#1D549B#1D549B

#1D549B is a mid, vivid cyan. Relative luminance 0.090; OKLCH L 45.0% C 0.129 H 256.6°. Best body text is #FFFFFF at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#1D549B
RGB	rgb(29, 84, 155)
HSL	hsl(214, 68%, 36%)
HSV	hsv(214, 81%, 61%)
CMYK	cmyk(81.3%, 45.8%, 0%, 39.2%)
CIE-LAB	lab(35.92, 8.98, -43.77)
CIE-LCH	lch(35.92, 44.68, 281.60°)
OKLab	oklab(45.01% -0.03 -0.1256)
OKLCH	oklch(45.01% 0.129 256.6)
XYZ	xyz(9.5912, 8.9673, 32.2293)
Luminance	0.0897 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D549B #9B641D

analogous

#1D939B #1D549B #251D9B

triadic

#1D549B #9B1D54 #549B1D

tetradic

#1D549B #9B1D93 #9B641D #1D9B25

square

#1D549B #9B1D93 #9B641D #1D9B25

split-complementary

#1D549B #9B251D #939B1D

monochromatic

#0A1C34 #133867 #1D549B #2770CF #5390DF

Accessibility & contrast

On white

7.52

#1D549B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#1D549B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D549B

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D549B	#FFFFFF	#000000	##FFFFFF
##1D549B	1.00	7.52	2.79	7.52
#FFFFFF	7.52	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F5B9E

Deuteranopia (green-blind)

#124F9A

Tritanopia (blue-blind)

#006570

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #1d549b;
/* rgb */ color: rgb(29, 84, 155);
/* oklch */ color: oklch(45.0% 0.129 256.6);

Tailwind

colors: {
  custom: {
    50: '#6e83b9',
    500: '#1d549b',
    950: '#000000',
  },
}

SCSS

$custom: #1d549b;
$custom-light: #6e83b9;
$custom-dark: #000000;

JSON

{
  "hex": "#1d549b",
  "rgb": {
    "r": 29,
    "g": 84,
    "b": 155
  },
  "hsl": {
    "h": 213.81,
    "s": 68.478,
    "l": 36.078
  },
  "oklch": {
    "l": 0.4501,
    "c": 0.12911,
    "h": 256.6
  },
  "luminance": 0.08968
}

Semantic roles & 50–950 ramp

primary

#1D549B

secondary

#C29152

accent

#9F3CEB

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #1D549B

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

Preview Lab → · Contrast checker → · Palette generator →