#1D5C9D#1D5C9D

#1D5C9D is a mid, vivid cyan. Relative luminance 0.103; OKLCH L 47.0% C 0.123 H 252.7°. Best body text is #FFFFFF at 6.84:1 contrast (WCAG AA passes).

Color values

HEX	#1D5C9D
RGB	rgb(29, 92, 157)
HSL	hsl(210, 69%, 36%)
HSV	hsv(210, 82%, 62%)
CMYK	cmyk(81.5%, 41.4%, 0%, 38.4%)
CIE-LAB	lab(38.46, 4.54, -40.90)
CIE-LCH	lch(38.46, 41.16, 276.33°)
OKLab	oklab(47.02% -0.0364 -0.117)
OKLCH	oklch(47.02% 0.123 252.7)
XYZ	xyz(10.4174, 10.3486, 33.3402)
Luminance	0.1035 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5C9D #9D5E1D

analogous

#1D9C9D #1D5C9D #1E1D9D

triadic

#1D5C9D #9D1D5C #5C9D1D

tetradic

#1D5C9D #9D1D9C #9D5E1D #1D9D1E

square

#1D5C9D #9D1D9C #9D5E1D #1D9D1E

split-complementary

#1D5C9D #9D1E1D #9C9D1D

monochromatic

#0A1F36 #133E69 #1D5C9D #277AD1 #5599E0

Accessibility & contrast

On white

6.84

#1D5C9D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#1D5C9D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1D5C9D

6.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5C9D	#FFFFFF	#000000	##FFFFFF
##1D5C9D	1.00	6.84	3.07	6.84
#FFFFFF	6.84	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C61A0

Deuteranopia (green-blind)

#26559C

Tritanopia (blue-blind)

#006B75

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #1d5c9d;
/* rgb */ color: rgb(29, 92, 157);
/* oklch */ color: oklch(47.0% 0.123 252.7);

Tailwind

colors: {
  custom: {
    50: '#6e89ba',
    500: '#1d5c9d',
    950: '#000000',
  },
}

SCSS

$custom: #1d5c9d;
$custom-light: #6e89ba;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5c9d",
  "rgb": {
    "r": 29,
    "g": 92,
    "b": 157
  },
  "hsl": {
    "h": 210.469,
    "s": 68.817,
    "l": 36.471
  },
  "oklch": {
    "l": 0.47023,
    "c": 0.12252,
    "h": 252.7
  },
  "luminance": 0.1035
}

Semantic roles & 50–950 ramp

primary

#1D5C9D

secondary

#C38C53

accent

#953CEC

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#080B12

muted

#7B7C81

Preview Lab

Preview with #1D5C9D

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

Preview Lab → · Contrast checker → · Palette generator →