#2D4765
Closest named color: Dark Grey Blue (#29465B). oklch(39.1% 0.06 252.8), rgb(45, 71, 101).
Aa
White text reads best on this color (9.54:1).
About this color
#2D4765 is a dark, muted blue. In OKLCH its lightness is 39%, its chroma 0.060 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.018 away. White text reads best on it, at 9.54:1.
| Hue family | Blues |
| Lightness | dark (39%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.20:1 |
| White text | 9.54:1 |
Values
| HEX | #2D4765 |
| RGB | rgb(45, 71, 101) |
| HSL | hsl(212, 38%, 29%) |
| OKLCH | oklch(39.1% 0.06 252.8) |
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 #2D4765 | 9.54:1 | AAA | Lc -96.3 | Preferred for body text |
| Black text on #2D4765 | 2.20:1 | Fails | Lc 12.0 | Not readable |
| #2D4765 text on white | 9.54:1 | AAA | Lc 92.0 | Preferred for body text |
| #2D4765 text on black | 2.20:1 | Fails | Lc -10.4 | 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 900.
-
Step 50
50
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E4EBF3
oklch(93.7% 0.013 251.6)
-
Step 200
200
#CEDBEA
oklch(88.6% 0.025 251.9)
-
Step 300
300
#ACC3DE
oklch(80.9% 0.046 252.5)
-
Step 400
400
#80A4CD
oklch(70.7% 0.072 252.1)
-
Step 500
500
#608DC0
oklch(63.2% 0.092 252.3)
-
Step 600
600
#4676AD
oklch(55.7% 0.101 253)
-
Step 700
700
#376394
oklch(49.1% 0.093 252.5)
-
Step 800
800
#2E5178
oklch(42.7% 0.077 252.4)
-
Step 900
900 (this color)
#2D4765
oklch(39.1% 0.06 252.8)
-
Step 950
950
#192739
oklch(26.9% 0.039 255.1)
#2D4765 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) | #3B4866 | 0.019 |
| Deuteranopia (no green cones) | #344364 | 0.014 |
| Tritanopia (no blue cones) | #0F4E51 | 0.054 |
| Achromatopsia (no color) | #454545 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D4765
#2D4765
oklch(39.1% 0.06 252.8)
- #59401E
#59401E
oklch(39.1% 0.06 72.9)
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 #2D4765, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.018
- Charcoal #264653 ΔE 0.033
- Twilight Blue #0A437A ΔE 0.049
- Dark Slate Gray #2F4F4F ΔE 0.052
- Light Navy #155084 ΔE 0.054
- Dark Blue Grey #1F3B4D ΔE 0.056
- Deep Sea Blue #015482 ΔE 0.057
- Charcoal Grey #3C4142 ΔE 0.059
Use #2D4765 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.