#247EB1#247EB1

#247EB1 is a mid, moderate cyan. Relative luminance 0.185; OKLCH L 56.6% C 0.113 H 239.0°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#247EB1
RGB	rgb(36, 126, 177)
HSL	hsl(202, 66%, 42%)
HSV	hsv(202, 80%, 69%)
CMYK	cmyk(79.7%, 28.8%, 0%, 30.6%)
CIE-LAB	lab(50.06, -7.97, -34.30)
CIE-LCH	lch(50.06, 35.22, 256.92°)
OKLab	oklab(56.55% -0.0583 -0.0971)
OKLCH	oklch(56.55% 0.113 239)
XYZ	xyz(16.1211, 18.4691, 44.3017)
Luminance	0.1847 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#247EB1 #B15724

analogous

#24B19E #247EB1 #2438B1

triadic

#247EB1 #B1247E #7EB124

tetradic

#247EB1 #9E24B1 #B15724 #38B124

square

#247EB1 #9E24B1 #B15724 #38B124

split-complementary

#247EB1 #B12438 #B19E24

monochromatic

#0F364B #1A5A7E #247EB1 #3B9FD7 #6EB8E1

Accessibility & contrast

On white

4.47

#247EB1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#247EB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #247EB1

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##247EB1	#FFFFFF	#000000	##000000
##247EB1	1.00	4.47	4.69	4.69
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#667EB3

Deuteranopia (green-blind)

#5371B0

Tritanopia (blue-blind)

#008B90

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #247eb1;
/* rgb */ color: rgb(36, 126, 177);
/* oklch */ color: oklch(56.6% 0.113 239.0);

Tailwind

colors: {
  custom: {
    50: '#75a3c8',
    500: '#247eb1',
    950: '#000000',
  },
}

SCSS

$custom: #247eb1;
$custom-light: #75a3c8;
$custom-dark: #000000;

JSON

{
  "hex": "#247eb1",
  "rgb": {
    "r": 36,
    "g": 126,
    "b": 177
  },
  "hsl": {
    "h": 201.702,
    "s": 66.197,
    "l": 41.765
  },
  "oklch": {
    "l": 0.56552,
    "c": 0.11325,
    "h": 239
  },
  "luminance": 0.18471
}

Semantic roles & 50–950 ramp

primary

#247EB1

secondary

#C88B69

accent

#7C3FE9

background

#F7FAFC

surface

#EEF3F8

border

#C9CDD1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #247EB1

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

Preview Lab → · Contrast checker → · Palette generator →