#2A496D
Closest named color: Dark Grey Blue (#29465B). oklch(39.9% 0.072 253.2), rgb(42, 73, 109).
Aa
White text reads best on this color (9.24:1).
About this color
#2A496D is a dark, moderately saturated blue. In OKLCH its lightness is 40%, its chroma 0.072 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.031 away. White text reads best on it, at 9.24:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.27:1 |
| White text | 9.24:1 |
Values
| HEX | #2A496D |
| RGB | rgb(42, 73, 109) |
| HSL | hsl(212, 44%, 30%) |
| OKLCH | oklch(39.9% 0.072 253.2) |
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 #2A496D | 9.24:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #2A496D | 2.27:1 | Fails | Lc 12.8 | Not readable |
| #2A496D text on white | 9.24:1 | AAA | Lc 91.2 | Preferred for body text |
| #2A496D text on black | 2.27:1 | Fails | Lc -11.2 | 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
#E3EBF4
oklch(93.7% 0.015 251.2)
-
Step 200
200
#CCDBED
oklch(88.6% 0.03 253)
-
Step 300
300
#A9C3E3
oklch(80.8% 0.054 253.8)
-
Step 400
400
#7AA4D5
oklch(70.7% 0.086 252.8)
-
Step 500
500
#578CCA
oklch(63% 0.11 253.3)
-
Step 600
600
#3B75B7
oklch(55.5% 0.12 253.3)
-
Step 700
700
#2D629E
oklch(49% 0.112 253.4)
-
Step 800
800
#275080
oklch(42.6% 0.093 253.9)
-
Step 900
900 (this color)
#2A496D
oklch(39.9% 0.072 253.2)
-
Step 950
950
#16273C
oklch(26.9% 0.046 254.4)
#2A496D 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) | #3A4B6F | 0.022 |
| Deuteranopia (no green cones) | #31446C | 0.016 |
| Tritanopia (no blue cones) | #005156 | 0.060 |
| Achromatopsia (no color) | #474747 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A496D
#2A496D
oklch(39.9% 0.072 253.2)
- #5E4115
#5E4115
oklch(39.9% 0.071 74.1)
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 #2A496D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.031
- Light Navy #155084 ΔE 0.041
- Twilight Blue #0A437A ΔE 0.041
- Charcoal #264653 ΔE 0.045
- Deep Sea Blue #015482 ΔE 0.045
- Dusk Blue #26538D ΔE 0.056
- Cobalt #1E488F ΔE 0.058
- Dark Slate Gray #2F4F4F ΔE 0.060
Use #2A496D 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.