#1D5A88#1D5A88

#1D5A88 is a mid, moderate cyan. Relative luminance 0.094; OKLCH L 45.2% C 0.097 H 245.4°. Best body text is #FFFFFF at 7.32:1 contrast (WCAG AA passes).

Color values

HEX	#1D5A88
RGB	rgb(29, 90, 136)
HSL	hsl(206, 65%, 32%)
HSV	hsv(206, 79%, 53%)
CMYK	cmyk(78.7%, 33.8%, 0%, 46.7%)
CIE-LAB	lab(36.65, -2.43, -31.10)
CIE-LCH	lch(36.65, 31.19, 265.54°)
OKLab	oklab(45.22% -0.0403 -0.0883)
OKLCH	oklch(45.22% 0.097 245.4)
XYZ	xyz(8.6051, 9.3501, 24.6390)
Luminance	0.0935 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5A88 #884B1D

analogous

#1D8880 #1D5A88 #1D2588

triadic

#1D5A88 #881D5A #5A881D

tetradic

#1D5A88 #801D88 #884B1D #25881D

square

#1D5A88 #801D88 #884B1D #25881D

split-complementary

#1D5A88 #881D25 #88801D

monochromatic

#071723 #123956 #1D5A88 #287BBA #489AD8

Accessibility & contrast

On white

7.32

#1D5A88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#1D5A88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5A88

7.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5A88	#FFFFFF	#000000	##FFFFFF
##1D5A88	1.00	7.32	2.87	7.32
#FFFFFF	7.32	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#455C8A

Deuteranopia (green-blind)

#365287

Tritanopia (blue-blind)

#00656A

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #1d5a88;
/* rgb */ color: rgb(29, 90, 136);
/* oklch */ color: oklch(45.2% 0.097 245.4);

Tailwind

colors: {
  custom: {
    50: '#6a88ab',
    500: '#1d5a88',
    950: '#000000',
  },
}

SCSS

$custom: #1d5a88;
$custom-light: #6a88ab;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5a88",
  "rgb": {
    "r": 29,
    "g": 90,
    "b": 136
  },
  "hsl": {
    "h": 205.794,
    "s": 64.848,
    "l": 32.353
  },
  "oklch": {
    "l": 0.45215,
    "c": 0.09708,
    "h": 245.4
  },
  "luminance": 0.09351
}

Semantic roles & 50–950 ramp

primary

#1D5A88

secondary

#BA7847

accent

#8840E8

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#070B10

muted

#7A7C7F

Preview Lab

Preview with #1D5A88

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

Preview Lab → · Contrast checker → · Palette generator →