#2F436E#2F436E

#2F436E is a dark, moderate blue. Relative luminance 0.057; OKLCH L 38.8% C 0.078 H 264.2°. Best body text is #FFFFFF at 9.77:1 contrast (WCAG AA passes).

Color values

HEX	#2F436E
RGB	rgb(47, 67, 110)
HSL	hsl(221, 40%, 31%)
HSV	hsv(221, 57%, 43%)
CMYK	cmyk(57.3%, 39.1%, 0%, 56.9%)
CIE-LAB	lab(28.76, 6.09, -27.35)
CIE-LCH	lch(28.76, 28.02, 282.55°)
OKLab	oklab(38.78% -0.0078 -0.0774)
OKLCH	oklch(38.78% 0.078 264.2)
XYZ	xyz(5.9930, 5.7440, 15.5417)
Luminance	0.0574 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F436E #6E5A2F

analogous

#2F626E #2F436E #3A2F6E

triadic

#2F436E #6E2F43 #436E2F

tetradic

#2F436E #6E2F62 #6E5A2F #2F6E3A

square

#2F436E #6E2F62 #6E5A2F #2F6E3A

split-complementary

#2F436E #6E3A2F #626E2F

monochromatic

#0A0F18 #1D2943 #2F436E #415D99 #5D7BBA

Accessibility & contrast

On white

9.77

#2F436E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#2F436E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F436E

9.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F436E	#FFFFFF	#000000	##FFFFFF
##2F436E	1.00	9.77	2.15	9.77
#FFFFFF	9.77	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#324770

Deuteranopia (green-blind)

#2A416D

Tritanopia (blue-blind)

#0B4C53

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2f436e;
/* rgb */ color: rgb(47, 67, 110);
/* oklch */ color: oklch(38.8% 0.078 264.2);

Tailwind

colors: {
  custom: {
    50: '#6d7698',
    500: '#2f436e',
    950: '#000000',
  },
}

SCSS

$custom: #2f436e;
$custom-light: #6d7698;
$custom-dark: #000000;

JSON

{
  "hex": "#2f436e",
  "rgb": {
    "r": 47,
    "g": 67,
    "b": 110
  },
  "hsl": {
    "h": 220.952,
    "s": 40.127,
    "l": 30.784
  },
  "oklch": {
    "l": 0.38783,
    "c": 0.07779,
    "h": 264.2
  },
  "luminance": 0.05744
}

Semantic roles & 50–950 ramp

primary

#2F436E

secondary

#9F8959

accent

#AA58D0

background

#F6F7F9

surface

#ECEDF2

border

#C7C8CC

text

#07080D

muted

#7A7B7E

Preview Lab

Preview with #2F436E

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

Preview Lab → · Contrast checker → · Palette generator →