#2897B3#2897B3

#2897B3 is a light, moderate cyan. Relative luminance 0.258; OKLCH L 62.9% C 0.103 H 219.2°. Best body text is #000000 at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#2897B3
RGB	rgb(40, 151, 179)
HSL	hsl(192, 63%, 43%)
HSV	hsv(192, 78%, 70%)
CMYK	cmyk(77.7%, 15.6%, 0%, 29.8%)
CIE-LAB	lab(57.88, -20.69, -23.30)
CIE-LCH	lch(57.88, 31.16, 228.40°)
OKLab	oklab(62.86% -0.08 -0.0652)
OKLCH	oklch(62.86% 0.103 219.2)
XYZ	xyz(20.0749, 25.8366, 46.5680)
Luminance	0.2584 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2897B3 #B34428

analogous

#28B389 #2897B3 #2852B3

triadic

#2897B3 #B32897 #97B328

tetradic

#2897B3 #8928B3 #B34428 #52B328

square

#2897B3 #8928B3 #B34428 #52B328

split-complementary

#2897B3 #B32852 #B38928

monochromatic

#12434F #1D6D81 #2897B3 #43B8D5 #75CBE0

Accessibility & contrast

On white

3.40

#2897B3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.17

#2897B3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2897B3

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2897B3	#FFFFFF	#000000	##000000
##2897B3	1.00	3.40	6.17	6.17
#FFFFFF	3.40	1.00	21.00	21.00
#000000	6.17	21.00	1.00	1.00
##000000	6.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8693B5

Deuteranopia (green-blind)

#7385B3

Tritanopia (blue-blind)

#00A0A0

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #2897b3;
/* rgb */ color: rgb(40, 151, 179);
/* oklch */ color: oklch(62.9% 0.103 219.2);

Tailwind

colors: {
  custom: {
    50: '#78b5c9',
    500: '#2897b3',
    950: '#000000',
  },
}

SCSS

$custom: #2897b3;
$custom-light: #78b5c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2897b3",
  "rgb": {
    "r": 40,
    "g": 151,
    "b": 179
  },
  "hsl": {
    "h": 192.086,
    "s": 63.47,
    "l": 42.941
  },
  "oklch": {
    "l": 0.62855,
    "c": 0.1032,
    "h": 219.2
  },
  "luminance": 0.25839
}

Semantic roles & 50–950 ramp

primary

#2897B3

secondary

#C8816F

accent

#6341E6

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0A1113

muted

#7C8082

Preview Lab

Preview with #2897B3

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

Preview Lab → · Contrast checker → · Palette generator →