#2D4869
Closest named color: Dark Grey Blue (#29465B). oklch(39.6% 0.065 254.1), rgb(45, 72, 105).
Aa
White text reads best on this color (9.36:1).
About this color
#2D4869 is a dark, muted blue. In OKLCH its lightness is 40%, its chroma 0.065 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.025 away. White text reads best on it, at 9.36:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.24:1 |
| White text | 9.36:1 |
Values
| HEX | #2D4869 |
| RGB | rgb(45, 72, 105) |
| HSL | hsl(213, 40%, 29%) |
| OKLCH | oklch(39.6% 0.065 254.1) |
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 #2D4869 | 9.36:1 | AAA | Lc -95.8 | Preferred for body text |
| Black text on #2D4869 | 2.24:1 | Fails | Lc 12.4 | Not readable |
| #2D4869 text on white | 9.36:1 | AAA | Lc 91.5 | Preferred for body text |
| #2D4869 text on black | 2.24:1 | Fails | Lc -10.8 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E4EBF3
oklch(93.7% 0.013 251.6)
-
Step 200
200
#CDDBEB
oklch(88.6% 0.027 251.7)
-
Step 300
300
#ABC3E0
oklch(80.9% 0.049 253.3)
-
Step 400
400
#7FA3D1
oklch(70.6% 0.079 254.8)
-
Step 500
500
#5E8CC5
oklch(63.1% 0.1 254.4)
-
Step 600
600
#4375B1
oklch(55.5% 0.109 254.1)
-
Step 700
700
#356299
oklch(49.1% 0.102 254.5)
-
Step 800
800
#2C507C
oklch(42.6% 0.085 254.4)
-
Step 900
900 (this color)
#2D4869
oklch(39.6% 0.065 254.1)
-
Step 950
950
#18273A
oklch(26.9% 0.041 254.8)
#2D4869 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) | #3B4A6A | 0.020 |
| Deuteranopia (no green cones) | #334468 | 0.013 |
| Tritanopia (no blue cones) | #094F54 | 0.056 |
| Achromatopsia (no color) | #474747 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D4869
#2D4869
oklch(39.6% 0.065 254.1)
- #5B411A
#5B411A
oklch(39.6% 0.065 74.8)
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 #2D4869, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.025
- Charcoal #264653 ΔE 0.039
- Twilight Blue #0A437A ΔE 0.046
- Light Navy #155084 ΔE 0.048
- Deep Sea Blue #015482 ΔE 0.052
- Dark Slate Gray #2F4F4F ΔE 0.056
- Deep Teal #00555A ΔE 0.061
- Dark Blue Grey #1F3B4D ΔE 0.062
Use #2D4869 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.