#1C598E#1C598E

#1C598E is a mid, moderate cyan. Relative luminance 0.093; OKLCH L 45.3% C 0.106 H 248.9°. Best body text is #FFFFFF at 7.32:1 contrast (WCAG AA passes).

Color values

HEX	#1C598E
RGB	rgb(28, 89, 142)
HSL	hsl(208, 67%, 33%)
HSV	hsv(208, 80%, 56%)
CMYK	cmyk(80.3%, 37.3%, 0%, 44.3%)
CIE-LAB	lab(36.64, 0.43, -34.77)
CIE-LCH	lch(36.64, 34.77, 270.72°)
OKLab	oklab(45.31% -0.0381 -0.099)
OKLCH	oklch(45.31% 0.106 248.9)
XYZ	xyz(8.9319, 9.3436, 26.9187)
Luminance	0.0935 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C598E #8E511C

analogous

#1C8E8A #1C598E #1C208E

triadic

#1C598E #8E1C59 #598E1C

tetradic

#1C598E #8A1C8E #8E511C #208E1C

square

#1C598E #8A1C8E #8E511C #208E1C

split-complementary

#1C598E #8E1C20 #8E8A1C

monochromatic

#081928 #12395B #1C598E #2679C1 #4997DB

Accessibility & contrast

On white

7.32

#1C598E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#1C598E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C598E

7.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C598E	#FFFFFF	#000000	##FFFFFF
##1C598E	1.00	7.32	2.87	7.32
#FFFFFF	7.32	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#405C90

Deuteranopia (green-blind)

#2F518D

Tritanopia (blue-blind)

#00666C

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #1c598e;
/* rgb */ color: rgb(28, 89, 142);
/* oklch */ color: oklch(45.3% 0.106 248.9);

Tailwind

colors: {
  custom: {
    50: '#6b87af',
    500: '#1c598e',
    950: '#000000',
  },
}

SCSS

$custom: #1c598e;
$custom-light: #6b87af;
$custom-dark: #000000;

JSON

{
  "hex": "#1c598e",
  "rgb": {
    "r": 28,
    "g": 89,
    "b": 142
  },
  "hsl": {
    "h": 207.895,
    "s": 67.059,
    "l": 33.333
  },
  "oklch": {
    "l": 0.45305,
    "c": 0.10614,
    "h": 248.9
  },
  "luminance": 0.09345
}

Semantic roles & 50–950 ramp

primary

#1C598E

secondary

#BD7F49

accent

#8E3EEA

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#080B10

muted

#7A7C7F

Preview Lab

Preview with #1C598E

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

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