#318EB9#318EB9

#318EB9 is a mid, moderate cyan. Relative luminance 0.235; OKLCH L 61.2% C 0.107 H 232.7°. Best body text is #000000 at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#318EB9
RGB	rgb(49, 142, 185)
HSL	hsl(199, 58%, 46%)
HSV	hsv(199, 74%, 73%)
CMYK	cmyk(73.5%, 23.2%, 0%, 27.5%)
CIE-LAB	lab(55.58, -12.68, -30.25)
CIE-LCH	lch(55.58, 32.80, 247.25°)
OKLab	oklab(61.15% -0.0649 -0.0851)
OKLCH	oklch(61.15% 0.107 232.7)
XYZ	xyz(19.6931, 23.4995, 49.3875)
Luminance	0.2350 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#318EB9 #B95C31

analogous

#31B9A0 #318EB9 #314AB9

triadic

#318EB9 #B9318E #8EB931

tetradic

#318EB9 #A031B9 #B95C31 #4AB931

square

#318EB9 #A031B9 #B95C31 #4AB931

split-complementary

#318EB9 #B9314A #B9A031

monochromatic

#174458 #246989 #318EB9 #55ABD2 #86C3DF

Accessibility & contrast

On white

3.68

#318EB9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.70

#318EB9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #318EB9

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##318EB9	#FFFFFF	#000000	##000000
##318EB9	1.00	3.68	5.70	5.70
#FFFFFF	3.68	1.00	21.00	21.00
#000000	5.70	21.00	1.00	1.00
##000000	5.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#798DBB

Deuteranopia (green-blind)

#667FB8

Tritanopia (blue-blind)

#009A9C

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #318eb9;
/* rgb */ color: rgb(49, 142, 185);
/* oklch */ color: oklch(61.2% 0.107 232.7);

Tailwind

colors: {
  custom: {
    50: '#7cafce',
    500: '#318eb9',
    950: '#000000',
  },
}

SCSS

$custom: #318eb9;
$custom-light: #7cafce;
$custom-dark: #000000;

JSON

{
  "hex": "#318eb9",
  "rgb": {
    "r": 49,
    "g": 142,
    "b": 185
  },
  "hsl": {
    "h": 198.971,
    "s": 58.12,
    "l": 45.882
  },
  "oklch": {
    "l": 0.61152,
    "c": 0.10701,
    "h": 232.7
  },
  "luminance": 0.23502
}

Semantic roles & 50–950 ramp

primary

#318EB9

secondary

#C8957D

accent

#7746E1

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #318EB9

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

Preview Lab → · Contrast checker → · Palette generator →