#1D5890#1D5890

#1D5890 is a mid, moderate cyan. Relative luminance 0.093; OKLCH L 45.2% C 0.110 H 250.7°. Best body text is #FFFFFF at 7.37:1 contrast (WCAG AA passes).

Color values

HEX	#1D5890
RGB	rgb(29, 88, 144)
HSL	hsl(209, 66%, 34%)
HSV	hsv(209, 80%, 56%)
CMYK	cmyk(79.9%, 38.9%, 0%, 43.5%)
CIE-LAB	lab(36.47, 1.99, -36.25)
CIE-LCH	lch(36.47, 36.31, 273.14°)
OKLab	oklab(45.22% -0.0361 -0.1034)
OKLCH	oklch(45.22% 0.11 250.7)
XYZ	xyz(9.0286, 9.2532, 27.6904)
Luminance	0.0925 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5890 #90551D

analogous

#1D908F #1D5890 #1D1F90

triadic

#1D5890 #901D58 #58901D

tetradic

#1D5890 #8F1D90 #90551D #1F901D

square

#1D5890 #8F1D90 #90551D #1F901D

split-complementary

#1D5890 #901D1F #908F1D

monochromatic

#081A2A #13395D #1D5890 #2777C3 #4C96DB

Accessibility & contrast

On white

7.37

#1D5890 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#1D5890 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5890

7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5890	#FFFFFF	#000000	##FFFFFF
##1D5890	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)

#3E5B92

Deuteranopia (green-blind)

#2C518F

Tritanopia (blue-blind)

#00656D

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #1d5890;
/* rgb */ color: rgb(29, 88, 144);
/* oklch */ color: oklch(45.2% 0.110 250.7);

Tailwind

colors: {
  custom: {
    50: '#6b86b1',
    500: '#1d5890',
    950: '#000000',
  },
}

SCSS

$custom: #1d5890;
$custom-light: #6b86b1;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5890",
  "rgb": {
    "r": 29,
    "g": 88,
    "b": 144
  },
  "hsl": {
    "h": 209.217,
    "s": 66.474,
    "l": 33.922
  },
  "oklch": {
    "l": 0.45217,
    "c": 0.10952,
    "h": 250.7
  },
  "luminance": 0.09254
}

Semantic roles & 50–950 ramp

primary

#1D5890

secondary

#BD834B

accent

#923EE9

background

#F6F8FA

surface

#ECEFF5

border

#C7CACF

text

#080B10

muted

#7A7C7F

Preview Lab

Preview with #1D5890

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

Preview Lab → · Contrast checker → · Palette generator →