#1D5CA0#1D5CA0

#1D5CA0 is a mid, vivid cyan. Relative luminance 0.105; OKLCH L 47.2% C 0.127 H 253.6°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#1D5CA0
RGB	rgb(29, 92, 160)
HSL	hsl(211, 69%, 37%)
HSV	hsv(211, 82%, 63%)
CMYK	cmyk(81.9%, 42.5%, 0%, 37.3%)
CIE-LAB	lab(38.64, 5.72, -42.41)
CIE-LCH	lch(38.64, 42.79, 277.69°)
OKLab	oklab(47.22% -0.0357 -0.1214)
OKLCH	oklch(47.22% 0.127 253.6)
XYZ	xyz(10.6766, 10.4523, 34.7057)
Luminance	0.1045 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5CA0 #A0611D

analogous

#1D9EA0 #1D5CA0 #201DA0

triadic

#1D5CA0 #A01D5C #5CA01D

tetradic

#1D5CA0 #A01D9E #A0611D #1DA020

square

#1D5CA0 #A01D9E #A0611D #1DA020

split-complementary

#1D5CA0 #A0201D #9EA01D

monochromatic

#0A2038 #143E6C #1D5CA0 #267AD4 #5799E1

Accessibility & contrast

On white

6.79

#1D5CA0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#1D5CA0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1D5CA0

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5CA0	#FFFFFF	#000000	##FFFFFF
##1D5CA0	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)

#3A61A3

Deuteranopia (green-blind)

#23569F

Tritanopia (blue-blind)

#006C76

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #1d5ca0;
/* rgb */ color: rgb(29, 92, 160);
/* oklch */ color: oklch(47.2% 0.127 253.6);

Tailwind

colors: {
  custom: {
    50: '#6f89bc',
    500: '#1d5ca0',
    950: '#000000',
  },
}

SCSS

$custom: #1d5ca0;
$custom-light: #6f89bc;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5ca0",
  "rgb": {
    "r": 29,
    "g": 92,
    "b": 160
  },
  "hsl": {
    "h": 211.145,
    "s": 69.312,
    "l": 37.059
  },
  "oklch": {
    "l": 0.47223,
    "c": 0.12655,
    "h": 253.6
  },
  "luminance": 0.10454
}

Semantic roles & 50–950 ramp

primary

#1D5CA0

secondary

#C48F55

accent

#973CEC

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #1D5CA0

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

Preview Lab → · Contrast checker → · Palette generator →