#298B9F#298B9F

#298B9F is a mid, moderate cyan. Relative luminance 0.214; OKLCH L 59.0% C 0.092 H 214.5°. Best body text is #000000 at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#298B9F
RGB	rgb(41, 139, 159)
HSL	hsl(190, 59%, 39%)
HSV	hsv(190, 74%, 62%)
CMYK	cmyk(74.2%, 12.6%, 0%, 37.6%)
CIE-LAB	lab(53.43, -20.88, -18.68)
CIE-LCH	lch(53.43, 28.02, 221.83°)
OKLab	oklab(59.02% -0.0757 -0.0521)
OKLCH	oklch(59.02% 0.092 214.5)
XYZ	xyz(16.4024, 21.4379, 36.0676)
Luminance	0.2144 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#298B9F #9F3D29

analogous

#299F78 #298B9F #29509F

triadic

#298B9F #9F298B #8B9F29

tetradic

#298B9F #78299F #9F3D29 #509F29

square

#298B9F #78299F #9F3D29 #509F29

split-complementary

#298B9F #9F2950 #9F7829

monochromatic

#10363E #1C606E #298B9F #39B3CC #6AC6D9

Accessibility & contrast

On white

3.97

#298B9F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.29

#298B9F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #298B9F

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##298B9F	#FFFFFF	#000000	##000000
##298B9F	1.00	3.97	5.29	5.29
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.29	21.00	1.00	1.00
##000000	5.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D86A0

Deuteranopia (green-blind)

#6C7A9F

Tritanopia (blue-blind)

#009391

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #298b9f;
/* rgb */ color: rgb(41, 139, 159);
/* oklch */ color: oklch(59.0% 0.092 214.5);

Tailwind

colors: {
  custom: {
    50: '#75adbb',
    500: '#298b9f',
    950: '#000000',
  },
}

SCSS

$custom: #298b9f;
$custom-light: #75adbb;
$custom-dark: #000000;

JSON

{
  "hex": "#298b9f",
  "rgb": {
    "r": 41,
    "g": 139,
    "b": 159
  },
  "hsl": {
    "h": 190.169,
    "s": 59,
    "l": 39.216
  },
  "oklch": {
    "l": 0.59023,
    "c": 0.09191,
    "h": 214.5
  },
  "luminance": 0.2144
}

Semantic roles & 50–950 ramp

primary

#298B9F

secondary

#BF7465

accent

#6046E2

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1011

muted

#7C7F80

Preview Lab

Preview with #298B9F

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

Preview Lab → · Contrast checker → · Palette generator →