#1C5984#1C5984

#1C5984 is a dark, moderate cyan. Relative luminance 0.091; OKLCH L 44.7% C 0.093 H 243.8°. Best body text is #FFFFFF at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#1C5984
RGB	rgb(28, 89, 132)
HSL	hsl(205, 65%, 31%)
HSV	hsv(205, 79%, 52%)
CMYK	cmyk(78.8%, 32.6%, 0%, 48.2%)
CIE-LAB	lab(36.09, -3.48, -29.54)
CIE-LCH	lch(36.09, 29.74, 263.29°)
OKLab	oklab(44.7% -0.0412 -0.0838)
OKLCH	oklch(44.7% 0.093 243.8)
XYZ	xyz(8.2145, 9.0566, 23.1405)
Luminance	0.0906 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C5984 #84471C

analogous

#1C847B #1C5984 #1C2584

triadic

#1C5984 #841C59 #59841C

tetradic

#1C5984 #7B1C84 #84471C #25841C

square

#1C5984 #7B1C84 #84471C #25841C

split-complementary

#1C5984 #841C25 #847B1C

monochromatic

#07151F #113752 #1C5984 #277BB6 #439AD7

Accessibility & contrast

On white

7.47

#1C5984 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#1C5984 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C5984

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C5984	#FFFFFF	#000000	##FFFFFF
##1C5984	1.00	7.47	2.81	7.47
#FFFFFF	7.47	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#455A86

Deuteranopia (green-blind)

#375183

Tritanopia (blue-blind)

#006468

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #1c5984;
/* rgb */ color: rgb(28, 89, 132);
/* oklch */ color: oklch(44.7% 0.093 243.8);

Tailwind

colors: {
  custom: {
    50: '#6987a8',
    500: '#1c5984',
    950: '#000000',
  },
}

SCSS

$custom: #1c5984;
$custom-light: #6987a8;
$custom-dark: #000000;

JSON

{
  "hex": "#1c5984",
  "rgb": {
    "r": 28,
    "g": 89,
    "b": 132
  },
  "hsl": {
    "h": 204.808,
    "s": 65,
    "l": 31.373
  },
  "oklch": {
    "l": 0.44698,
    "c": 0.09333,
    "h": 243.8
  },
  "luminance": 0.09058
}

Semantic roles & 50–950 ramp

primary

#1C5984

secondary

#B77445

accent

#8540E8

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#070B0F

muted

#7A7C7F

Preview Lab

Preview with #1C5984

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

Preview Lab → · Contrast checker → · Palette generator →