#2A466C
Closest named color: Dark Grey Blue (#29465B). oklch(39.1% 0.073 256.4), rgb(42, 70, 108).
Aa
White text reads best on this color (9.58:1).
About this color
#2A466C is a dark, moderately saturated blue. In OKLCH its lightness is 39%, its chroma 0.073 and its hue 256°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.030 away. White text reads best on it, at 9.58:1.
| Hue family | Blues |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.19:1 |
| White text | 9.58:1 |
Values
| HEX | #2A466C |
| RGB | rgb(42, 70, 108) |
| HSL | hsl(215, 44%, 29%) |
| OKLCH | oklch(39.1% 0.073 256.4) |
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 #2A466C | 9.58:1 | AAA | Lc -96.3 | Preferred for body text |
| Black text on #2A466C | 2.19:1 | Fails | Lc 11.9 | Not readable |
| #2A466C text on white | 9.58:1 | AAA | Lc 92.1 | Preferred for body text |
| #2A466C text on black | 2.19:1 | Fails | Lc -10.3 | 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
#E3EBF5
oklch(93.7% 0.016 253.9)
-
Step 200
200
#CCDAEE
oklch(88.4% 0.031 257.2)
-
Step 300
300
#AAC3E4
oklch(81% 0.054 255.4)
-
Step 400
400
#7DA3D7
oklch(70.8% 0.087 256.4)
-
Step 500
500
#5B8BCD
oklch(63.1% 0.113 256.6)
-
Step 600
600
#4074B9
oklch(55.6% 0.122 256.2)
-
Step 700
700
#3261A0
oklch(49.1% 0.114 256.4)
-
Step 800
800
#2A4F82
oklch(42.6% 0.095 256.9)
-
Step 900
900 (this color)
#2A466C
oklch(39.1% 0.073 256.4)
-
Step 950
950
#17273D
oklch(27% 0.047 256.6)
#2A466C 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) | #36486E | 0.017 |
| Deuteranopia (no green cones) | #2E426B | 0.012 |
| Tritanopia (no blue cones) | #004F54 | 0.064 |
| Achromatopsia (no color) | #454545 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A466C
#2A466C
oklch(39.1% 0.073 256.4)
- #5B3F0E
#5B3F0E
oklch(39% 0.073 76.6)
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 #2A466C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.030
- Twilight Blue #0A437A ΔE 0.037
- Charcoal #264653 ΔE 0.045
- Light Navy #155084 ΔE 0.046
- Deep Sea Blue #015482 ΔE 0.051
- Cobalt #1E488F ΔE 0.059
- Marine Blue #01386A ΔE 0.059
- Dusk Blue #26538D ΔE 0.061
Use #2A466C 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.