#0054AA
Closest named color: Dusk Blue (#26538D). oklch(45.6% 0.155 255.8), rgb(0, 84, 170).
Aa
White text reads best on this color (7.37:1).
About this color
#0054AA is a medium-dark, vivid blue. In OKLCH its lightness is 46%, its chroma 0.155 and its hue 256°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.049 away. White text reads best on it, at 7.37:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.155) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.84:1 |
| White text | 7.37:1 |
Values
| HEX | #0054AA |
| RGB | rgb(0, 84, 170) |
| HSL | hsl(210, 100%, 33%) |
| OKLCH | oklch(45.6% 0.155 255.8) |
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 #0054AA | 7.37:1 | AAA | Lc -89.8 | Fine for body text |
| Black text on #0054AA | 2.84:1 | Fails | Lc 19.2 | Dividers and decoration only |
| #0054AA text on white | 7.37:1 | AAA | Lc 84.9 | Fine for body text |
| #0054AA text on black | 2.84:1 | Fails | Lc -17.1 | Dividers and decoration only |
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
#F0F6FE
oklch(97.1% 0.012 255.5)
-
Step 100
100
#DFEBFC
oklch(93.6% 0.026 257)
-
Step 200
200
#C4DBFB
oklch(88.5% 0.051 256.7)
-
Step 300
300
#9AC3FB
oklch(80.8% 0.091 256.3)
-
Step 400
400
#60A2F9
oklch(70.7% 0.145 255.9)
-
Step 500
500
#2D88F6
oklch(63.2% 0.185 255.8)
-
Step 600
600
#0070DE
oklch(55.7% 0.188 255.7)
-
Step 700
700
#005EBC
oklch(49.2% 0.166 255.7)
-
Step 800
800 (this color)
#0054AA
oklch(45.6% 0.155 255.8)
-
Step 900
900
#07407F
oklch(37.7% 0.12 255.6)
-
Step 950
950
#08264B
oklch(27% 0.077 255.8)
#0054AA 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) | #1B5DAD | 0.029 |
| Deuteranopia (no green cones) | #004FA8 | 0.014 |
| Tritanopia (no blue cones) | #006977 | 0.115 |
| Achromatopsia (no color) | #565656 | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0054AA
#0054AA
oklch(45.6% 0.155 255.8)
- #754E00
#754E00
oklch(45.6% 0.096 75.8)
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 #0054AA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.049
- Cobalt #1E488F ΔE 0.051
- Denim Blue #3B5B92 ΔE 0.061
- Light Navy #155084 ΔE 0.062
- Blue Blue #2242C7 ΔE 0.064
- Light Navy Blue #2E5A88 ΔE 0.065
- Deep Sea Blue #015482 ΔE 0.066
- Sapphire #2138AB ΔE 0.067
Use #0054AA 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.