#1C5B97#1C5B97

#1C5B97 is a mid, moderate cyan. Relative luminance 0.100; OKLCH L 46.4% C 0.116 H 251.1°. Best body text is #FFFFFF at 7.02:1 contrast (WCAG AA passes).

Color values

HEX	#1C5B97
RGB	rgb(28, 91, 151)
HSL	hsl(209, 69%, 35%)
HSV	hsv(209, 81%, 59%)
CMYK	cmyk(81.5%, 39.7%, 0%, 40.8%)
CIE-LAB	lab(37.77, 2.70, -38.40)
CIE-LCH	lch(37.77, 38.50, 274.02°)
OKLab	oklab(46.36% -0.0376 -0.1097)
OKLCH	oklch(46.36% 0.116 251.1)
XYZ	xyz(9.8038, 9.9622, 30.6784)
Luminance	0.0996 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C5B97 #97581C

analogous

#1C9795 #1C5B97 #1C1E97

triadic

#1C5B97 #971C5B #5B971C

tetradic

#1C5B97 #951C97 #97581C #1E971C

square

#1C5B97 #951C97 #97581C #1E971C

split-complementary

#1C5B97 #971C1E #97951C

monochromatic

#091D30 #123C63 #1C5B97 #267ACB #4F98DE

Accessibility & contrast

On white

7.02

#1C5B97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#1C5B97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C5B97

7.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C5B97	#FFFFFF	#000000	##FFFFFF
##1C5B97	1.00	7.02	2.99	7.02
#FFFFFF	7.02	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E5F99

Deuteranopia (green-blind)

#2B5496

Tritanopia (blue-blind)

#006971

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #1c5b97;
/* rgb */ color: rgb(28, 91, 151);
/* oklch */ color: oklch(46.4% 0.116 251.1);

Tailwind

colors: {
  custom: {
    50: '#6d89b6',
    500: '#1c5b97',
    950: '#000000',
  },
}

SCSS

$custom: #1c5b97;
$custom-light: #6d89b6;
$custom-dark: #000000;

JSON

{
  "hex": "#1c5b97",
  "rgb": {
    "r": 28,
    "g": 91,
    "b": 151
  },
  "hsl": {
    "h": 209.268,
    "s": 68.715,
    "l": 35.098
  },
  "oklch": {
    "l": 0.46364,
    "c": 0.11591,
    "h": 251.1
  },
  "luminance": 0.09963
}

Semantic roles & 50–950 ramp

primary

#1C5B97

secondary

#C1864E

accent

#923CEC

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#080B11

muted

#7B7C80

Preview Lab

Preview with #1C5B97

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

Preview Lab → · Contrast checker → · Palette generator →