#1D598C#1D598C

#1D598C is a mid, moderate cyan. Relative luminance 0.093; OKLCH L 45.2% C 0.103 H 248.3°. Best body text is #FFFFFF at 7.34:1 contrast (WCAG AA passes).

Color values

HEX	#1D598C
RGB	rgb(29, 89, 140)
HSL	hsl(208, 66%, 33%)
HSV	hsv(208, 79%, 55%)
CMYK	cmyk(79.3%, 36.4%, 0%, 45.1%)
CIE-LAB	lab(36.55, -0.23, -33.69)
CIE-LCH	lch(36.55, 33.69, 269.61°)
OKLab	oklab(45.21% -0.0382 -0.0959)
OKLCH	oklch(45.21% 0.103 248.3)
XYZ	xyz(8.8109, 9.2984, 26.1363)
Luminance	0.0930 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D598C #8C501D

analogous

#1D8C87 #1D598C #1D218C

triadic

#1D598C #8C1D59 #598C1D

tetradic

#1D598C #871D8C #8C501D #218C1D

square

#1D598C #871D8C #8C501D #218C1D

split-complementary

#1D598C #8C1D21 #8C871D

monochromatic

#081927 #123959 #1D598C #2879BF #4A98D9

Accessibility & contrast

On white

7.34

#1D598C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#1D598C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D598C

7.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D598C	#FFFFFF	#000000	##FFFFFF
##1D598C	1.00	7.34	2.86	7.34
#FFFFFF	7.34	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#415C8E

Deuteranopia (green-blind)

#31518B

Tritanopia (blue-blind)

#00656C

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #1d598c;
/* rgb */ color: rgb(29, 89, 140);
/* oklch */ color: oklch(45.2% 0.103 248.3);

Tailwind

colors: {
  custom: {
    50: '#6b87ae',
    500: '#1d598c',
    950: '#000000',
  },
}

SCSS

$custom: #1d598c;
$custom-light: #6b87ae;
$custom-dark: #000000;

JSON

{
  "hex": "#1d598c",
  "rgb": {
    "r": 29,
    "g": 89,
    "b": 140
  },
  "hsl": {
    "h": 207.568,
    "s": 65.68,
    "l": 33.137
  },
  "oklch": {
    "l": 0.4521,
    "c": 0.1032,
    "h": 248.3
  },
  "luminance": 0.09299
}

Semantic roles & 50–950 ramp

primary

#1D598C

secondary

#BC7E49

accent

#8D3FE9

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#080B10

muted

#7A7C7F

Preview Lab

Preview with #1D598C

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

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