#1F6597#1F6597

#1F6597 is a mid, moderate cyan. Relative luminance 0.118; OKLCH L 48.9% C 0.105 H 244.4°. Best body text is #FFFFFF at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#1F6597
RGB	rgb(31, 101, 151)
HSL	hsl(205, 66%, 36%)
HSV	hsv(205, 79%, 59%)
CMYK	cmyk(79.5%, 33.1%, 0%, 40.8%)
CIE-LAB	lab(40.95, -3.27, -33.37)
CIE-LCH	lch(40.95, 33.53, 264.41°)
OKLab	oklab(48.88% -0.0453 -0.0947)
OKLCH	oklch(48.88% 0.105 244.4)
XYZ	xyz(10.8025, 11.8317, 30.9866)
Luminance	0.1183 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F6597 #97511F

analogous

#1F978D #1F6597 #1F2997

triadic

#1F6597 #971F65 #65971F

tetradic

#1F6597 #8D1F97 #97511F #29971F

square

#1F6597 #8D1F97 #97511F #29971F

split-complementary

#1F6597 #971F29 #978D1F

monochromatic

#0A2131 #154364 #1F6597 #2987CA #54A3DC

Accessibility & contrast

On white

6.24

#1F6597 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#1F6597 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F6597

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F6597	#FFFFFF	#000000	##FFFFFF
##1F6597	1.00	6.24	3.37	6.24
#FFFFFF	6.24	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E6799

Deuteranopia (green-blind)

#3D5C96

Tritanopia (blue-blind)

#007177

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #1f6597;
/* rgb */ color: rgb(31, 101, 151);
/* oklch */ color: oklch(48.9% 0.105 244.4);

Tailwind

colors: {
  custom: {
    50: '#6e90b6',
    500: '#1f6597',
    950: '#000000',
  },
}

SCSS

$custom: #1f6597;
$custom-light: #6e90b6;
$custom-dark: #000000;

JSON

{
  "hex": "#1f6597",
  "rgb": {
    "r": 31,
    "g": 101,
    "b": 151
  },
  "hsl": {
    "h": 205,
    "s": 65.934,
    "l": 35.686
  },
  "oklch": {
    "l": 0.4888,
    "c": 0.10501,
    "h": 244.4
  },
  "luminance": 0.11833
}

Semantic roles & 50–950 ramp

primary

#1F6597

secondary

#BF8052

accent

#863FE9

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#080C11

muted

#7B7D80

Preview Lab

Preview with #1F6597

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

Preview Lab → · Contrast checker → · Palette generator →