%, 52.9%)
CIE-LAB	lab(34.87, -6.69, -24.07)
CIE-LCH	lch(34.87, 24.99, 254.47°)
OKLab	oklab(43.54% -0.0427 -0.0679)
OKLCH	oklch(43.54% 0.08 237.9)
XYZ	xyz(7.3037, 8.4328, 19.0084)
Luminance	0.0843 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5778 #783E1D

analogous

#1D786C #1D5778 #1D2A78

triadic

#1D5778 #781D57 #57781D

tetradic

#1D5778 #6C1D78 #783E1D #2A781D

square

#1D5778 #6C1D78 #783E1D #2A781D

split-complementary

#1D5778 #781D2A #786C1D

monochromatic

#061219 #113347 #1D5778 #297BA9 #3F9CD1

Accessibility & contrast

On white

7.82

#1D5778 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#1D5778 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5778

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5778	#FFFFFF	#000000	##FFFFFF
##1D5778	1.00	7.82	2.69	7.82
#FFFFFF	7.82	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#47577A

Deuteranopia (green-blind)

#3B4E77

Tritanopia (blue-blind)

#005F62

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #1d5778;
/* rgb */ color: rgb(29, 87, 120);
/* oklch */ color: oklch(43.5% 0.080 237.9);

Tailwind

colors: {
  custom: {
    50: '#67869f',
    500: '#1d5778',
    950: '#000000',
  },
}

SCSS

$custom: #1d5778;
$custom-light: #67869f;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5778",
  "rgb": {
    "r": 29,
    "g": 87,
    "b": 120
  },
  "hsl": {
    "h": 201.758,
    "s": 61.074,
    "l": 29.216
  },
  "oklch": {
    "l": 0.43537,
    "c": 0.08019,
    "h": 237.9
  },
  "luminance": 0.08434
}

Semantic roles & 50–950 ramp

primary

#1D5778

secondary

#AC6A45

accent

#7E44E4

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#070B0E

muted

#7A7C7E

Preview Lab

Preview with #1D5778

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

Preview Lab → · Contrast checker → · Palette generator →