#1E256F#1E256F

#1E256F is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.1% C 0.126 H 272.4°. Best body text is #FFFFFF at 13.55:1 contrast (WCAG AA passes).

Color values

HEX	#1E256F
RGB	rgb(30, 37, 111)
HSL	hsl(235, 57%, 28%)
HSV	hsv(235, 73%, 44%)
CMYK	cmyk(73%, 66.7%, 0%, 56.5%)
CIE-LAB	lab(19.00, 24.00, -43.75)
CIE-LCH	lch(19.00, 49.90, 298.75°)
OKLab	oklab(31.14% 0.0054 -0.1263)
OKLCH	oklch(31.14% 0.126 272.4)
XYZ	xyz(4.0653, 2.7465, 15.3517)
Luminance	0.0275 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E256F #6F681E

analogous

#1E4D6F #1E256F #401E6F

triadic

#1E256F #6F1E25 #256F1E

tetradic

#1E256F #6F1E4D #6F681E #1E6F40

square

#1E256F #6F1E4D #6F681E #1E6F40

split-complementary

#1E256F #6F401E #4D6F1E

monochromatic

#070818 #11153F #1E256F #2B359F #3D49CB

Accessibility & contrast

On white

13.55

#1E256F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#1E256F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E256F

13.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E256F	#FFFFFF	#000000	##FFFFFF
##1E256F	1.00	13.55	1.55	13.55
#FFFFFF	13.55	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003271

Deuteranopia (green-blind)

#002A6E

Tritanopia (blue-blind)

#003846

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #1e256f;
/* rgb */ color: rgb(30, 37, 111);
/* oklch */ color: oklch(31.1% 0.126 272.4);

Tailwind

colors: {
  custom: {
    50: '#665f99',
    500: '#1e256f',
    950: '#000000',
  },
}

SCSS

$custom: #1e256f;
$custom-light: #665f99;
$custom-dark: #000000;

JSON

{
  "hex": "#1e256f",
  "rgb": {
    "r": 30,
    "g": 37,
    "b": 111
  },
  "hsl": {
    "h": 234.815,
    "s": 57.447,
    "l": 27.647
  },
  "oklch": {
    "l": 0.31136,
    "c": 0.12643,
    "h": 272.4
  },
  "luminance": 0.02747
}

Semantic roles & 50–950 ramp

primary

#1E256F

secondary

#A39B46

accent

#D347E1

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #1E256F

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

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