#1F4F92#1F4F92

#1F4F92 is a dark, vivid cyan. Relative luminance 0.080; OKLCH L 43.3% C 0.122 H 257.6°. Best body text is #FFFFFF at 8.10:1 contrast (WCAG AA passes).

Color values

HEX	#1F4F92
RGB	rgb(31, 79, 146)
HSL	hsl(215, 65%, 35%)
HSV	hsv(215, 79%, 57%)
CMYK	cmyk(78.8%, 45.9%, 0%, 42.7%)
CIE-LAB	lab(33.89, 8.95, -41.57)
CIE-LCH	lch(33.89, 42.52, 282.15°)
OKLab	oklab(43.27% -0.0263 -0.1192)
OKLCH	oklch(43.27% 0.122 257.6)
XYZ	xyz(8.5475, 7.9576, 28.2740)
Luminance	0.0796 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F4F92 #92621F

analogous

#1F8892 #1F4F92 #291F92

triadic

#1F4F92 #921F4F #4F921F

tetradic

#1F4F92 #921F88 #92621F #1F9229

square

#1F4F92 #921F88 #92621F #1F9229

split-complementary

#1F4F92 #92291F #88921F

monochromatic

#0A182D #143460 #1F4F92 #2A6AC4 #518ADA

Accessibility & contrast

On white

8.10

#1F4F92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#1F4F92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F4F92

8.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F4F92	#FFFFFF	#000000	##FFFFFF
##1F4F92	1.00	8.10	2.59	8.10
#FFFFFF	8.10	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C5595

Deuteranopia (green-blind)

#144B91

Tritanopia (blue-blind)

#005F69

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #1f4f92;
/* rgb */ color: rgb(31, 79, 146);
/* oklch */ color: oklch(43.3% 0.122 257.6);

Tailwind

colors: {
  custom: {
    50: '#6d7fb2',
    500: '#1f4f92',
    950: '#000000',
  },
}

SCSS

$custom: #1f4f92;
$custom-light: #6d7fb2;
$custom-dark: #000000;

JSON

{
  "hex": "#1f4f92",
  "rgb": {
    "r": 31,
    "g": 79,
    "b": 146
  },
  "hsl": {
    "h": 214.957,
    "s": 64.972,
    "l": 34.706
  },
  "oklch": {
    "l": 0.43271,
    "c": 0.12205,
    "h": 257.6
  },
  "luminance": 0.07959
}

Semantic roles & 50–950 ramp

primary

#1F4F92

secondary

#BD8F50

accent

#A240E8

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #1F4F92

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

Preview Lab → · Contrast checker → · Palette generator →