#1E2488#1E2488

#1E2488 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.5% C 0.162 H 271.2°. Best body text is #FFFFFF at 12.63:1 contrast (WCAG AA passes).

Color values

HEX	#1E2488
RGB	rgb(30, 36, 136)
HSL	hsl(237, 64%, 33%)
HSV	hsv(237, 78%, 53%)
CMYK	cmyk(77.9%, 73.5%, 0%, 46.7%)
CIE-LAB	lab(21.26, 34.05, -55.95)
CIE-LCH	lch(21.26, 65.49, 301.32°)
OKLab	oklab(33.54% 0.0033 -0.1619)
OKLCH	oklch(33.54% 0.162 271.2)
XYZ	xyz(5.6087, 3.3147, 23.6320)
Luminance	0.0331 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E2488 #88821E

analogous

#1E5988 #1E2488 #4D1E88

triadic

#1E2488 #881E24 #24881E

tetradic

#1E2488 #881E59 #88821E #1E884D

square

#1E2488 #881E59 #88821E #1E884D

split-complementary

#1E2488 #884D1E #59881E

monochromatic

#080924 #131756 #1E2488 #2931BA #4951D7

Accessibility & contrast

On white

12.63

#1E2488 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#1E2488 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E2488

12.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E2488	#FFFFFF	#000000	##FFFFFF
##1E2488	1.00	12.63	1.66	12.63
#FFFFFF	12.63	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00388B

Deuteranopia (green-blind)

#002E86

Tritanopia (blue-blind)

#004053

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1e2488;
/* rgb */ color: rgb(30, 36, 136);
/* oklch */ color: oklch(33.5% 0.162 271.2);

Tailwind

colors: {
  custom: {
    50: '#6d5fac',
    500: '#1e2488',
    950: '#000000',
  },
}

SCSS

$custom: #1e2488;
$custom-light: #6d5fac;
$custom-dark: #000000;

JSON

{
  "hex": "#1e2488",
  "rgb": {
    "r": 30,
    "g": 36,
    "b": 136
  },
  "hsl": {
    "h": 236.604,
    "s": 63.855,
    "l": 32.549
  },
  "oklch": {
    "l": 0.3354,
    "c": 0.16198,
    "h": 271.2
  },
  "luminance": 0.03315
}

Semantic roles & 50–950 ramp

primary

#1E2488

secondary

#B9B349

accent

#DD41E7

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080510

muted

#7B797F

Preview Lab

Preview with #1E2488

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

Preview Lab → · Contrast checker → · Palette generator →