#1E5ABB#1E5ABB

#1E5ABB is a mid, vivid blue. Relative luminance 0.112; OKLCH L 48.8% C 0.165 H 259.9°. Best body text is #FFFFFF at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#1E5ABB
RGB	rgb(30, 90, 187)
HSL	hsl(217, 72%, 43%)
HSV	hsv(217, 84%, 73%)
CMYK	cmyk(84%, 51.9%, 0%, 26.7%)
CIE-LAB	lab(39.87, 17.82, -56.37)
CIE-LCH	lch(39.87, 59.12, 287.54°)
OKLab	oklab(48.75% -0.0289 -0.1625)
OKLCH	oklch(48.75% 0.165 259.9)
XYZ	xyz(13.1579, 11.1746, 48.4675)
Luminance	0.1118 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E5ABB #BB7F1E

analogous

#1EA8BB #1E5ABB #311EBB

triadic

#1E5ABB #BB1E5A #5ABB1E

tetradic

#1E5ABB #BB1EA8 #BB7F1E #1EBB31

square

#1E5ABB #BB1EA8 #BB7F1E #1EBB31

split-complementary

#1E5ABB #BB311E #A8BB1E

monochromatic

#0D2752 #164186 #1E5ABB #3777DF #6C9BE7

Accessibility & contrast

On white

6.49

#1E5ABB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#1E5ABB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1E5ABB

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E5ABB	#FFFFFF	#000000	##FFFFFF
##1E5ABB	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)

#1665BE

Deuteranopia (green-blind)

#0057B9

Tritanopia (blue-blind)

#007282

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #1e5abb;
/* rgb */ color: rgb(30, 90, 187);
/* oklch */ color: oklch(48.8% 0.165 259.9);

Tailwind

colors: {
  custom: {
    50: '#7687d0',
    500: '#1e5abb',
    950: '#000000',
  },
}

SCSS

$custom: #1e5abb;
$custom-light: #7687d0;
$custom-dark: #000000;

JSON

{
  "hex": "#1e5abb",
  "rgb": {
    "r": 30,
    "g": 90,
    "b": 187
  },
  "hsl": {
    "h": 217.07,
    "s": 72.35,
    "l": 42.549
  },
  "oklch": {
    "l": 0.48752,
    "c": 0.16508,
    "h": 259.9
  },
  "luminance": 0.11176
}

Semantic roles & 50–950 ramp

primary

#1E5ABB

secondary

#CDA667

accent

#A939EF

background

#F7F8FC

surface

#EEEFF9

border

#C9CAD2

text

#0A0B14

muted

#7C7C82

Preview Lab

Preview with #1E5ABB

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

Preview Lab → · Contrast checker → · Palette generator →