#1C548F#1C548F

#1C548F is a dark, moderate cyan. Relative luminance 0.086; OKLCH L 44.2% C 0.113 H 252.9°. Best body text is #FFFFFF at 7.74:1 contrast (WCAG AA passes).

Color values

HEX	#1C548F
RGB	rgb(28, 84, 143)
HSL	hsl(211, 67%, 34%)
HSV	hsv(211, 80%, 56%)
CMYK	cmyk(80.4%, 41.3%, 0%, 43.9%)
CIE-LAB	lab(35.14, 4.07, -37.76)
CIE-LCH	lch(35.14, 37.98, 276.16°)
OKLab	oklab(44.15% -0.0332 -0.1079)
OKLCH	oklch(44.15% 0.113 252.9)
XYZ	xyz(8.6053, 8.5697, 27.1819)
Luminance	0.0857 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C548F #8F571C

analogous

#1C8D8F #1C548F #1E1C8F

triadic

#1C548F #8F1C54 #548F1C

tetradic

#1C548F #8F1C8D #8F571C #1C8F1E

square

#1C548F #8F1C8D #8F571C #1C8F1E

split-complementary

#1C548F #8F1E1C #8D8F1C

monochromatic

#081829 #12365C #1C548F #2672C2 #4A91DC

Accessibility & contrast

On white

7.74

#1C548F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#1C548F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C548F

7.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C548F	#FFFFFF	#000000	##FFFFFF
##1C548F	1.00	7.74	2.71	7.74
#FFFFFF	7.74	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#375891

Deuteranopia (green-blind)

#244E8E

Tritanopia (blue-blind)

#00626A

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #1c548f;
/* rgb */ color: rgb(28, 84, 143);
/* oklch */ color: oklch(44.2% 0.113 252.9);

Tailwind

colors: {
  custom: {
    50: '#6b83b0',
    500: '#1c548f',
    950: '#000000',
  },
}

SCSS

$custom: #1c548f;
$custom-light: #6b83b0;
$custom-dark: #000000;

JSON

{
  "hex": "#1c548f",
  "rgb": {
    "r": 28,
    "g": 84,
    "b": 143
  },
  "hsl": {
    "h": 210.783,
    "s": 67.251,
    "l": 33.529
  },
  "oklch": {
    "l": 0.44154,
    "c": 0.11291,
    "h": 252.9
  },
  "luminance": 0.08571
}

Semantic roles & 50–950 ramp

primary

#1C548F

secondary

#BE8549

accent

#963EEA

background

#F6F8FA

surface

#ECEFF5

border

#C7CACF

text

#080A10

muted

#7A7C7F

Preview Lab

Preview with #1C548F

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

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