#2D5476
Closest named color: Deep Sea Blue (#015482). oklch(43.3% 0.072 246.7), rgb(45, 84, 118).
Aa
White text reads best on this color (7.95:1).
About this color
#2D5476 is a dark, moderately saturated blue. In OKLCH its lightness is 43%, its chroma 0.072 and its hue 247°. 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 7.95:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Deep Sea Blue (#015482) |
| Black text | 2.64:1 |
| White text | 7.95:1 |
Values
| HEX | #2D5476 |
| RGB | rgb(45, 84, 118) |
| HSL | hsl(208, 45%, 32%) |
| OKLCH | oklch(43.3% 0.072 246.7) |
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 #2D5476 | 7.95:1 | AAA | Lc -92.1 | Preferred for body text |
| Black text on #2D5476 | 2.64:1 | Fails | Lc 16.6 | Dividers and decoration only |
| #2D5476 text on white | 7.95:1 | AAA | Lc 87.4 | Fine for body text |
| #2D5476 text on black | 2.64:1 | Fails | Lc -14.7 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E4EBF2
oklch(93.7% 0.012 248)
-
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
#5D8EBB
oklch(63% 0.086 247.3)
-
Step 600
600
#4278A7
oklch(55.6% 0.093 246.7)
-
Step 700
700
#33658F
oklch(49.1% 0.087 246.1)
-
Step 800
800 (this color)
#2D5476
oklch(43.3% 0.072 246.7)
-
Step 900
900
#28445E
oklch(37.7% 0.056 247.8)
-
Step 950
950
#182837
oklch(27% 0.035 247.7)
#2D5476 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) | #455578 | 0.030 |
| Deuteranopia (no green cones) | #3C4E75 | 0.023 |
| Tritanopia (no blue cones) | #005C60 | 0.058 |
| Achromatopsia (no color) | #515151 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D5476
#2D5476
oklch(43.3% 0.072 246.7)
- #6B4821
#6B4821
oklch(43.2% 0.072 66.7)
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 #2D5476, 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
- YInMn Blue #415A77 ΔE 0.032
- Light Navy Blue #2E5A88 ΔE 0.032
- Light Navy #155084 ΔE 0.035
- Dusk Blue #26538D ΔE 0.039
- Dusk #4E5481 ΔE 0.047
- Petrol #005F6A ΔE 0.050
- Denim Blue #3B5B92 ΔE 0.052
Use #2D5476 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.