#1E5CB3#1E5CB3

#1E5CB3 is a mid, vivid blue. Relative luminance 0.112; OKLCH L 48.6% C 0.152 H 258.0°. Best body text is #FFFFFF at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#1E5CB3
RGB	rgb(30, 92, 179)
HSL	hsl(215, 71%, 41%)
HSV	hsv(215, 83%, 70%)
CMYK	cmyk(83.2%, 48.6%, 0%, 29.8%)
CIE-LAB	lab(39.89, 13.35, -51.66)
CIE-LCH	lch(39.89, 53.36, 284.49°)
OKLab	oklab(48.59% -0.0315 -0.1486)
OKLCH	oklch(48.59% 0.152 258)
XYZ	xyz(12.4962, 11.1834, 44.1391)
Luminance	0.1119 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E5CB3 #B3751E

analogous

#1EA6B3 #1E5CB3 #2B1EB3

triadic

#1E5CB3 #B31E5C #5CB31E

tetradic

#1E5CB3 #B31EA6 #B3751E #1EB32B

square

#1E5CB3 #B31EA6 #B3751E #1EB32B

split-complementary

#1E5CB3 #B32B1E #A6B31E

monochromatic

#0C264A #15417F #1E5CB3 #3279DD #669BE5

Accessibility & contrast

On white

6.49

#1E5CB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#1E5CB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1E5CB3

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E5CB3	#FFFFFF	#000000	##FFFFFF
##1E5CB3	1.00	6.49	3.24	6.49
#FFFFFF	6.49	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2965B6

Deuteranopia (green-blind)

#0058B1

Tritanopia (blue-blind)

#00717F

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #1e5cb3;
/* rgb */ color: rgb(30, 92, 179);
/* oklch */ color: oklch(48.6% 0.152 258.0);

Tailwind

colors: {
  custom: {
    50: '#7489ca',
    500: '#1e5cb3',
    950: '#000000',
  },
}

SCSS

$custom: #1e5cb3;
$custom-light: #7489ca;
$custom-dark: #000000;

JSON

{
  "hex": "#1e5cb3",
  "rgb": {
    "r": 30,
    "g": 92,
    "b": 179
  },
  "hsl": {
    "h": 215.034,
    "s": 71.292,
    "l": 40.98
  },
  "oklch": {
    "l": 0.48587,
    "c": 0.15192,
    "h": 258
  },
  "luminance": 0.11185
}

Semantic roles & 50–950 ramp

primary

#1E5CB3

secondary

#CB9F62

accent

#A33AEE

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #1E5CB3

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

Preview Lab → · Contrast checker → · Palette generator →