#2A486E
Closest named color: Dark Grey Blue (#29465B). oklch(39.7% 0.074 255), rgb(42, 72, 110).
Aa
White text reads best on this color (9.33:1).
About this color
#2A486E is a dark, moderately saturated blue. In OKLCH its lightness is 40%, its chroma 0.074 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.032 away. White text reads best on it, at 9.33:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.25:1 |
| White text | 9.33:1 |
Values
| HEX | #2A486E |
| RGB | rgb(42, 72, 110) |
| HSL | hsl(214, 45%, 30%) |
| OKLCH | oklch(39.7% 0.074 255) |
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 #2A486E | 9.33:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #2A486E | 2.25:1 | Fails | Lc 12.6 | Not readable |
| #2A486E text on white | 9.33:1 | AAA | Lc 91.4 | Preferred for body text |
| #2A486E text on black | 2.25:1 | Fails | Lc -11.0 | 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
#CCDBEE
oklch(88.6% 0.031 254.3)
-
Step 300
300
#A9C3E5
oklch(80.9% 0.056 255.2)
-
Step 400
400
#7BA3D8
oklch(70.7% 0.09 255.7)
-
Step 500
500
#588CCD
oklch(63.2% 0.113 254.7)
-
Step 600
600
#3D74BA
oklch(55.5% 0.124 255.5)
-
Step 700
700
#2F61A0
oklch(49% 0.115 255.4)
-
Step 800
800
#285082
oklch(42.8% 0.095 255.1)
-
Step 900
900 (this color)
#2A486E
oklch(39.7% 0.074 255)
-
Step 950
950
#16273D
oklch(27% 0.047 255.4)
#2A486E 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) | #384A70 | 0.020 |
| Deuteranopia (no green cones) | #2F446D | 0.013 |
| Tritanopia (no blue cones) | #005156 | 0.063 |
| Achromatopsia (no color) | #474747 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A486E
#2A486E
oklch(39.7% 0.074 255)
- #5E4010
#5E4010
oklch(39.6% 0.074 74.5)
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 #2A486E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.032
- Twilight Blue #0A437A ΔE 0.038
- Light Navy #155084 ΔE 0.041
- Deep Sea Blue #015482 ΔE 0.046
- Charcoal #264653 ΔE 0.047
- Dusk Blue #26538D ΔE 0.056
- Cobalt #1E488F ΔE 0.056
- Light Navy Blue #2E5A88 ΔE 0.064
Use #2A486E 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.