#1E5DB3#1E5DB3

#1E5DB3 is a mid, vivid cyan. Relative luminance 0.114; OKLCH L 48.8% C 0.151 H 257.6°. Best body text is #FFFFFF at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#1E5DB3
RGB	rgb(30, 93, 179)
HSL	hsl(215, 71%, 41%)
HSV	hsv(215, 83%, 70%)
CMYK	cmyk(83.2%, 48%, 0%, 29.8%)
CIE-LAB	lab(40.18, 12.69, -51.20)
CIE-LCH	lch(40.18, 52.75, 283.92°)
OKLab	oklab(48.81% -0.0323 -0.1472)
OKLCH	oklch(48.81% 0.151 257.6)
XYZ	xyz(12.5834, 11.3578, 44.1682)
Luminance	0.1136 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E5DB3 #B3741E

analogous

#1EA7B3 #1E5DB3 #291EB3

triadic

#1E5DB3 #B31E5D #5DB31E

tetradic

#1E5DB3 #B31EA7 #B3741E #1EB329

square

#1E5DB3 #B31EA7 #B3741E #1EB329

split-complementary

#1E5DB3 #B3291E #A7B31E

monochromatic

#0C274A #15427F #1E5DB3 #327ADD #669CE5

Accessibility & contrast

On white

6.42

#1E5DB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#1E5DB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1E5DB3

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E5DB3	#FFFFFF	#000000	##FFFFFF
##1E5DB3	1.00	6.42	3.27	6.42
#FFFFFF	6.42	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C66B6

Deuteranopia (green-blind)

#0058B1

Tritanopia (blue-blind)

#00727F

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #1e5db3;
/* rgb */ color: rgb(30, 93, 179);
/* oklch */ color: oklch(48.8% 0.151 257.6);

Tailwind

colors: {
  custom: {
    50: '#748aca',
    500: '#1e5db3',
    950: '#000000',
  },
}

SCSS

$custom: #1e5db3;
$custom-light: #748aca;
$custom-dark: #000000;

JSON

{
  "hex": "#1e5db3",
  "rgb": {
    "r": 30,
    "g": 93,
    "b": 179
  },
  "hsl": {
    "h": 214.631,
    "s": 71.292,
    "l": 40.98
  },
  "oklch": {
    "l": 0.48809,
    "c": 0.15072,
    "h": 257.6
  },
  "luminance": 0.11359
}

Semantic roles & 50–950 ramp

primary

#1E5DB3

secondary

#CB9E62

accent

#A23AEE

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #1E5DB3

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

Preview Lab → · Contrast checker → · Palette generator →