#1D598A#1D598A

#1D598A is a mid, moderate cyan. Relative luminance 0.092; OKLCH L 45.1% C 0.101 H 247.3°. Best body text is #FFFFFF at 7.37:1 contrast (WCAG AA passes).

Color values

HEX	#1D598A
RGB	rgb(29, 89, 138)
HSL	hsl(207, 65%, 33%)
HSV	hsv(207, 79%, 54%)
CMYK	cmyk(79%, 35.5%, 0%, 45.9%)
CIE-LAB	lab(36.44, -1.01, -32.65)
CIE-LCH	lch(36.44, 32.66, 268.22°)
OKLab	oklab(45.09% -0.0388 -0.0928)
OKLCH	oklch(45.09% 0.101 247.3)
XYZ	xyz(8.6648, 9.2399, 25.3666)
Luminance	0.0924 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D598A #8A4E1D

analogous

#1D8A84 #1D598A #1D238A

triadic

#1D598A #8A1D59 #598A1D

tetradic

#1D598A #841D8A #8A4E1D #238A1D

square

#1D598A #841D8A #8A4E1D #238A1D

split-complementary

#1D598A #8A1D23 #8A841D

monochromatic

#081825 #123857 #1D598A #287ABD #4998D9

Accessibility & contrast

On white

7.37

#1D598A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#1D598A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D598A

7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D598A	#FFFFFF	#000000	##FFFFFF
##1D598A	1.00	7.37	2.85	7.37
#FFFFFF	7.37	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#425B8C

Deuteranopia (green-blind)

#335189

Tritanopia (blue-blind)

#00656B

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #1d598a;
/* rgb */ color: rgb(29, 89, 138);
/* oklch */ color: oklch(45.1% 0.101 247.3);

Tailwind

colors: {
  custom: {
    50: '#6a87ac',
    500: '#1d598a',
    950: '#000000',
  },
}

SCSS

$custom: #1d598a;
$custom-light: #6a87ac;
$custom-dark: #000000;

JSON

{
  "hex": "#1d598a",
  "rgb": {
    "r": 29,
    "g": 89,
    "b": 138
  },
  "hsl": {
    "h": 206.972,
    "s": 65.269,
    "l": 32.745
  },
  "oklch": {
    "l": 0.45087,
    "c": 0.1006,
    "h": 247.3
  },
  "luminance": 0.09241
}

Semantic roles & 50–950 ramp

primary

#1D598A

secondary

#BB7C48

accent

#8B40E8

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#070B10

muted

#7A7C7F

Preview Lab

Preview with #1D598A

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

Preview Lab → · Contrast checker → · Palette generator →