#297AB4#297AB4

#297AB4 is a mid, moderate cyan. Relative luminance 0.177; OKLCH L 55.9% C 0.118 H 244.3°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#297AB4
RGB	rgb(41, 122, 180)
HSL	hsl(205, 63%, 43%)
HSV	hsv(205, 77%, 71%)
CMYK	cmyk(77.2%, 32.2%, 0%, 29.4%)
CIE-LAB	lab(49.11, -3.95, -37.52)
CIE-LCH	lch(49.11, 37.73, 264.00°)
OKLab	oklab(55.88% -0.0513 -0.1065)
OKLCH	oklch(55.88% 0.118 244.3)
XYZ	xyz(16.1090, 17.6839, 45.7355)
Luminance	0.1769 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#297AB4 #B46329

analogous

#29B4A8 #297AB4 #2934B4

triadic

#297AB4 #B4297A #7AB429

tetradic

#297AB4 #A829B4 #B46329 #34B429

square

#297AB4 #A829B4 #B46329 #34B429

split-complementary

#297AB4 #B42934 #B4A829

monochromatic

#123650 #1E5882 #297AB4 #4599D5 #77B4E0

Accessibility & contrast

On white

4.63

#297AB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#297AB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #297AB4

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##297AB4	#FFFFFF	#000000	##FFFFFF
##297AB4	1.00	4.63	4.54	4.63
#FFFFFF	4.63	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F7CB7

Deuteranopia (green-blind)

#4C6FB3

Tritanopia (blue-blind)

#00888F

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #297ab4;
/* rgb */ color: rgb(41, 122, 180);
/* oklch */ color: oklch(55.9% 0.118 244.3);

Tailwind

colors: {
  custom: {
    50: '#77a0ca',
    500: '#297ab4',
    950: '#000000',
  },
}

SCSS

$custom: #297ab4;
$custom-light: #77a0ca;
$custom-dark: #000000;

JSON

{
  "hex": "#297ab4",
  "rgb": {
    "r": 41,
    "g": 122,
    "b": 180
  },
  "hsl": {
    "h": 205.036,
    "s": 62.896,
    "l": 43.333
  },
  "oklch": {
    "l": 0.55881,
    "c": 0.11817,
    "h": 244.3
  },
  "luminance": 0.17686
}

Semantic roles & 50–950 ramp

primary

#297AB4

secondary

#C89571

accent

#8642E6

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #297AB4

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

Preview Lab → · Contrast checker → · Palette generator →