#1D7589#1D7589

#1D7589 is a mid, moderate cyan. Relative luminance 0.148; OKLCH L 52.2% C 0.084 H 217.0°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#1D7589
RGB	rgb(29, 117, 137)
HSL	hsl(191, 65%, 33%)
HSV	hsv(191, 79%, 54%)
CMYK	cmyk(78.8%, 14.6%, 0%, 46.3%)
CIE-LAB	lab(45.34, -17.96, -18.18)
CIE-LCH	lch(45.34, 25.56, 225.35°)
OKLab	oklab(52.16% -0.0674 -0.0508)
OKLCH	oklch(52.16% 0.084 217)
XYZ	xyz(11.3814, 14.7885, 25.9167)
Luminance	0.1479 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D7589 #89311D

analogous

#1D8967 #1D7589 #1D3F89

triadic

#1D7589 #891D75 #75891D

tetradic

#1D7589 #671D89 #89311D #3F891D

square

#1D7589 #671D89 #89311D #3F891D

split-complementary

#1D7589 #891D3F #89671D

monochromatic

#081F24 #124A56 #1D7589 #28A0BC #48BED8

Accessibility & contrast

On white

5.31

#1D7589 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#1D7589 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1D7589

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D7589	#FFFFFF	#000000	##FFFFFF
##1D7589	1.00	5.31	3.96	5.31
#FFFFFF	5.31	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#68718A

Deuteranopia (green-blind)

#596789

Tritanopia (blue-blind)

#007C7B

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #1d7589;
/* rgb */ color: rgb(29, 117, 137);
/* oklch */ color: oklch(52.2% 0.084 217.0);

Tailwind

colors: {
  custom: {
    50: '#6c9dab',
    500: '#1d7589',
    950: '#000000',
  },
}

SCSS

$custom: #1d7589;
$custom-light: #6c9dab;
$custom-dark: #000000;

JSON

{
  "hex": "#1d7589",
  "rgb": {
    "r": 29,
    "g": 117,
    "b": 137
  },
  "hsl": {
    "h": 191.111,
    "s": 65.06,
    "l": 32.549
  },
  "oklch": {
    "l": 0.52163,
    "c": 0.08441,
    "h": 217
  },
  "luminance": 0.1479
}

Semantic roles & 50–950 ramp

primary

#1D7589

secondary

#BA5D47

accent

#5F40E8

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #1D7589

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

Preview Lab → · Contrast checker → · Palette generator →