#297EB8#297EB8

#297EB8 is a mid, moderate cyan. Relative luminance 0.189; OKLCH L 57.1% C 0.119 H 243.2°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#297EB8
RGB	rgb(41, 126, 184)
HSL	hsl(204, 64%, 44%)
HSV	hsv(204, 78%, 72%)
CMYK	cmyk(77.7%, 31.5%, 0%, 27.8%)
CIE-LAB	lab(50.51, -4.85, -37.62)
CIE-LCH	lch(50.51, 37.93, 262.65°)
OKLab	oklab(57.06% -0.0538 -0.1067)
OKLCH	oklch(57.06% 0.119 243.2)
XYZ	xyz(17.0237, 18.8518, 48.0796)
Luminance	0.1885 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#297EB8 #B86329

analogous

#29B8AB #297EB8 #2936B8

triadic

#297EB8 #B8297E #7EB829

tetradic

#297EB8 #AB29B8 #B86329 #36B829

square

#297EB8 #AB29B8 #B86329 #36B829

split-complementary

#297EB8 #B82936 #B8AB29

monochromatic

#133954 #1E5C86 #297EB8 #489DD6 #7AB7E1

Accessibility & contrast

On white

4.40

#297EB8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#297EB8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #297EB8

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##297EB8	#FFFFFF	#000000	##000000
##297EB8	1.00	4.40	4.77	4.77
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6380BB

Deuteranopia (green-blind)

#4F72B7

Tritanopia (blue-blind)

#008C93

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #297eb8;
/* rgb */ color: rgb(41, 126, 184);
/* oklch */ color: oklch(57.1% 0.119 243.2);

Tailwind

colors: {
  custom: {
    50: '#78a3cd',
    500: '#297eb8',
    950: '#000000',
  },
}

SCSS

$custom: #297eb8;
$custom-light: #78a3cd;
$custom-dark: #000000;

JSON

{
  "hex": "#297eb8",
  "rgb": {
    "r": 41,
    "g": 126,
    "b": 184
  },
  "hsl": {
    "h": 204.336,
    "s": 63.556,
    "l": 44.118
  },
  "oklch": {
    "l": 0.57055,
    "c": 0.11949,
    "h": 243.2
  },
  "luminance": 0.18854
}

Semantic roles & 50–950 ramp

primary

#297EB8

secondary

#C99673

accent

#8441E7

background

#F7FAFC

surface

#EEF3F9

border

#C9CDD2

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #297EB8

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

Preview Lab → · Contrast checker → · Palette generator →