#4091CE#4091CE

#4091CE is a light, vivid cyan. Relative luminance 0.258; OKLCH L 63.4% C 0.121 H 244.3°. Best body text is #000000 at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#4091CE
RGB	rgb(64, 145, 206)
HSL	hsl(206, 59%, 53%)
HSV	hsv(206, 69%, 81%)
CMYK	cmyk(68.9%, 29.6%, 0%, 19.2%)
CIE-LAB	lab(57.84, -5.02, -38.57)
CIE-LCH	lch(57.84, 38.90, 262.59°)
OKLab	oklab(63.37% -0.0525 -0.109)
OKLCH	oklch(63.37% 0.121 244.3)
XYZ	xyz(23.3761, 25.7945, 62.1274)
Luminance	0.2580 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4091CE #CE7D40

analogous

#40CEC4 #4091CE #404ACE

triadic

#4091CE #CE4091 #91CE40

tetradic

#4091CE #C440CE #CE7D40 #4ACE40

square

#4091CE #C440CE #CE7D40 #4ACE40

split-complementary

#4091CE #CE404A #CEC440

monochromatic

#1E5075 #2B71A6 #4091CE #71ADDA #A1C9E7

Accessibility & contrast

On white

3.41

#4091CE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.16

#4091CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4091CE

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4091CE	#FFFFFF	#000000	##000000
##4091CE	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)

#7593D1

Deuteranopia (green-blind)

#6285CD

Tritanopia (blue-blind)

#00A0A6

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #4091ce;
/* rgb */ color: rgb(64, 145, 206);
/* oklch */ color: oklch(63.4% 0.121 244.3);

Tailwind

colors: {
  custom: {
    50: '#85b1dd',
    500: '#4091ce',
    950: '#000000',
  },
}

SCSS

$custom: #4091ce;
$custom-light: #85b1dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4091ce",
  "rgb": {
    "r": 64,
    "g": 145,
    "b": 206
  },
  "hsl": {
    "h": 205.775,
    "s": 59.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.63374,
    "c": 0.121,
    "h": 244.3
  },
  "luminance": 0.25797
}

Semantic roles & 50–950 ramp

primary

#4091CE

secondary

#D4B196

accent

#8945E2

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4091CE

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

Preview Lab → · Contrast checker → · Palette generator →