#3491CA#3491CA

#3491CA is a light, vivid cyan. Relative luminance 0.252; OKLCH L 62.8% C 0.121 H 240.0°. Best body text is #000000 at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#3491CA
RGB	rgb(52, 145, 202)
HSL	hsl(203, 59%, 50%)
HSV	hsv(203, 74%, 79%)
CMYK	cmyk(74.3%, 28.2%, 0%, 20.8%)
CIE-LAB	lab(57.31, -8.08, -37.18)
CIE-LCH	lch(57.31, 38.04, 257.73°)
OKLab	oklab(62.8% -0.0606 -0.1051)
OKLCH	oklch(62.8% 0.121 240)
XYZ	xyz(22.1981, 25.2426, 59.5680)
Luminance	0.2525 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3491CA #CA6D34

analogous

#34CAB8 #3491CA #3446CA

triadic

#3491CA #CA3491 #91CA34

tetradic

#3491CA #B834CA #CA6D34 #46CA34

square

#3491CA #B834CA #CA6D34 #46CA34

split-complementary

#3491CA #CA3446 #CAB834

monochromatic

#1B4B69 #276E99 #3491CA #64ABD7 #95C6E4

Accessibility & contrast

On white

3.47

#3491CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.05

#3491CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3491CA

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3491CA	#FFFFFF	#000000	##000000
##3491CA	1.00	3.47	6.05	6.05
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.05	21.00	1.00	1.00
##000000	6.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7691CD

Deuteranopia (green-blind)

#6283C9

Tritanopia (blue-blind)

#009FA5

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #3491ca;
/* rgb */ color: rgb(52, 145, 202);
/* oklch */ color: oklch(62.8% 0.121 240.0);

Tailwind

colors: {
  custom: {
    50: '#7fb1da',
    500: '#3491ca',
    950: '#000000',
  },
}

SCSS

$custom: #3491ca;
$custom-light: #7fb1da;
$custom-dark: #000000;

JSON

{
  "hex": "#3491ca",
  "rgb": {
    "r": 52,
    "g": 145,
    "b": 202
  },
  "hsl": {
    "h": 202.8,
    "s": 59.055,
    "l": 49.804
  },
  "oklch": {
    "l": 0.62796,
    "c": 0.12128,
    "h": 240
  },
  "luminance": 0.25245
}

Semantic roles & 50–950 ramp

primary

#3491CA

secondary

#CFA58B

accent

#8146E2

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #3491CA

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

Preview Lab → · Contrast checker → · Palette generator →