#1D5F90#1D5F90

#1D5F90 is a mid, moderate cyan. Relative luminance 0.105; OKLCH L 46.9% C 0.102 H 245.4°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#1D5F90
RGB	rgb(29, 95, 144)
HSL	hsl(206, 66%, 34%)
HSV	hsv(206, 80%, 56%)
CMYK	cmyk(79.9%, 34%, 0%, 43.5%)
CIE-LAB	lab(38.65, -2.47, -32.79)
CIE-LCH	lch(38.65, 32.88, 265.70°)
OKLab	oklab(46.93% -0.0427 -0.0931)
OKLCH	oklch(46.93% 0.102 245.4)
XYZ	xyz(9.6310, 10.4581, 27.8912)
Luminance	0.1046 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5F90 #904E1D

analogous

#1D9088 #1D5F90 #1D2690

triadic

#1D5F90 #901D5F #5F901D

tetradic

#1D5F90 #881D90 #904E1D #26901D

square

#1D5F90 #881D90 #904E1D #26901D

split-complementary

#1D5F90 #901D26 #90881D

monochromatic

#081C2A #133D5D #1D5F90 #2781C3 #4C9EDB

Accessibility & contrast

On white

6.79

#1D5F90 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#1D5F90 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1D5F90

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5F90	#FFFFFF	#000000	##FFFFFF
##1D5F90	1.00	6.79	3.09	6.79
#FFFFFF	6.79	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#486192

Deuteranopia (green-blind)

#38568F

Tritanopia (blue-blind)

#006B71

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #1d5f90;
/* rgb */ color: rgb(29, 95, 144);
/* oklch */ color: oklch(46.9% 0.102 245.4);

Tailwind

colors: {
  custom: {
    50: '#6c8cb1',
    500: '#1d5f90',
    950: '#000000',
  },
}

SCSS

$custom: #1d5f90;
$custom-light: #6c8cb1;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5f90",
  "rgb": {
    "r": 29,
    "g": 95,
    "b": 144
  },
  "hsl": {
    "h": 205.565,
    "s": 66.474,
    "l": 33.922
  },
  "oklch": {
    "l": 0.46934,
    "c": 0.10249,
    "h": 245.4
  },
  "luminance": 0.10459
}

Semantic roles & 50–950 ramp

primary

#1D5F90

secondary

#BD7C4B

accent

#873EE9

background

#F6F8FA

surface

#ECF0F5

border

#C7CBCF

text

#080C10

muted

#7A7D7F

Preview Lab

Preview with #1D5F90

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

Preview Lab → · Contrast checker → · Palette generator →