#1D569B#1D569B

#1D569B is a mid, vivid cyan. Relative luminance 0.093; OKLCH L 45.5% C 0.127 H 255.5°. Best body text is #FFFFFF at 7.35:1 contrast (WCAG AA passes).

Color values

HEX	#1D569B
RGB	rgb(29, 86, 155)
HSL	hsl(213, 68%, 36%)
HSV	hsv(213, 81%, 61%)
CMYK	cmyk(81.3%, 44.5%, 0%, 39.2%)
CIE-LAB	lab(36.52, 7.66, -42.81)
CIE-LCH	lch(36.52, 43.49, 280.15°)
OKLab	oklab(45.48% -0.0317 -0.1227)
OKLCH	oklch(45.48% 0.127 255.5)
XYZ	xyz(9.7487, 9.2822, 32.2818)
Luminance	0.0928 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D569B #9B621D

analogous

#1D959B #1D569B #231D9B

triadic

#1D569B #9B1D56 #569B1D

tetradic

#1D569B #9B1D95 #9B621D #1D9B23

square

#1D569B #9B1D95 #9B621D #1D9B23

split-complementary

#1D569B #9B231D #959B1D

monochromatic

#0A1D34 #133967 #1D569B #2773CF #5393DF

Accessibility & contrast

On white

7.35

#1D569B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#1D569B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D569B

7.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D569B	#FFFFFF	#000000	##FFFFFF
##1D569B	1.00	7.35	2.86	7.35
#FFFFFF	7.35	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#335C9E

Deuteranopia (green-blind)

#19519A

Tritanopia (blue-blind)

#006671

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #1d569b;
/* rgb */ color: rgb(29, 86, 155);
/* oklch */ color: oklch(45.5% 0.127 255.5);

Tailwind

colors: {
  custom: {
    50: '#6e85b9',
    500: '#1d569b',
    950: '#000000',
  },
}

SCSS

$custom: #1d569b;
$custom-light: #6e85b9;
$custom-dark: #000000;

JSON

{
  "hex": "#1d569b",
  "rgb": {
    "r": 29,
    "g": 86,
    "b": 155
  },
  "hsl": {
    "h": 212.857,
    "s": 68.478,
    "l": 36.078
  },
  "oklch": {
    "l": 0.45475,
    "c": 0.12672,
    "h": 255.5
  },
  "luminance": 0.09283
}

Semantic roles & 50–950 ramp

primary

#1D569B

secondary

#C28F52

accent

#9C3CEB

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#080B11

muted

#7B7C80

Preview Lab

Preview with #1D569B

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

Preview Lab → · Contrast checker → · Palette generator →