#2C5484
Closest named color: Dusk Blue (#26538D). oklch(44.1% 0.092 254.2), rgb(44, 84, 132).
Aa
White text reads best on this color (7.75:1).
About this color
#2C5484 is a dark, moderately saturated blue. In OKLCH its lightness is 44%, its chroma 0.092 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.017 away. White text reads best on it, at 7.75:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.092) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.70:1 |
| White text | 7.75:1 |
Values
| HEX | #2C5484 |
| RGB | rgb(44, 84, 132) |
| HSL | hsl(213, 50%, 35%) |
| OKLCH | oklch(44.1% 0.092 254.2) |
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 #2C5484 | 7.75:1 | AAA | Lc -91.5 | Preferred for body text |
| Black text on #2C5484 | 2.70:1 | Fails | Lc 17.3 | Dividers and decoration only |
| #2C5484 text on white | 7.75:1 | AAA | Lc 86.7 | Fine for body text |
| #2C5484 text on black | 2.70:1 | Fails | Lc -15.4 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E3EBF4
oklch(93.7% 0.015 251.2)
-
Step 200
200
#CCDBED
oklch(88.6% 0.03 253)
-
Step 300
300
#A9C3E3
oklch(80.8% 0.054 253.8)
-
Step 400
400
#7BA4D5
oklch(70.8% 0.085 253.3)
-
Step 500
500
#598CCA
oklch(63.1% 0.109 254.1)
-
Step 600
600
#3E75B7
oklch(55.6% 0.119 254.3)
-
Step 700
700
#2F629E
oklch(49.1% 0.111 254.1)
-
Step 800
800 (this color)
#2C5484
oklch(44.1% 0.092 254.2)
-
Step 900
900
#254367
oklch(37.8% 0.072 254)
-
Step 950
950
#16273C
oklch(26.9% 0.046 254.4)
#2C5484 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) | #3F5786 | 0.025 |
| Deuteranopia (no green cones) | #334F83 | 0.015 |
| Tritanopia (no blue cones) | #005F66 | 0.073 |
| Achromatopsia (no color) | #525252 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2C5484
#2C5484
oklch(44.1% 0.092 254.2)
- #704A04
#704A04
oklch(44.1% 0.091 74.6)
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 #2C5484, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.017
- Light Navy Blue #2E5A88 ΔE 0.018
- Light Navy #155084 ΔE 0.023
- Deep Sea Blue #015482 ΔE 0.026
- Denim Blue #3B5B92 ΔE 0.035
- YInMn Blue #415A77 ΔE 0.040
- Dusk #4E5481 ΔE 0.042
- Twilight #4E518B ΔE 0.045
Use #2C5484 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.