#1F2A95#1F2A95

#1F2A95 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 36.0% C 0.172 H 269.9°. Best body text is #FFFFFF at 11.52:1 contrast (WCAG AA passes).

Color values

HEX	#1F2A95
RGB	rgb(31, 42, 149)
HSL	hsl(234, 66%, 35%)
HSV	hsv(234, 79%, 58%)
CMYK	cmyk(79.2%, 71.8%, 0%, 41.6%)
CIE-LAB	lab(24.05, 35.09, -59.42)
CIE-LCH	lch(24.05, 69.01, 300.56°)
OKLab	oklab(35.97% -0.0002 -0.1721)
OKLCH	oklch(35.97% 0.172 269.9)
XYZ	xyz(6.8160, 4.1164, 28.8633)
Luminance	0.0412 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2A95 #958A1F

analogous

#1F6595 #1F2A95 #4F1F95

triadic

#1F2A95 #951F2A #2A951F

tetradic

#1F2A95 #951F65 #958A1F #1F954F

square

#1F2A95 #951F65 #958A1F #1F954F

split-complementary

#1F2A95 #954F1F #65951F

monochromatic

#0A0D30 #141C62 #1F2A95 #2A38C8 #5360DB

Accessibility & contrast

On white

11.52

#1F2A95 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#1F2A95 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2A95

11.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2A95	#FFFFFF	#000000	##FFFFFF
##1F2A95	1.00	11.52	1.82	11.52
#FFFFFF	11.52	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F98

Deuteranopia (green-blind)

#003393

Tritanopia (blue-blind)

#00485C

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #1f2a95;
/* rgb */ color: rgb(31, 42, 149);
/* oklch */ color: oklch(36.0% 0.172 269.9);

Tailwind

colors: {
  custom: {
    50: '#7064b5',
    500: '#1f2a95',
    950: '#000000',
  },
}

SCSS

$custom: #1f2a95;
$custom-light: #7064b5;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2a95",
  "rgb": {
    "r": 31,
    "g": 42,
    "b": 149
  },
  "hsl": {
    "h": 234.407,
    "s": 65.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.35969,
    "c": 0.17207,
    "h": 269.9
  },
  "luminance": 0.04117
}

Semantic roles & 50–950 ramp

primary

#1F2A95

secondary

#BFB451

accent

#D93FE9

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090511

muted

#7B7A80

Preview Lab

Preview with #1F2A95

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

Preview Lab → · Contrast checker → · Palette generator →