#054E71
Closest named color: Deep Sea Blue (#015482). oklch(40.2% 0.086 237.7), rgb(5, 78, 113).
Aa
White text reads best on this color (8.99:1).
About this color
#054E71 is a dark, moderately saturated blue. In OKLCH its lightness is 40%, its chroma 0.086 and its hue 238°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Sea Blue (#015482), ΔE 0.031 away. White text reads best on it, at 8.99:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.086) |
| Temperature | cool |
| Nearest name | Deep Sea Blue (#015482) |
| Black text | 2.33:1 |
| White text | 8.99:1 |
Values
| HEX | #054E71 |
| RGB | rgb(5, 78, 113) |
| HSL | hsl(199, 92%, 23%) |
| OKLCH | oklch(40.2% 0.086 237.7) |
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 #054E71 | 8.99:1 | AAA | Lc -94.6 | Preferred for body text |
| Black text on #054E71 | 2.33:1 | Fails | Lc 13.8 | Not readable |
| #054E71 text on white | 8.99:1 | AAA | Lc 90.2 | Preferred for body text |
| #054E71 text on black | 2.33:1 | Fails | Lc -12.1 | 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 800.
-
Step 50
50
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF3
oklch(93.7% 0.015 235.4)
-
Step 200
200
#C9DCEA
oklch(88.5% 0.028 239.7)
-
Step 300
300
#A3C6DE
oklch(80.9% 0.051 238.2)
-
Step 400
400
#6FA8CD
oklch(70.6% 0.081 237.9)
-
Step 500
500
#4492C0
oklch(63.1% 0.103 237.4)
-
Step 600
600
#1E7CAD
oklch(55.7% 0.112 237.5)
-
Step 700
700
#0C6894
oklch(49.1% 0.104 237.4)
-
Step 800
800 (this color)
#054E71
oklch(40.2% 0.086 237.7)
-
Step 900
900
#184661
oklch(37.6% 0.068 238.2)
-
Step 950
950
#102939
oklch(26.9% 0.043 239.2)
#054E71 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) | #3D4E73 | 0.048 |
| Deuteranopia (no green cones) | #2F4570 | 0.038 |
| Tritanopia (no blue cones) | #00575A | 0.056 |
| Achromatopsia (no color) | #494949 | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #054E71
#054E71
oklch(40.2% 0.086 237.7)
- #6A3B0F
#6A3B0F
oklch(40.3% 0.086 58.5)
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 #054E71, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Sea Blue #015482 ΔE 0.031
- Light Navy #155084 ΔE 0.034
- Twilight Blue #0A437A ΔE 0.040
- Dark Grey Blue #29465B ΔE 0.042
- Deep Teal #00555A ΔE 0.051
- Charcoal #264653 ΔE 0.052
- Dusk Blue #26538D ΔE 0.054
- Cobalt #1E488F ΔE 0.059
Use #054E71 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.