#1C5498#1C5498

#1C5498 is a dark, vivid cyan. Relative luminance 0.089; OKLCH L 44.8% C 0.125 H 255.6°. Best body text is #FFFFFF at 7.58:1 contrast (WCAG AA passes).

Color values

HEX	#1C5498
RGB	rgb(28, 84, 152)
HSL	hsl(213, 69%, 35%)
HSV	hsv(213, 82%, 60%)
CMYK	cmyk(81.6%, 44.7%, 0%, 40.4%)
CIE-LAB	lab(35.70, 7.67, -42.32)
CIE-LCH	lch(35.70, 43.01, 280.28°)
OKLab	oklab(44.77% -0.0312 -0.1213)
OKLCH	oklch(44.77% 0.125 255.6)
XYZ	xyz(9.3146, 8.8534, 30.9176)
Luminance	0.0886 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C5498 #98601C

analogous

#1C9298 #1C5498 #221C98

triadic

#1C5498 #981C54 #54981C

tetradic

#1C5498 #981C92 #98601C #1C9822

square

#1C5498 #981C92 #98601C #1C9822

split-complementary

#1C5498 #98221C #92981C

monochromatic

#091B31 #123764 #1C5498 #2671CC #5090DF

Accessibility & contrast

On white

7.58

#1C5498 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#1C5498 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C5498

7.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C5498	#FFFFFF	#000000	##FFFFFF
##1C5498	1.00	7.58	2.77	7.58
#FFFFFF	7.58	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#315A9B

Deuteranopia (green-blind)

#184F97

Tritanopia (blue-blind)

#00646E

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #1c5498;
/* rgb */ color: rgb(28, 84, 152);
/* oklch */ color: oklch(44.8% 0.125 255.6);

Tailwind

colors: {
  custom: {
    50: '#6d83b7',
    500: '#1c5498',
    950: '#000000',
  },
}

SCSS

$custom: #1c5498;
$custom-light: #6d83b7;
$custom-dark: #000000;

JSON

{
  "hex": "#1c5498",
  "rgb": {
    "r": 28,
    "g": 84,
    "b": 152
  },
  "hsl": {
    "h": 212.903,
    "s": 68.889,
    "l": 35.294
  },
  "oklch": {
    "l": 0.44769,
    "c": 0.12526,
    "h": 255.6
  },
  "luminance": 0.08855
}

Semantic roles & 50–950 ramp

primary

#1C5498

secondary

#C18D4E

accent

#9C3CEC

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #1C5498

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

Preview Lab → · Contrast checker → · Palette generator →