#1F5FA7#1F5FA7

#1F5FA7 is a mid, vivid cyan. Relative luminance 0.113; OKLCH L 48.4% C 0.132 H 254.3°. Best body text is #FFFFFF at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#1F5FA7
RGB	rgb(31, 95, 167)
HSL	hsl(212, 69%, 39%)
HSV	hsv(212, 81%, 65%)
CMYK	cmyk(81.4%, 43.1%, 0%, 34.5%)
CIE-LAB	lab(40.02, 6.75, -44.36)
CIE-LCH	lch(40.02, 44.87, 278.65°)
OKLab	oklab(48.45% -0.0357 -0.1271)
OKLCH	oklch(48.45% 0.132 254.3)
XYZ	xyz(11.6297, 11.2643, 38.1130)
Luminance	0.1127 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F5FA7 #A7671F

analogous

#1FA3A7 #1F5FA7 #231FA7

triadic

#1F5FA7 #A71F5F #5FA71F

tetradic

#1F5FA7 #A71FA3 #A7671F #1FA723

square

#1F5FA7 #A71FA3 #A7671F #1FA723

split-complementary

#1F5FA7 #A7231F #A3A71F

monochromatic

#0C2440 #154273 #1F5FA7 #2B7DD8 #5F9CE1

Accessibility & contrast

On white

6.46

#1F5FA7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#1F5FA7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F5FA7

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F5FA7	#FFFFFF	#000000	##FFFFFF
##1F5FA7	1.00	6.46	3.25	6.46
#FFFFFF	6.46	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B65AA

Deuteranopia (green-blind)

#2159A6

Tritanopia (blue-blind)

#00707B

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #1f5fa7;
/* rgb */ color: rgb(31, 95, 167);
/* oklch */ color: oklch(48.4% 0.132 254.3);

Tailwind

colors: {
  custom: {
    50: '#718bc1',
    500: '#1f5fa7',
    950: '#000000',
  },
}

SCSS

$custom: #1f5fa7;
$custom-light: #718bc1;
$custom-dark: #000000;

JSON

{
  "hex": "#1f5fa7",
  "rgb": {
    "r": 31,
    "g": 95,
    "b": 167
  },
  "hsl": {
    "h": 211.765,
    "s": 68.687,
    "l": 38.824
  },
  "oklch": {
    "l": 0.4845,
    "c": 0.13197,
    "h": 254.3
  },
  "luminance": 0.11266
}

Semantic roles & 50–950 ramp

primary

#1F5FA7

secondary

#C6945C

accent

#993CEC

background

#F7F8FB

surface

#EDF0F7

border

#C8CBD0

text

#090C12

muted

#7B7D81

Preview Lab

Preview with #1F5FA7

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

Preview Lab → · Contrast checker → · Palette generator →