#1F2E7E#1F2E7E

#1F2E7E is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.4% C 0.136 H 269.6°. Best body text is #FFFFFF at 12.00:1 contrast (WCAG AA passes).

Color values

HEX	#1F2E7E
RGB	rgb(31, 46, 126)
HSL	hsl(231, 61%, 31%)
HSV	hsv(231, 75%, 49%)
CMYK	cmyk(75.4%, 63.5%, 0%, 50.6%)
CIE-LAB	lab(22.83, 23.73, -47.08)
CIE-LCH	lch(22.83, 52.72, 296.75°)
OKLab	oklab(34.4% -0.001 -0.1359)
OKLCH	oklch(34.4% 0.136 269.6)
XYZ	xyz(5.3067, 3.7511, 20.1790)
Luminance	0.0375 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2E7E #7E6F1F

analogous

#1F5D7E #1F2E7E #3F1F7E

triadic

#1F2E7E #7E1F2E #2E7E1F

tetradic

#1F2E7E #7E1F5D #7E6F1F #1F7E3F

square

#1F2E7E #7E1F5D #7E6F1F #1F7E3F

split-complementary

#1F2E7E #7E3F1F #5D7E1F

monochromatic

#070A1C #131C4D #1F2E7E #2B40AF #465CD1

Accessibility & contrast

On white

12.00

#1F2E7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#1F2E7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2E7E

12.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2E7E	#FFFFFF	#000000	##FFFFFF
##1F2E7E	1.00	12.00	1.75	12.00
#FFFFFF	12.00	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B81

Deuteranopia (green-blind)

#00327C

Tritanopia (blue-blind)

#004251

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #1f2e7e;
/* rgb */ color: rgb(31, 46, 126);
/* oklch */ color: oklch(34.4% 0.136 269.6);

Tailwind

colors: {
  custom: {
    50: '#6a66a4',
    500: '#1f2e7e',
    950: '#000000',
  },
}

SCSS

$custom: #1f2e7e;
$custom-light: #6a66a4;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2e7e",
  "rgb": {
    "r": 31,
    "g": 46,
    "b": 126
  },
  "hsl": {
    "h": 230.526,
    "s": 60.51,
    "l": 30.784
  },
  "oklch": {
    "l": 0.344,
    "c": 0.13595,
    "h": 269.6
  },
  "luminance": 0.03752
}

Semantic roles & 50–950 ramp

primary

#1F2E7E

secondary

#B1A048

accent

#CA44E4

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #1F2E7E

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

Preview Lab → · Contrast checker → · Palette generator →