#298EB3#298EB3

#298EB3 is a mid, moderate cyan. Relative luminance 0.231; OKLCH L 60.7% C 0.105 H 227.5°. Best body text is #000000 at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#298EB3
RGB	rgb(41, 142, 179)
HSL	hsl(196, 63%, 43%)
HSV	hsv(196, 77%, 70%)
CMYK	cmyk(77.1%, 20.7%, 0%, 29.8%)
CIE-LAB	lab(55.14, -15.74, -27.52)
CIE-LCH	lch(55.14, 31.71, 240.23°)
OKLab	oklab(60.66% -0.0708 -0.0773)
OKLCH	oklch(60.66% 0.105 227.5)
XYZ	xyz(18.7208, 23.0698, 46.1053)
Luminance	0.2307 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#298EB3 #B34E29

analogous

#29B393 #298EB3 #2949B3

triadic

#298EB3 #B3298E #8EB329

tetradic

#298EB3 #9329B3 #B34E29 #49B329

square

#298EB3 #9329B3 #B34E29 #49B329

split-complementary

#298EB3 #B32949 #B39329

monochromatic

#123F4F #1E6681 #298EB3 #45AED4 #77C4E0

Accessibility & contrast

On white

3.74

#298EB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.61

#298EB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #298EB3

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##298EB3	#FFFFFF	#000000	##000000
##298EB3	1.00	3.74	5.61	5.61
#FFFFFF	3.74	1.00	21.00	21.00
#000000	5.61	21.00	1.00	1.00
##000000	5.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A8BB5

Deuteranopia (green-blind)

#687EB3

Tritanopia (blue-blind)

#00999A

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #298eb3;
/* rgb */ color: rgb(41, 142, 179);
/* oklch */ color: oklch(60.7% 0.105 227.5);

Tailwind

colors: {
  custom: {
    50: '#78afca',
    500: '#298eb3',
    950: '#000000',
  },
}

SCSS

$custom: #298eb3;
$custom-light: #78afca;
$custom-dark: #000000;

JSON

{
  "hex": "#298eb3",
  "rgb": {
    "r": 41,
    "g": 142,
    "b": 179
  },
  "hsl": {
    "h": 196.087,
    "s": 62.727,
    "l": 43.137
  },
  "oklch": {
    "l": 0.60664,
    "c": 0.10482,
    "h": 227.5
  },
  "luminance": 0.23072
}

Semantic roles & 50–950 ramp

primary

#298EB3

secondary

#C78870

accent

#6E42E6

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #298EB3

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

Preview Lab → · Contrast checker → · Palette generator →