#1E52A5#1E52A5

#1E52A5 is a mid, vivid blue. Relative luminance 0.090; OKLCH L 45.3% C 0.145 H 259.6°. Best body text is #FFFFFF at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#1E52A5
RGB	rgb(30, 82, 165)
HSL	hsl(217, 69%, 38%)
HSV	hsv(217, 82%, 65%)
CMYK	cmyk(81.8%, 50.3%, 0%, 35.3%)
CIE-LAB	lab(36.03, 14.42, -49.58)
CIE-LCH	lch(36.03, 51.64, 286.21°)
OKLab	oklab(45.32% -0.0261 -0.1427)
OKLCH	oklch(45.32% 0.145 259.6)
XYZ	xyz(10.3418, 9.0260, 36.7871)
Luminance	0.0903 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E52A5 #A5711E

analogous

#1E95A5 #1E52A5 #2D1EA5

triadic

#1E52A5 #A51E52 #52A51E

tetradic

#1E52A5 #A51E95 #A5711E #1EA52D

square

#1E52A5 #A51E95 #A5711E #1EA52D

split-complementary

#1E52A5 #A52D1E #95A51E

monochromatic

#0B1F3D #153871 #1E52A5 #286CD8 #5C8FE1

Accessibility & contrast

On white

7.49

#1E52A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#1E52A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E52A5

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E52A5	#FFFFFF	#000000	##FFFFFF
##1E52A5	1.00	7.49	2.81	7.49
#FFFFFF	7.49	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F5BA8

Deuteranopia (green-blind)

#004FA3

Tritanopia (blue-blind)

#006673

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #1e52a5;
/* rgb */ color: rgb(30, 82, 165);
/* oklch */ color: oklch(45.3% 0.145 259.6);

Tailwind

colors: {
  custom: {
    50: '#7182c0',
    500: '#1e52a5',
    950: '#000000',
  },
}

SCSS

$custom: #1e52a5;
$custom-light: #7182c0;
$custom-dark: #000000;

JSON

{
  "hex": "#1e52a5",
  "rgb": {
    "r": 30,
    "g": 82,
    "b": 165
  },
  "hsl": {
    "h": 216.889,
    "s": 69.231,
    "l": 38.235
  },
  "oklch": {
    "l": 0.45321,
    "c": 0.14507,
    "h": 259.6
  },
  "luminance": 0.09027
}

Semantic roles & 50–950 ramp

primary

#1E52A5

secondary

#C59C59

accent

#A83CEC

background

#F7F7FB

surface

#EDEEF7

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #1E52A5

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

Preview Lab → · Contrast checker → · Palette generator →