#297DB4#297DB4

#297DB4 is a mid, moderate cyan. Relative luminance 0.184; OKLCH L 56.6% C 0.116 H 242.1°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#297DB4
RGB	rgb(41, 125, 180)
HSL	hsl(204, 63%, 43%)
HSV	hsv(204, 77%, 71%)
CMYK	cmyk(77.2%, 30.6%, 0%, 29.4%)
CIE-LAB	lab(50.02, -5.72, -36.10)
CIE-LCH	lch(50.02, 36.55, 260.99°)
OKLab	oklab(56.6% -0.0541 -0.1023)
OKLCH	oklch(56.6% 0.116 242.1)
XYZ	xyz(16.4831, 18.4320, 45.8602)
Luminance	0.1843 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#297DB4 #B46029

analogous

#29B4A5 #297DB4 #2937B4

triadic

#297DB4 #B4297D #7DB429

tetradic

#297DB4 #A529B4 #B46029 #37B429

square

#297DB4 #A529B4 #B46029 #37B429

split-complementary

#297DB4 #B42937 #B4A529

monochromatic

#123850 #1E5A82 #297DB4 #459CD5 #77B7E0

Accessibility & contrast

On white

4.48

#297DB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#297DB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #297DB4

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##297DB4	#FFFFFF	#000000	##000000
##297DB4	1.00	4.48	4.69	4.69
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#637EB6

Deuteranopia (green-blind)

#5071B3

Tritanopia (blue-blind)

#008B90

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #297db4;
/* rgb */ color: rgb(41, 125, 180);
/* oklch */ color: oklch(56.6% 0.116 242.1);

Tailwind

colors: {
  custom: {
    50: '#77a2ca',
    500: '#297db4',
    950: '#000000',
  },
}

SCSS

$custom: #297db4;
$custom-light: #77a2ca;
$custom-dark: #000000;

JSON

{
  "hex": "#297db4",
  "rgb": {
    "r": 41,
    "g": 125,
    "b": 180
  },
  "hsl": {
    "h": 203.741,
    "s": 62.896,
    "l": 43.333
  },
  "oklch": {
    "l": 0.56597,
    "c": 0.1157,
    "h": 242.1
  },
  "luminance": 0.18434
}

Semantic roles & 50–950 ramp

primary

#297DB4

secondary

#C89371

accent

#8342E6

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0F13

muted

#7C7E82

Preview Lab

Preview with #297DB4

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

Preview Lab → · Contrast checker → · Palette generator →