#20344E
Closest named color: Prussian Blue (#1D3557). oklch(32.1% 0.053 255.4), rgb(32, 52, 78).
Aa
White text reads best on this color (12.63:1).
About this color
#20344E is a dark, muted blue. In OKLCH its lightness is 32%, its chroma 0.053 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.016 away. White text reads best on it, at 12.63:1.
| Hue family | Blues |
| Lightness | dark (32%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.66:1 |
| White text | 12.63:1 |
Values
| HEX | #20344E |
| RGB | rgb(32, 52, 78) |
| HSL | hsl(214, 42%, 22%) |
| OKLCH | oklch(32.1% 0.053 255.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #20344E | 12.63:1 | AAA | Lc -101.9 | Preferred for body text |
| Black text on #20344E | 1.66:1 | Fails | Lc 0.0 | Not readable |
| #20344E text on white | 12.63:1 | AAA | Lc 98.5 | Preferred for body text |
| #20344E text on black | 1.66:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E2EBF6
oklch(93.7% 0.018 253.3)
-
Step 200
200
#CADBF1
oklch(88.6% 0.035 254.9)
-
Step 300
300
#A6C3EA
oklch(80.9% 0.064 255.9)
-
Step 400
400
#75A3DF
oklch(70.6% 0.102 255.4)
-
Step 500
500
#508BD6
oklch(63.1% 0.13 255.3)
-
Step 600
600
#3373C3
oklch(55.5% 0.141 255.5)
-
Step 700
700
#2560A9
oklch(49% 0.132 255.6)
-
Step 800
800
#214F89
oklch(42.7% 0.109 255.7)
-
Step 900
900
#20426D
oklch(37.6% 0.084 255.3)
-
Step 950
950 (this color)
#20344E
oklch(32.1% 0.053 255.4)
#20344E with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #2A354F | 0.015 |
| Deuteranopia (no green cones) | #24314D | 0.010 |
| Tritanopia (no blue cones) | #063A3D | 0.048 |
| Achromatopsia (no color) | #333333 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #20344E
#20344E
oklch(32.1% 0.053 255.4)
- #432F10
#432F10
oklch(32.2% 0.054 75.5)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #20344E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.016
- Dark Blue Grey #1F3B4D ΔE 0.024
- Gunmetal #293241 ΔE 0.025
- Space Cadet #2B2D42 ΔE 0.029
- Midnight Green #073B4C ΔE 0.030
- Onyx #343A40 ΔE 0.047
- Marine #042E60 ΔE 0.048
- Marine Blue #01386A ΔE 0.052
Use #20344E in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.