#4293BF#4293BF

#4293BF is a light, moderate cyan. Relative luminance 0.258; OKLCH L 63.2% C 0.103 H 235.4°. Best body text is #000000 at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#4293BF
RGB	rgb(66, 147, 191)
HSL	hsl(201, 49%, 50%)
HSV	hsv(201, 65%, 75%)
CMYK	cmyk(65.4%, 23%, 0%, 25.1%)
CIE-LAB	lab(57.83, -10.87, -30.12)
CIE-LCH	lch(57.83, 32.02, 250.15°)
OKLab	oklab(63.17% -0.0582 -0.0845)
OKLCH	oklch(63.17% 0.103 235.4)
XYZ	xyz(22.0808, 25.7850, 53.0934)
Luminance	0.2579 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4293BF #BF6E42

analogous

#42BFAC #4293BF #4254BF

triadic

#4293BF #BF4293 #93BF42

tetradic

#4293BF #AC42BF #BF6E42 #54BF42

square

#4293BF #AC42BF #BF6E42 #54BF42

split-complementary

#4293BF #BF4254 #BFAC42

monochromatic

#224D65 #327092 #4293BF #70ADCE #9DC7DE

Accessibility & contrast

On white

3.41

#4293BF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.16

#4293BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4293BF

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4293BF	#FFFFFF	#000000	##000000
##4293BF	1.00	3.41	6.16	6.16
#FFFFFF	3.41	1.00	21.00	21.00
#000000	6.16	21.00	1.00	1.00
##000000	6.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E92C1

Deuteranopia (green-blind)

#6D85BE

Tritanopia (blue-blind)

#009EA2

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #4293bf;
/* rgb */ color: rgb(66, 147, 191);
/* oklch */ color: oklch(63.2% 0.103 235.4);

Tailwind

colors: {
  custom: {
    50: '#83b2d2',
    500: '#4293bf',
    950: '#000000',
  },
}

SCSS

$custom: #4293bf;
$custom-light: #83b2d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4293bf",
  "rgb": {
    "r": 66,
    "g": 147,
    "b": 191
  },
  "hsl": {
    "h": 201.12,
    "s": 49.407,
    "l": 50.392
  },
  "oklch": {
    "l": 0.63167,
    "c": 0.10263,
    "h": 235.4
  },
  "luminance": 0.25787
}

Semantic roles & 50–950 ramp

primary

#4293BF

secondary

#CAA693

accent

#7F4FD9

background

#F8FAFC

surface

#F0F5F9

border

#CBCFD2

text

#0C1114

muted

#7D8082

Preview Lab

Preview with #4293BF

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

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