#1F5F97#1F5F97

#1F5F97 is a mid, moderate cyan. Relative luminance 0.107; OKLCH L 47.4% C 0.111 H 249.0°. Best body text is #FFFFFF at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#1F5F97
RGB	rgb(31, 95, 151)
HSL	hsl(208, 66%, 36%)
HSV	hsv(208, 79%, 59%)
CMYK	cmyk(79.5%, 37.1%, 0%, 40.8%)
CIE-LAB	lab(39.09, 0.49, -36.31)
CIE-LCH	lch(39.09, 36.32, 270.77°)
OKLab	oklab(47.41% -0.0396 -0.1034)
OKLCH	oklch(47.41% 0.111 249)
XYZ	xyz(10.2411, 10.7089, 30.7994)
Luminance	0.1071 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F5F97 #97571F

analogous

#1F9793 #1F5F97 #1F2397

triadic

#1F5F97 #971F5F #5F971F

tetradic

#1F5F97 #931F97 #97571F #23971F

square

#1F5F97 #931F97 #97571F #23971F

split-complementary

#1F5F97 #971F23 #97931F

monochromatic

#0A1F31 #153F64 #1F5F97 #297FCA #549DDC

Accessibility & contrast

On white

6.68

#1F5F97 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#1F5F97 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F5F97

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F5F97	#FFFFFF	#000000	##FFFFFF
##1F5F97	1.00	6.68	3.14	6.68
#FFFFFF	6.68	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#456299

Deuteranopia (green-blind)

#335796

Tritanopia (blue-blind)

#006C74

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #1f5f97;
/* rgb */ color: rgb(31, 95, 151);
/* oklch */ color: oklch(47.4% 0.111 249.0);

Tailwind

colors: {
  custom: {
    50: '#6e8cb6',
    500: '#1f5f97',
    950: '#000000',
  },
}

SCSS

$custom: #1f5f97;
$custom-light: #6e8cb6;
$custom-dark: #000000;

JSON

{
  "hex": "#1f5f97",
  "rgb": {
    "r": 31,
    "g": 95,
    "b": 151
  },
  "hsl": {
    "h": 208,
    "s": 65.934,
    "l": 35.686
  },
  "oklch": {
    "l": 0.47414,
    "c": 0.11078,
    "h": 249
  },
  "luminance": 0.1071
}

Semantic roles & 50–950 ramp

primary

#1F5F97

secondary

#BF8552

accent

#8E3FE9

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#080C11

muted

#7B7D80

Preview Lab

Preview with #1F5F97

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

Preview Lab → · Contrast checker → · Palette generator →