#1C547F#1C547F

#1C547F is a dark, moderate cyan. Relative luminance 0.081; OKLCH L 43.1% C 0.092 H 245.7°. Best body text is #FFFFFF at 8.00:1 contrast (WCAG AA passes).

Color values

HEX	#1C547F
RGB	rgb(28, 84, 127)
HSL	hsl(206, 64%, 30%)
HSV	hsv(206, 78%, 50%)
CMYK	cmyk(78%, 33.9%, 0%, 50.2%)
CIE-LAB	lab(34.23, -2.25, -29.40)
CIE-LCH	lch(34.23, 29.49, 265.62°)
OKLab	oklab(43.14% -0.0377 -0.0834)
OKLCH	oklch(43.14% 0.092 245.7)
XYZ	xyz(7.4785, 8.1190, 21.2475)
Luminance	0.0812 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C547F #7F471C

analogous

#1C7F79 #1C547F #1C227F

triadic

#1C547F #7F1C54 #547F1C

tetradic

#1C547F #791C7F #7F471C #227F1C

square

#1C547F #791C7F #7F471C #227F1C

split-complementary

#1C547F #7F1C22 #7F791C

monochromatic

#06121B #11334D #1C547F #2775B1 #4094D5

Accessibility & contrast

On white

8.00

#1C547F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#1C547F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C547F

8.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C547F	#FFFFFF	#000000	##FFFFFF
##1C547F	1.00	8.00	2.62	8.00
#FFFFFF	8.00	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#405681

Deuteranopia (green-blind)

#324C7E

Tritanopia (blue-blind)

#005E63

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #1c547f;
/* rgb */ color: rgb(28, 84, 127);
/* oklch */ color: oklch(43.1% 0.092 245.7);

Tailwind

colors: {
  custom: {
    50: '#6783a4',
    500: '#1c547f',
    950: '#000000',
  },
}

SCSS

$custom: #1c547f;
$custom-light: #6783a4;
$custom-dark: #000000;

JSON

{
  "hex": "#1c547f",
  "rgb": {
    "r": 28,
    "g": 84,
    "b": 127
  },
  "hsl": {
    "h": 206.061,
    "s": 63.871,
    "l": 30.392
  },
  "oklch": {
    "l": 0.43141,
    "c": 0.09158,
    "h": 245.7
  },
  "luminance": 0.0812
}

Semantic roles & 50–950 ramp

primary

#1C547F

secondary

#B37444

accent

#8941E7

background

#F6F8FA

surface

#EBEFF4

border

#C6CACE

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #1C547F

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

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