#2D476B
Closest named color: Dark Grey Blue (#29465B). oklch(39.5% 0.069 256.7), rgb(45, 71, 107).
Aa
White text reads best on this color (9.43:1).
About this color
#2D476B is a dark, muted blue. In OKLCH its lightness is 39%, its chroma 0.069 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.028 away. White text reads best on it, at 9.43:1.
| Hue family | Blues |
| Lightness | dark (39%) |
| Chroma | muted (0.069) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.22:1 |
| White text | 9.43:1 |
Values
| HEX | #2D476B |
| RGB | rgb(45, 71, 107) |
| HSL | hsl(215, 41%, 30%) |
| OKLCH | oklch(39.5% 0.069 256.7) |
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 #2D476B | 9.43:1 | AAA | Lc -96.0 | Preferred for body text |
| Black text on #2D476B | 2.22:1 | Fails | Lc 12.3 | Not readable |
| #2D476B text on white | 9.43:1 | AAA | Lc 91.7 | Preferred for body text |
| #2D476B text on black | 2.22:1 | Fails | Lc -10.7 | 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 900.
-
Step 50
50
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E4EAF4
oklch(93.5% 0.015 260.7)
-
Step 200
200
#CDDAED
oklch(88.4% 0.03 257.8)
-
Step 300
300
#ACC2E3
oklch(80.8% 0.053 258.4)
-
Step 400
400
#7FA3D4
oklch(70.7% 0.082 256.2)
-
Step 500
500
#5E8BC9
oklch(63.1% 0.106 256.6)
-
Step 600
600
#4474B6
oklch(55.6% 0.116 256.7)
-
Step 700
700
#36619D
oklch(49.1% 0.108 257.1)
-
Step 800
800
#2D4F7F
oklch(42.6% 0.09 257.2)
-
Step 900
900 (this color)
#2D476B
oklch(39.5% 0.069 256.7)
-
Step 950
950
#18273C
oklch(27% 0.044 256.9)
#2D476B 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) | #38496D | 0.017 |
| Deuteranopia (no green cones) | #31436A | 0.012 |
| Tritanopia (no blue cones) | #064F54 | 0.061 |
| Achromatopsia (no color) | #464646 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D476B
#2D476B
oklch(39.5% 0.069 256.7)
- #5B4115
#5B4115
oklch(39.5% 0.069 77.2)
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 #2D476B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.028
- Twilight Blue #0A437A ΔE 0.042
- Charcoal #264653 ΔE 0.043
- Light Navy #155084 ΔE 0.046
- Deep Sea Blue #015482 ΔE 0.051
- Dusk Blue #26538D ΔE 0.061
- Cobalt #1E488F ΔE 0.061
- Dark Slate Gray #2F4F4F ΔE 0.061
Use #2D476B 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.