#1F2995#1F2995

#1F2995 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.8% C 0.173 H 270.1°. Best body text is #FFFFFF at 11.61:1 contrast (WCAG AA passes).

Color values

HEX	#1F2995
RGB	rgb(31, 41, 149)
HSL	hsl(235, 66%, 35%)
HSV	hsv(235, 79%, 58%)
CMYK	cmyk(79.2%, 72.5%, 0%, 41.6%)
CIE-LAB	lab(23.82, 35.72, -59.80)
CIE-LCH	lch(23.82, 69.65, 300.85°)
OKLab	oklab(35.8% 0.0002 -0.1732)
OKLCH	oklch(35.8% 0.173 270.1)
XYZ	xyz(6.7810, 4.0464, 28.8516)
Luminance	0.0405 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2995 #958B1F

analogous

#1F6495 #1F2995 #501F95

triadic

#1F2995 #951F29 #29951F

tetradic

#1F2995 #951F64 #958B1F #1F9550

square

#1F2995 #951F64 #958B1F #1F9550

split-complementary

#1F2995 #95501F #64951F

monochromatic

#0A0D30 #141B62 #1F2995 #2A37C8 #535FDB

Accessibility & contrast

On white

11.61

#1F2995 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#1F2995 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2995

11.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2995	#FFFFFF	#000000	##FFFFFF
##1F2995	1.00	11.61	1.81	11.61
#FFFFFF	11.61	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E98

Deuteranopia (green-blind)

#003393

Tritanopia (blue-blind)

#00485C

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #1f2995;
/* rgb */ color: rgb(31, 41, 149);
/* oklch */ color: oklch(35.8% 0.173 270.1);

Tailwind

colors: {
  custom: {
    50: '#7063b5',
    500: '#1f2995',
    950: '#000000',
  },
}

SCSS

$custom: #1f2995;
$custom-light: #7063b5;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2995",
  "rgb": {
    "r": 31,
    "g": 41,
    "b": 149
  },
  "hsl": {
    "h": 234.915,
    "s": 65.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.35804,
    "c": 0.17316,
    "h": 270.1
  },
  "luminance": 0.04047
}

Semantic roles & 50–950 ramp

primary

#1F2995

secondary

#BFB551

accent

#DA3FE9

background

#F7F5FB

surface

#EDEAF6

border

#C8C6D0

text

#090511

muted

#7B7980

Preview Lab

Preview with #1F2995

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

Preview Lab → · Contrast checker → · Palette generator →