#247EA4#247EA4

#247EA4 is a mid, moderate cyan. Relative luminance 0.180; OKLCH L 55.9% C 0.100 H 231.1°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#247EA4
RGB	rgb(36, 126, 164)
HSL	hsl(198, 64%, 39%)
HSV	hsv(198, 78%, 64%)
CMYK	cmyk(78%, 23.2%, 0%, 35.7%)
CIE-LAB	lab(49.47, -12.66, -27.69)
CIE-LCH	lch(49.47, 30.45, 245.42°)
OKLab	oklab(55.88% -0.0629 -0.0779)
OKLCH	oklch(55.88% 0.1 231.1)
XYZ	xyz(14.8865, 17.9753, 37.7998)
Luminance	0.1798 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#247EA4 #A44A24

analogous

#24A48A #247EA4 #243EA4

triadic

#247EA4 #A4247E #7EA424

tetradic

#247EA4 #8A24A4 #A44A24 #3EA424

square

#247EA4 #8A24A4 #A44A24 #3EA424

split-complementary

#247EA4 #A4243E #A48A24

monochromatic

#0E3140 #195772 #247EA4 #33A3D2 #65BADD

Accessibility & contrast

On white

4.57

#247EA4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#247EA4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #247EA4

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##247EA4	#FFFFFF	#000000	##000000
##247EA4	1.00	4.57	4.60	4.60
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B7CA6

Deuteranopia (green-blind)

#5A70A3

Tritanopia (blue-blind)

#00888B

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #247ea4;
/* rgb */ color: rgb(36, 126, 164);
/* oklch */ color: oklch(55.9% 0.100 231.1);

Tailwind

colors: {
  custom: {
    50: '#73a3bf',
    500: '#247ea4',
    950: '#000000',
  },
}

SCSS

$custom: #247ea4;
$custom-light: #73a3bf;
$custom-dark: #000000;

JSON

{
  "hex": "#247ea4",
  "rgb": {
    "r": 36,
    "g": 126,
    "b": 164
  },
  "hsl": {
    "h": 197.813,
    "s": 64,
    "l": 39.216
  },
  "oklch": {
    "l": 0.55883,
    "c": 0.10011,
    "h": 231.1
  },
  "luminance": 0.17977
}

Semantic roles & 50–950 ramp

primary

#247EA4

secondary

#C37E61

accent

#7241E7

background

#F7FAFB

surface

#EEF3F7

border

#C9CDD0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #247EA4

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

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