#1C5397#1C5397

#1C5397 is a dark, vivid cyan. Relative luminance 0.087; OKLCH L 44.5% C 0.125 H 255.9°. Best body text is #FFFFFF at 7.68:1 contrast (WCAG AA passes).

Color values

HEX	#1C5397
RGB	rgb(28, 83, 151)
HSL	hsl(213, 69%, 35%)
HSV	hsv(213, 81%, 59%)
CMYK	cmyk(81.5%, 45%, 0%, 40.8%)
CIE-LAB	lab(35.33, 7.94, -42.30)
CIE-LCH	lch(35.33, 43.04, 280.63°)
OKLab	oklab(44.46% -0.0306 -0.1213)
OKLCH	oklch(44.46% 0.125 255.9)
XYZ	xyz(9.1560, 8.6667, 30.4624)
Luminance	0.0867 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C5397 #97601C

analogous

#1C9097 #1C5397 #231C97

triadic

#1C5397 #971C53 #53971C

tetradic

#1C5397 #971C90 #97601C #1C9723

square

#1C5397 #971C90 #97601C #1C9723

split-complementary

#1C5397 #97231C #90971C

monochromatic

#091A30 #123763 #1C5397 #266FCB #4F8FDE

Accessibility & contrast

On white

7.68

#1C5397 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#1C5397 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C5397

7.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C5397	#FFFFFF	#000000	##FFFFFF
##1C5397	1.00	7.68	2.73	7.68
#FFFFFF	7.68	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#30599A

Deuteranopia (green-blind)

#164E96

Tritanopia (blue-blind)

#00636D

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #1c5397;
/* rgb */ color: rgb(28, 83, 151);
/* oklch */ color: oklch(44.5% 0.125 255.9);

Tailwind

colors: {
  custom: {
    50: '#6d82b6',
    500: '#1c5397',
    950: '#000000',
  },
}

SCSS

$custom: #1c5397;
$custom-light: #6d82b6;
$custom-dark: #000000;

JSON

{
  "hex": "#1c5397",
  "rgb": {
    "r": 28,
    "g": 83,
    "b": 151
  },
  "hsl": {
    "h": 213.171,
    "s": 68.715,
    "l": 35.098
  },
  "oklch": {
    "l": 0.44464,
    "c": 0.12507,
    "h": 255.9
  },
  "luminance": 0.08668
}

Semantic roles & 50–950 ramp

primary

#1C5397

secondary

#C18D4E

accent

#9D3CEC

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #1C5397

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

Preview Lab → · Contrast checker → · Palette generator →