#1D598E#1D598E

#1D598E is a mid, moderate cyan. Relative luminance 0.094; OKLCH L 45.3% C 0.106 H 249.2°. Best body text is #FFFFFF at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#1D598E
RGB	rgb(29, 89, 142)
HSL	hsl(208, 66%, 34%)
HSV	hsv(208, 80%, 56%)
CMYK	cmyk(79.6%, 37.3%, 0%, 44.3%)
CIE-LAB	lab(36.66, 0.55, -34.73)
CIE-LCH	lch(36.66, 34.73, 270.91°)
OKLab	oklab(45.33% -0.0376 -0.0989)
OKLCH	oklch(45.33% 0.106 249.2)
XYZ	xyz(8.9597, 9.3579, 26.9200)
Luminance	0.0936 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D598E #8E521D

analogous

#1D8E8A #1D598E #1D208E

triadic

#1D598E #8E1D59 #598E1D

tetradic

#1D598E #8A1D8E #8E521D #208E1D

square

#1D598E #8A1D8E #8E521D #208E1D

split-complementary

#1D598E #8E1D20 #8E8A1D

monochromatic

#081928 #13395B #1D598E #2779C1 #4B97DA

Accessibility & contrast

On white

7.31

#1D598E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#1D598E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D598E

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D598E	#FFFFFF	#000000	##FFFFFF
##1D598E	1.00	7.31	2.87	7.31
#FFFFFF	7.31	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#405C90

Deuteranopia (green-blind)

#2F528D

Tritanopia (blue-blind)

#00666C

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #1d598e;
/* rgb */ color: rgb(29, 89, 142);
/* oklch */ color: oklch(45.3% 0.106 249.2);

Tailwind

colors: {
  custom: {
    50: '#6b87af',
    500: '#1d598e',
    950: '#000000',
  },
}

SCSS

$custom: #1d598e;
$custom-light: #6b87af;
$custom-dark: #000000;

JSON

{
  "hex": "#1d598e",
  "rgb": {
    "r": 29,
    "g": 89,
    "b": 142
  },
  "hsl": {
    "h": 208.142,
    "s": 66.082,
    "l": 33.529
  },
  "oklch": {
    "l": 0.45334,
    "c": 0.10582,
    "h": 249.2
  },
  "luminance": 0.09359
}

Semantic roles & 50–950 ramp

primary

#1D598E

secondary

#BD804A

accent

#8F3FE9

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#080B10

muted

#7A7C7F

Preview Lab

Preview with #1D598E

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

Preview Lab → · Contrast checker → · Palette generator →