#298BB4#298BB4

#298BB4 is a mid, moderate cyan. Relative luminance 0.222; OKLCH L 60.0% C 0.107 H 230.8°. Best body text is #000000 at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#298BB4
RGB	rgb(41, 139, 180)
HSL	hsl(198, 63%, 43%)
HSV	hsv(198, 77%, 71%)
CMYK	cmyk(77.2%, 22.8%, 0%, 29.4%)
CIE-LAB	lab(54.27, -13.74, -29.45)
CIE-LCH	lch(54.27, 32.50, 244.99°)
OKLab	oklab(59.98% -0.0675 -0.0828)
OKLCH	oklch(59.98% 0.107 230.8)
XYZ	xyz(18.3819, 22.2297, 46.4931)
Luminance	0.2223 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#298BB4 #B45229

analogous

#29B497 #298BB4 #2945B4

triadic

#298BB4 #B4298B #8BB429

tetradic

#298BB4 #9729B4 #B45229 #45B429

square

#298BB4 #9729B4 #B45229 #45B429

split-complementary

#298BB4 #B42945 #B49729

monochromatic

#123E50 #1E6582 #298BB4 #45AAD5 #77C1E0

Accessibility & contrast

On white

3.86

#298BB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.45

#298BB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #298BB4

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##298BB4	#FFFFFF	#000000	##000000
##298BB4	1.00	3.86	5.45	5.45
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.45	21.00	1.00	1.00
##000000	5.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7689B6

Deuteranopia (green-blind)

#647CB3

Tritanopia (blue-blind)

#009699

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #298bb4;
/* rgb */ color: rgb(41, 139, 180);
/* oklch */ color: oklch(60.0% 0.107 230.8);

Tailwind

colors: {
  custom: {
    50: '#78acca',
    500: '#298bb4',
    950: '#000000',
  },
}

SCSS

$custom: #298bb4;
$custom-light: #78acca;
$custom-dark: #000000;

JSON

{
  "hex": "#298bb4",
  "rgb": {
    "r": 41,
    "g": 139,
    "b": 180
  },
  "hsl": {
    "h": 197.698,
    "s": 62.896,
    "l": 43.333
  },
  "oklch": {
    "l": 0.59979,
    "c": 0.10689,
    "h": 230.8
  },
  "luminance": 0.22232
}

Semantic roles & 50–950 ramp

primary

#298BB4

secondary

#C88B71

accent

#7242E6

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #298BB4

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

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