#054175
Closest named color: Twilight Blue (#0A437A). oklch(37.1% 0.105 251.3), rgb(5, 65, 117).
Aa
White text reads best on this color (10.39:1).
About this color
#054175 is a dark, moderately saturated blue. In OKLCH its lightness is 37%, its chroma 0.105 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight Blue (#0A437A), ΔE 0.011 away. White text reads best on it, at 10.39:1.
| Hue family | Blues |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.105) |
| Temperature | cool |
| Nearest name | Twilight Blue (#0A437A) |
| Black text | 2.01:1 |
| White text | 10.39:1 |
Values
| HEX | #054175 |
| RGB | rgb(5, 65, 117) |
| HSL | hsl(208, 92%, 24%) |
| OKLCH | oklch(37.1% 0.105 251.3) |
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 #054175 | 10.39:1 | AAA | Lc -97.7 | Preferred for body text |
| Black text on #054175 | 2.01:1 | Fails | Lc 10.3 | Not readable |
| #054175 text on white | 10.39:1 | AAA | Lc 93.6 | Preferred for body text |
| #054175 text on black | 2.01:1 | Fails | Lc -8.9 | 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 900.
-
Step 50
50
#F0F6FD
oklch(97.1% 0.011 252.1)
-
Step 100
100
#DFEBF9
oklch(93.5% 0.023 252.2)
-
Step 200
200
#C5DCF6
oklch(88.6% 0.044 251.5)
-
Step 300
300
#9BC5F2
oklch(80.9% 0.078 250.5)
-
Step 400
400
#62A5EC
oklch(70.7% 0.125 251.3)
-
Step 500
500
#2E8CE6
oklch(63.1% 0.16 251.3)
-
Step 600
600
#0075CE
oklch(55.7% 0.162 251.1)
-
Step 700
700
#0062AF
oklch(49.2% 0.144 251.3)
-
Step 800
800
#005090
oklch(42.7% 0.125 251.1)
-
Step 900
900 (this color)
#054175
oklch(37.1% 0.105 251.3)
-
Step 950
950
#092745
oklch(26.9% 0.066 251.7)
#054175 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) | #264577 | 0.029 |
| Deuteranopia (no green cones) | #113B74 | 0.017 |
| Tritanopia (no blue cones) | #004E55 | 0.078 |
| Achromatopsia (no color) | #404040 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #054175
#054175
oklch(37.1% 0.105 251.3)
- #5A3800
#5A3800
oklch(37.2% 0.08 71.7)
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 #054175, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight Blue #0A437A ΔE 0.011
- Marine Blue #01386A ΔE 0.032
- Cobalt #1E488F ΔE 0.051
- Light Navy #155084 ΔE 0.051
- Dark Grey Blue #29465B ΔE 0.057
- Prussian Blue #1D3557 ΔE 0.058
- Deep Sea Blue #015482 ΔE 0.059
- Marine #042E60 ΔE 0.065
Use #054175 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.