#2F90B9#2F90B9

#2F90B9 is a mid, moderate cyan. Relative luminance 0.241; OKLCH L 61.6% C 0.107 H 230.6°. Best body text is #000000 at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#2F90B9
RGB	rgb(47, 144, 185)
HSL	hsl(198, 59%, 45%)
HSV	hsv(198, 75%, 73%)
CMYK	cmyk(74.6%, 22.2%, 0%, 27.5%)
CIE-LAB	lab(56.14, -14.05, -29.39)
CIE-LCH	lch(56.14, 32.58, 244.45°)
OKLab	oklab(61.58% -0.0679 -0.0826)
OKLCH	oklch(61.58% 0.107 230.6)
XYZ	xyz(19.8990, 24.0513, 49.4832)
Luminance	0.2405 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F90B9 #B9582F

analogous

#2FB99D #2F90B9 #2F4BB9

triadic

#2F90B9 #B92F90 #90B92F

tetradic

#2F90B9 #9D2FB9 #B9582F #4BB92F

square

#2F90B9 #9D2FB9 #B9582F #4BB92F

split-complementary

#2F90B9 #B92F4B #B99D2F

monochromatic

#164457 #236A88 #2F90B9 #52ADD3 #83C4DF

Accessibility & contrast

On white

3.61

#2F90B9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.81

#2F90B9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2F90B9

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F90B9	#FFFFFF	#000000	##000000
##2F90B9	1.00	3.61	5.81	5.81
#FFFFFF	3.61	1.00	21.00	21.00
#000000	5.81	21.00	1.00	1.00
##000000	5.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B8EBB

Deuteranopia (green-blind)

#6981B8

Tritanopia (blue-blind)

#009B9E

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #2f90b9;
/* rgb */ color: rgb(47, 144, 185);
/* oklch */ color: oklch(61.6% 0.107 230.6);

Tailwind

colors: {
  custom: {
    50: '#7bb0ce',
    500: '#2f90b9',
    950: '#000000',
  },
}

SCSS

$custom: #2f90b9;
$custom-light: #7bb0ce;
$custom-dark: #000000;

JSON

{
  "hex": "#2f90b9",
  "rgb": {
    "r": 47,
    "g": 144,
    "b": 185
  },
  "hsl": {
    "h": 197.826,
    "s": 59.483,
    "l": 45.49
  },
  "oklch": {
    "l": 0.61581,
    "c": 0.10691,
    "h": 230.6
  },
  "luminance": 0.24054
}

Semantic roles & 50–950 ramp

primary

#2F90B9

secondary

#C9927B

accent

#7445E3

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #2F90B9

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

Preview Lab → · Contrast checker → · Palette generator →