#1E2587#1E2587

#1E2587 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.6% C 0.160 H 271.1°. Best body text is #FFFFFF at 12.58:1 contrast (WCAG AA passes).

Color values

HEX	#1E2587
RGB	rgb(30, 37, 135)
HSL	hsl(236, 64%, 32%)
HSV	hsv(236, 78%, 53%)
CMYK	cmyk(77.8%, 72.6%, 0%, 47.1%)
CIE-LAB	lab(21.39, 33.05, -55.12)
CIE-LCH	lch(21.39, 64.27, 300.95°)
OKLab	oklab(33.6% 0.003 -0.1595)
OKLCH	oklch(33.6% 0.16 271.1)
XYZ	xyz(5.5687, 3.3478, 23.2697)
Luminance	0.0335 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E2587 #87801E

analogous

#1E5A87 #1E2587 #4C1E87

triadic

#1E2587 #871E25 #25871E

tetradic

#1E2587 #871E5A #87801E #1E874C

square

#1E2587 #871E5A #87801E #1E874C

split-complementary

#1E2587 #874C1E #5A871E

monochromatic

#080A23 #131755 #1E2587 #2933B9 #4952D7

Accessibility & contrast

On white

12.58

#1E2587 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#1E2587 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E2587

12.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E2587	#FFFFFF	#000000	##FFFFFF
##1E2587	1.00	12.58	1.67	12.58
#FFFFFF	12.58	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00388A

Deuteranopia (green-blind)

#002E85

Tritanopia (blue-blind)

#004053

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1e2587;
/* rgb */ color: rgb(30, 37, 135);
/* oklch */ color: oklch(33.6% 0.160 271.1);

Tailwind

colors: {
  custom: {
    50: '#6d60ab',
    500: '#1e2587',
    950: '#000000',
  },
}

SCSS

$custom: #1e2587;
$custom-light: #6d60ab;
$custom-dark: #000000;

JSON

{
  "hex": "#1e2587",
  "rgb": {
    "r": 30,
    "g": 37,
    "b": 135
  },
  "hsl": {
    "h": 236,
    "s": 63.636,
    "l": 32.353
  },
  "oklch": {
    "l": 0.33597,
    "c": 0.15957,
    "h": 271.1
  },
  "luminance": 0.03348
}

Semantic roles & 50–950 ramp

primary

#1E2587

secondary

#B9B148

accent

#DC41E7

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080510

muted

#7B797F

Preview Lab

Preview with #1E2587

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

Preview Lab → · Contrast checker → · Palette generator →