#1E357B#1E357B

#1E357B is a dark, vivid blue. Relative luminance 0.043; OKLCH L 35.5% C 0.123 H 266.4°. Best body text is #FFFFFF at 11.35:1 contrast (WCAG AA passes).

Color values

HEX	#1E357B
RGB	rgb(30, 53, 123)
HSL	hsl(225, 61%, 30%)
HSV	hsv(225, 76%, 48%)
CMYK	cmyk(75.6%, 56.9%, 0%, 51.8%)
CIE-LAB	lab(24.49, 17.49, -42.49)
CIE-LCH	lch(24.49, 45.95, 292.38°)
OKLab	oklab(35.54% -0.0077 -0.1224)
OKLCH	oklch(35.54% 0.123 266.4)
XYZ	xyz(5.3824, 4.2517, 19.2720)
Luminance	0.0425 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E357B #7B641E

analogous

#1E647B #1E357B #351E7B

triadic

#1E357B #7B1E35 #357B1E

tetradic

#1E357B #7B1E64 #7B641E #1E7B35

square

#1E357B #7B1E64 #7B641E #1E7B35

split-complementary

#1E357B #7B351E #647B1E

monochromatic

#060B19 #12204A #1E357B #2A4AAC #4266D1

Accessibility & contrast

On white

11.35

#1E357B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#1E357B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E357B

11.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E357B	#FFFFFF	#000000	##FFFFFF
##1E357B	1.00	11.35	1.85	11.35
#FFFFFF	11.35	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F7D

Deuteranopia (green-blind)

#00367A

Tritanopia (blue-blind)

#004652

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #1e357b;
/* rgb */ color: rgb(30, 53, 123);
/* oklch */ color: oklch(35.5% 0.123 266.4);

Tailwind

colors: {
  custom: {
    50: '#686ba2',
    500: '#1e357b',
    950: '#000000',
  },
}

SCSS

$custom: #1e357b;
$custom-light: #686ba2;
$custom-dark: #000000;

JSON

{
  "hex": "#1e357b",
  "rgb": {
    "r": 30,
    "g": 53,
    "b": 123
  },
  "hsl": {
    "h": 225.161,
    "s": 60.784,
    "l": 30
  },
  "oklch": {
    "l": 0.35544,
    "c": 0.12263,
    "h": 266.4
  },
  "luminance": 0.04252
}

Semantic roles & 50–950 ramp

primary

#1E357B

secondary

#AE9546

accent

#BC44E4

background

#F6F6FA

surface

#EBEBF3

border

#C6C6CD

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #1E357B

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

Preview Lab → · Contrast checker → · Palette generator →