#1D5EA6#1D5EA6

#1D5EA6 is a mid, vivid cyan. Relative luminance 0.110; OKLCH L 48.1% C 0.132 H 254.2°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#1D5EA6
RGB	rgb(29, 94, 166)
HSL	hsl(212, 70%, 38%)
HSV	hsv(212, 83%, 65%)
CMYK	cmyk(82.5%, 43.4%, 0%, 34.9%)
CIE-LAB	lab(39.61, 6.80, -44.43)
CIE-LCH	lch(39.61, 44.95, 278.71°)
OKLab	oklab(48.1% -0.0361 -0.1273)
OKLCH	oklch(48.1% 0.132 254.2)
XYZ	xyz(11.3898, 11.0184, 37.5955)
Luminance	0.1102 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5EA6 #A6651D

analogous

#1DA2A6 #1D5EA6 #211DA6

triadic

#1D5EA6 #A61D5E #5EA61D

tetradic

#1D5EA6 #A61DA2 #A6651D #1DA621

square

#1D5EA6 #A61DA2 #A6651D #1DA621

split-complementary

#1D5EA6 #A6211D #A2A61D

monochromatic

#0B233E #144072 #1D5EA6 #277CD9 #5B9BE2

Accessibility & contrast

On white

6.55

#1D5EA6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#1D5EA6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1D5EA6

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5EA6	#FFFFFF	#000000	##FFFFFF
##1D5EA6	1.00	6.55	3.20	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3964A9

Deuteranopia (green-blind)

#1F58A5

Tritanopia (blue-blind)

#006F7A

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #1d5ea6;
/* rgb */ color: rgb(29, 94, 166);
/* oklch */ color: oklch(48.1% 0.132 254.2);

Tailwind

colors: {
  custom: {
    50: '#708bc1',
    500: '#1d5ea6',
    950: '#000000',
  },
}

SCSS

$custom: #1d5ea6;
$custom-light: #708bc1;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5ea6",
  "rgb": {
    "r": 29,
    "g": 94,
    "b": 166
  },
  "hsl": {
    "h": 211.533,
    "s": 70.256,
    "l": 38.235
  },
  "oklch": {
    "l": 0.48096,
    "c": 0.13231,
    "h": 254.2
  },
  "luminance": 0.1102
}

Semantic roles & 50–950 ramp

primary

#1D5EA6

secondary

#C69259

accent

#983BED

background

#F7F8FB

surface

#EDF0F7

border

#C8CBD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #1D5EA6

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

Preview Lab → · Contrast checker → · Palette generator →