#1D598D#1D598D

#1D598D is a mid, moderate cyan. Relative luminance 0.093; OKLCH L 45.3% C 0.105 H 248.7°. Best body text is #FFFFFF at 7.33:1 contrast (WCAG AA passes).

Color values

HEX	#1D598D
RGB	rgb(29, 89, 141)
HSL	hsl(208, 66%, 33%)
HSV	hsv(208, 79%, 55%)
CMYK	cmyk(79.4%, 36.9%, 0%, 44.7%)
CIE-LAB	lab(36.61, 0.16, -34.21)
CIE-LCH	lch(36.61, 34.21, 270.27°)
OKLab	oklab(45.27% -0.0379 -0.0974)
OKLCH	oklch(45.27% 0.105 248.7)
XYZ	xyz(8.8850, 9.3280, 26.5263)
Luminance	0.0933 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D598D #8D511D

analogous

#1D8D89 #1D598D #1D218D

triadic

#1D598D #8D1D59 #598D1D

tetradic

#1D598D #891D8D #8D511D #218D1D

square

#1D598D #891D8D #8D511D #218D1D

split-complementary

#1D598D #8D1D21 #8D891D

monochromatic

#081927 #13395A #1D598D #2779C0 #4B97DA

Accessibility & contrast

On white

7.33

#1D598D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#1D598D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D598D

7.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D598D	#FFFFFF	#000000	##FFFFFF
##1D598D	1.00	7.33	2.87	7.33
#FFFFFF	7.33	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#415C8F

Deuteranopia (green-blind)

#30518C

Tritanopia (blue-blind)

#00656C

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #1d598d;
/* rgb */ color: rgb(29, 89, 141);
/* oklch */ color: oklch(45.3% 0.105 248.7);

Tailwind

colors: {
  custom: {
    50: '#6b87ae',
    500: '#1d598d',
    950: '#000000',
  },
}

SCSS

$custom: #1d598d;
$custom-light: #6b87ae;
$custom-dark: #000000;

JSON

{
  "hex": "#1d598d",
  "rgb": {
    "r": 29,
    "g": 89,
    "b": 141
  },
  "hsl": {
    "h": 207.857,
    "s": 65.882,
    "l": 33.333
  },
  "oklch": {
    "l": 0.45272,
    "c": 0.10451,
    "h": 248.7
  },
  "luminance": 0.09329
}

Semantic roles & 50–950 ramp

primary

#1D598D

secondary

#BC7F4A

accent

#8E3FE9

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#080B10

muted

#7A7C7F

Preview Lab

Preview with #1D598D

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

Preview Lab → · Contrast checker → · Palette generator →