#1D5C88#1D5C88

#1D5C88 is a mid, moderate cyan. Relative luminance 0.097; OKLCH L 45.7% C 0.095 H 243.6°. Best body text is #FFFFFF at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#1D5C88
RGB	rgb(29, 92, 136)
HSL	hsl(205, 65%, 32%)
HSV	hsv(205, 79%, 53%)
CMYK	cmyk(78.7%, 32.4%, 0%, 46.7%)
CIE-LAB	lab(37.28, -3.68, -30.10)
CIE-LCH	lch(37.28, 30.33, 263.03°)
OKLab	oklab(45.72% -0.0423 -0.0853)
OKLCH	oklch(45.72% 0.095 243.6)
XYZ	xyz(8.7760, 9.6920, 24.6960)
Luminance	0.0969 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5C88 #88491D

analogous

#1D887F #1D5C88 #1D2788

triadic

#1D5C88 #881D5C #5C881D

tetradic

#1D5C88 #7F1D88 #88491D #27881D

square

#1D5C88 #7F1D88 #88491D #27881D

split-complementary

#1D5C88 #881D27 #887F1D

monochromatic

#071823 #123A56 #1D5C88 #287EBA #489DD8

Accessibility & contrast

On white

7.15

#1D5C88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#1D5C88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5C88

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5C88	#FFFFFF	#000000	##FFFFFF
##1D5C88	1.00	7.15	2.94	7.15
#FFFFFF	7.15	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#485D8A

Deuteranopia (green-blind)

#395387

Tritanopia (blue-blind)

#00676C

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #1d5c88;
/* rgb */ color: rgb(29, 92, 136);
/* oklch */ color: oklch(45.7% 0.095 243.6);

Tailwind

colors: {
  custom: {
    50: '#6a89ab',
    500: '#1d5c88',
    950: '#000000',
  },
}

SCSS

$custom: #1d5c88;
$custom-light: #6a89ab;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5c88",
  "rgb": {
    "r": 29,
    "g": 92,
    "b": 136
  },
  "hsl": {
    "h": 204.673,
    "s": 64.848,
    "l": 32.353
  },
  "oklch": {
    "l": 0.45716,
    "c": 0.09527,
    "h": 243.6
  },
  "luminance": 0.09693
}

Semantic roles & 50–950 ramp

primary

#1D5C88

secondary

#BA7647

accent

#8540E8

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#070B10

muted

#7A7C7F

Preview Lab

Preview with #1D5C88

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

Preview Lab → · Contrast checker → · Palette generator →