#1F1985#1F1985

#1F1985 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.6% C 0.169 H 273.4°. Best body text is #FFFFFF at 13.67:1 contrast (WCAG AA passes).

Color values

HEX	#1F1985
RGB	rgb(31, 25, 133)
HSL	hsl(243, 68%, 31%)
HSV	hsv(243, 81%, 52%)
CMYK	cmyk(76.7%, 81.2%, 0%, 47.8%)
CIE-LAB	lab(18.71, 39.52, -58.27)
CIE-LCH	lch(18.71, 70.41, 304.14°)
OKLab	oklab(31.65% 0.01 -0.1686)
OKLCH	oklch(31.65% 0.169 273.4)
XYZ	xyz(5.1449, 2.6795, 22.4318)
Luminance	0.0268 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F1985 #7F8519

analogous

#194985 #1F1985 #551985

triadic

#1F1985 #851F19 #19851F

tetradic

#1F1985 #851949 #7F8519 #198555

square

#1F1985 #851949 #7F8519 #198555

split-complementary

#1F1985 #855519 #498519

monochromatic

#07061E #130F51 #1F1985 #2B23B9 #463EDB

Accessibility & contrast

On white

13.67

#1F1985 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#1F1985 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F1985

13.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F1985	#FFFFFF	#000000	##FFFFFF
##1F1985	1.00	13.67	1.54	13.67
#FFFFFF	13.67	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003288

Deuteranopia (green-blind)

#002883

Tritanopia (blue-blind)

#003A4F

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #1f1985;
/* rgb */ color: rgb(31, 25, 133);
/* oklch */ color: oklch(31.6% 0.169 273.4);

Tailwind

colors: {
  custom: {
    50: '#6e58aa',
    500: '#1f1985',
    950: '#000000',
  },
}

SCSS

$custom: #1f1985;
$custom-light: #6e58aa;
$custom-dark: #000000;

JSON

{
  "hex": "#1f1985",
  "rgb": {
    "r": 31,
    "g": 25,
    "b": 133
  },
  "hsl": {
    "h": 243.333,
    "s": 68.354,
    "l": 30.98
  },
  "oklch": {
    "l": 0.3165,
    "c": 0.1689,
    "h": 273.4
  },
  "luminance": 0.0268
}

Semantic roles & 50–950 ramp

primary

#1F1985

secondary

#B2B941

accent

#EB3DE2

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080310

muted

#7B787F

Preview Lab

Preview with #1F1985

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

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