#2F438E#2F438E

#2F438E is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.0% C 0.126 H 269.0°. Best body text is #FFFFFF at 9.07:1 contrast (WCAG AA passes).

Color values

HEX	#2F438E
RGB	rgb(47, 67, 142)
HSL	hsl(227, 50%, 37%)
HSV	hsv(227, 67%, 56%)
CMYK	cmyk(66.9%, 52.8%, 0%, 44.3%)
CIE-LAB	lab(30.81, 17.91, -44.05)
CIE-LCH	lch(30.81, 47.55, 292.12°)
OKLab	oklab(41.02% -0.0023 -0.1264)
OKLCH	oklch(41.02% 0.126 269)
XYZ	xyz(8.0603, 6.5709, 26.4295)
Luminance	0.0657 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F438E #8E7A2F

analogous

#2F738E #2F438E #4A2F8E

triadic

#2F438E #8E2F43 #438E2F

tetradic

#2F438E #8E2F73 #8E7A2F #2F8E4A

square

#2F438E #8E2F73 #8E7A2F #2F8E4A

split-complementary

#2F438E #8E4A2F #738E2F

monochromatic

#111832 #202D60 #2F438E #3E59BC #6A7FCE

Accessibility & contrast

On white

9.07

#2F438E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#2F438E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F438E

9.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F438E	#FFFFFF	#000000	##FFFFFF
##2F438E	1.00	9.07	2.31	9.07
#FFFFFF	9.07	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#164D91

Deuteranopia (green-blind)

#00448C

Tritanopia (blue-blind)

#005562

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2f438e;
/* rgb */ color: rgb(47, 67, 142);
/* oklch */ color: oklch(41.0% 0.126 269.0);

Tailwind

colors: {
  custom: {
    50: '#7376b0',
    500: '#2f438e',
    950: '#000000',
  },
}

SCSS

$custom: #2f438e;
$custom-light: #7376b0;
$custom-dark: #000000;

JSON

{
  "hex": "#2f438e",
  "rgb": {
    "r": 47,
    "g": 67,
    "b": 142
  },
  "hsl": {
    "h": 227.368,
    "s": 50.265,
    "l": 37.059
  },
  "oklch": {
    "l": 0.41016,
    "c": 0.12642,
    "h": 269
  },
  "luminance": 0.06572
}

Semantic roles & 50–950 ramp

primary

#2F438E

secondary

#B5A464

accent

#BC4EDA

background

#F7F7FA

surface

#EDEDF5

border

#C8C8CF

text

#090810

muted

#7B7B7F

Preview Lab

Preview with #2F438E

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

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