#297E8F#297E8F

#297E8F is a mid, moderate cyan. Relative luminance 0.174; OKLCH L 55.0% C 0.083 H 213.8°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#297E8F
RGB	rgb(41, 126, 143)
HSL	hsl(190, 55%, 36%)
HSV	hsv(190, 71%, 56%)
CMYK	cmyk(71.3%, 11.9%, 0%, 43.9%)
CIE-LAB	lab(48.73, -19.22, -16.53)
CIE-LCH	lch(48.73, 25.35, 220.70°)
OKLab	oklab(55.04% -0.0689 -0.046)
OKLCH	oklch(55.04% 0.083 213.8)
XYZ	xyz(13.3311, 17.3748, 28.6324)
Luminance	0.1738 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#297E8F #8F3A29

analogous

#298F6D #297E8F #294B8F

triadic

#297E8F #8F297E #7E8F29

tetradic

#297E8F #6D298F #8F3A29 #4B8F29

square

#297E8F #6D298F #8F3A29 #4B8F29

split-complementary

#297E8F #8F294B #8F6D29

monochromatic

#0E2A30 #1B545F #297E8F #37A8BF #61BFD2

Accessibility & contrast

On white

4.69

#297E8F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.48

#297E8F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #297E8F

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##297E8F	#FFFFFF	#000000	##FFFFFF
##297E8F	1.00	4.69	4.48	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.48	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#727A90

Deuteranopia (green-blind)

#636F8F

Tritanopia (blue-blind)

#008583

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #297e8f;
/* rgb */ color: rgb(41, 126, 143);
/* oklch */ color: oklch(55.0% 0.083 213.8);

Tailwind

colors: {
  custom: {
    50: '#71a3af',
    500: '#297e8f',
    950: '#000000',
  },
}

SCSS

$custom: #297e8f;
$custom-light: #71a3af;
$custom-dark: #000000;

JSON

{
  "hex": "#297e8f",
  "rgb": {
    "r": 41,
    "g": 126,
    "b": 143
  },
  "hsl": {
    "h": 190,
    "s": 55.435,
    "l": 36.078
  },
  "oklch": {
    "l": 0.55043,
    "c": 0.08282,
    "h": 213.8
  },
  "luminance": 0.17376
}

Semantic roles & 50–950 ramp

primary

#297E8F

secondary

#B76C5C

accent

#6249DF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#090F10

muted

#7B7F7F

Preview Lab

Preview with #297E8F

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

Preview Lab → · Contrast checker → · Palette generator →