#284967
Closest named color: Dark Grey Blue (#29465B). oklch(39.4% 0.064 247.6), rgb(40, 73, 103).
Aa
White text reads best on this color (9.37:1).
About this color
#284967 is a dark, muted blue. In OKLCH its lightness is 39%, its chroma 0.064 and its hue 248°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.021 away. White text reads best on it, at 9.37:1.
| Hue family | Blues |
| Lightness | dark (39%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.23:1 |
| White text | 9.37:1 |
Values
| HEX | #284967 |
| RGB | rgb(40, 73, 103) |
| HSL | hsl(209, 44%, 28%) |
| OKLCH | oklch(39.4% 0.064 247.6) |
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 #284967 | 9.37:1 | AAA | Lc -95.8 | Preferred for body text |
| Black text on #284967 | 2.23:1 | Fails | Lc 12.4 | Not readable |
| #284967 text on white | 9.37:1 | AAA | Lc 91.5 | Preferred for body text |
| #284967 text on black | 2.23:1 | 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
#E3EBF3
oklch(93.6% 0.014 248)
-
Step 200
200
#CCDBEA
oklch(88.5% 0.026 248.1)
-
Step 300
300
#A9C4DF
oklch(80.9% 0.048 248.4)
-
Step 400
400
#7AA5CF
oklch(70.7% 0.077 248.4)
-
Step 500
500
#568EC2
oklch(63% 0.099 247.9)
-
Step 600
600
#3978AF
oklch(55.7% 0.108 247.5)
-
Step 700
700
#2B6596
oklch(49.2% 0.099 247.1)
-
Step 800
800
#25527A
oklch(42.7% 0.083 247.9)
-
Step 900
900 (this color)
#284967
oklch(39.4% 0.064 247.6)
-
Step 950
950
#152839
oklch(26.9% 0.04 246.9)
#284967 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) | #3C4A68 | 0.026 |
| Deuteranopia (no green cones) | #344466 | 0.019 |
| Tritanopia (no blue cones) | #005053 | 0.054 |
| Achromatopsia (no color) | #464646 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #284967
#284967
oklch(39.4% 0.064 247.6)
- #5D3F1D
#5D3F1D
oklch(39.4% 0.064 67.4)
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 #284967, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.021
- Charcoal #264653 ΔE 0.034
- Twilight Blue #0A437A ΔE 0.047
- Light Navy #155084 ΔE 0.049
- Deep Sea Blue #015482 ΔE 0.051
- Dark Slate Gray #2F4F4F ΔE 0.051
- Deep Teal #00555A ΔE 0.054
- Dark Teal #014D4E ΔE 0.057
Use #284967 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.