#1F649C#1F649C

#1F649C is a mid, moderate cyan. Relative luminance 0.118; OKLCH L 48.9% C 0.112 H 247.5°. Best body text is #FFFFFF at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#1F649C
RGB	rgb(31, 100, 156)
HSL	hsl(207, 67%, 37%)
HSV	hsv(207, 80%, 61%)
CMYK	cmyk(80.1%, 35.9%, 0%, 38.8%)
CIE-LAB	lab(40.90, -0.73, -36.42)
CIE-LCH	lch(40.90, 36.43, 268.86°)
OKLab	oklab(48.93% -0.0429 -0.1037)
OKLCH	oklch(48.93% 0.112 247.5)
XYZ	xyz(11.1207, 11.8046, 33.1385)
Luminance	0.1181 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F649C #9C571F

analogous

#1F9C96 #1F649C #1F269C

triadic

#1F649C #9C1F64 #649C1F

tetradic

#1F649C #961F9C #9C571F #269C1F

square

#1F649C #961F9C #9C571F #269C1F

split-complementary

#1F649C #9C1F26 #9C961F

monochromatic

#0B2336 #154369 #1F649C #2985CF #58A2DE

Accessibility & contrast

On white

6.25

#1F649C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#1F649C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F649C

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F649C	#FFFFFF	#000000	##FFFFFF
##1F649C	1.00	6.25	3.36	6.25
#FFFFFF	6.25	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A679E

Deuteranopia (green-blind)

#385B9B

Tritanopia (blue-blind)

#007178

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #1f649c;
/* rgb */ color: rgb(31, 100, 156);
/* oklch */ color: oklch(48.9% 0.112 247.5);

Tailwind

colors: {
  custom: {
    50: '#6f8fb9',
    500: '#1f649c',
    950: '#000000',
  },
}

SCSS

$custom: #1f649c;
$custom-light: #6f8fb9;
$custom-dark: #000000;

JSON

{
  "hex": "#1f649c",
  "rgb": {
    "r": 31,
    "g": 100,
    "b": 156
  },
  "hsl": {
    "h": 206.88,
    "s": 66.845,
    "l": 36.667
  },
  "oklch": {
    "l": 0.48933,
    "c": 0.11219,
    "h": 247.5
  },
  "luminance": 0.11806
}

Semantic roles & 50–950 ramp

primary

#1F649C

secondary

#C18655

accent

#8B3EEA

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#080C11

muted

#7B7D80

Preview Lab

Preview with #1F649C

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

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