#1F7397#1F7397

#1F7397 is a mid, moderate cyan. Relative luminance 0.148; OKLCH L 52.4% C 0.095 H 231.7°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#1F7397
RGB	rgb(31, 115, 151)
HSL	hsl(198, 66%, 36%)
HSV	hsv(198, 79%, 59%)
CMYK	cmyk(79.5%, 23.8%, 0%, 40.8%)
CIE-LAB	lab(45.34, -11.63, -26.49)
CIE-LCH	lch(45.34, 28.93, 246.30°)
OKLab	oklab(52.37% -0.059 -0.0746)
OKLCH	oklch(52.37% 0.095 231.7)
XYZ	xyz(12.2795, 14.7856, 31.4789)
Luminance	0.1479 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F7397 #97431F

analogous

#1F977F #1F7397 #1F3797

triadic

#1F7397 #971F73 #73971F

tetradic

#1F7397 #7F1F97 #97431F #37971F

square

#1F7397 #7F1F97 #97431F #37971F

split-complementary

#1F7397 #971F37 #977F1F

monochromatic

#0A2631 #154C64 #1F7397 #299ACA #54B3DC

Accessibility & contrast

On white

5.31

#1F7397 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#1F7397 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F7397

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F7397	#FFFFFF	#000000	##FFFFFF
##1F7397	1.00	5.31	3.96	5.31
#FFFFFF	5.31	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#617299

Deuteranopia (green-blind)

#516696

Tritanopia (blue-blind)

#007D7F

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #1f7397;
/* rgb */ color: rgb(31, 115, 151);
/* oklch */ color: oklch(52.4% 0.095 231.7);

Tailwind

colors: {
  custom: {
    50: '#6e9bb5',
    500: '#1f7397',
    950: '#000000',
  },
}

SCSS

$custom: #1f7397;
$custom-light: #6e9bb5;
$custom-dark: #000000;

JSON

{
  "hex": "#1f7397",
  "rgb": {
    "r": 31,
    "g": 115,
    "b": 151
  },
  "hsl": {
    "h": 198,
    "s": 65.934,
    "l": 35.686
  },
  "oklch": {
    "l": 0.52367,
    "c": 0.0951,
    "h": 231.7
  },
  "luminance": 0.14787
}

Semantic roles & 50–950 ramp

primary

#1F7397

secondary

#BF7352

accent

#723FE9

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#080E11

muted

#7B7E80

Preview Lab

Preview with #1F7397

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

Preview Lab → · Contrast checker → · Palette generator →