#2D5577
Closest named color: Light Navy Blue (#2E5A88). oklch(43.6% 0.072 246.1), rgb(45, 85, 119).
Aa
White text reads best on this color (7.84:1).
About this color
#2D5577 is a dark, moderately saturated blue. In OKLCH its lightness is 44%, its chroma 0.072 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy Blue (#2E5A88), ΔE 0.029 away. White text reads best on it, at 7.84:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Light Navy Blue (#2E5A88) |
| Black text | 2.67:1 |
| White text | 7.84:1 |
Values
| HEX | #2D5577 |
| RGB | rgb(45, 85, 119) |
| HSL | hsl(208, 45%, 32%) |
| OKLCH | oklch(43.6% 0.072 246.1) |
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 #2D5577 | 7.84:1 | AAA | Lc -91.8 | Preferred for body text |
| Black text on #2D5577 | 2.67:1 | Fails | Lc 16.9 | Dividers and decoration only |
| #2D5577 text on white | 7.84:1 | AAA | Lc 87.1 | Fine for body text |
| #2D5577 text on black | 2.67:1 | Fails | Lc -15.0 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E3EBF2
oklch(93.6% 0.013 244.3)
-
Step 200
200
#CDDBE8
oklch(88.5% 0.023 246.1)
-
Step 300
300
#ABC4DB
oklch(80.9% 0.042 246.1)
-
Step 400
400
#7EA5C9
oklch(70.7% 0.068 246.8)
-
Step 500
500
#5C8FBB
oklch(63.2% 0.086 245.8)
-
Step 600
600
#4178A7
oklch(55.6% 0.094 246.3)
-
Step 700
700
#32658F
oklch(49.1% 0.087 245.7)
-
Step 800
800 (this color)
#2D5577
oklch(43.6% 0.072 246.1)
-
Step 900
900
#27445E
oklch(37.6% 0.057 247)
-
Step 950
950
#172837
oklch(26.9% 0.036 246.3)
#2D5577 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) | #465679 | 0.031 |
| Deuteranopia (no green cones) | #3C4F76 | 0.023 |
| Tritanopia (no blue cones) | #005D61 | 0.057 |
| Achromatopsia (no color) | #525252 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D5577
#2D5577
oklch(43.6% 0.072 246.1)
- #6C4922
#6C4922
oklch(43.6% 0.072 66.8)
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 #2D5577, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy Blue #2E5A88 ΔE 0.029
- YInMn Blue #415A77 ΔE 0.030
- Deep Sea Blue #015482 ΔE 0.031
- Light Navy #155084 ΔE 0.035
- Dusk Blue #26538D ΔE 0.039
- Dusk #4E5481 ΔE 0.046
- Petrol #005F6A ΔE 0.049
- Denim Blue #3B5B92 ΔE 0.049
Use #2D5577 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.