#285973
Closest named color: YInMn Blue (#415A77). oklch(44.2% 0.068 234.4), rgb(40, 89, 115).
Aa
White text reads best on this color (7.59:1).
About this color
#285973 is a dark, muted blue. In OKLCH its lightness is 44%, its chroma 0.068 and its hue 234°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.029 away. White text reads best on it, at 7.59:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.76:1 |
| White text | 7.59:1 |
Values
| HEX | #285973 |
| RGB | rgb(40, 89, 115) |
| HSL | hsl(201, 48%, 30%) |
| OKLCH | oklch(44.2% 0.068 234.4) |
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 #285973 | 7.59:1 | AAA | Lc -91.0 | Preferred for body text |
| Black text on #285973 | 2.76:1 | Fails | Lc 17.8 | Dividers and decoration only |
| #285973 text on white | 7.59:1 | AAA | Lc 86.2 | Fine for body text |
| #285973 text on black | 2.76:1 | Fails | Lc -15.9 | Dividers and decoration only |
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 800.
-
Step 50
50
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3EBF0
oklch(93.5% 0.011 234.8)
-
Step 200
200
#CCDCE6
oklch(88.5% 0.022 235)
-
Step 300
300
#A9C5D7
oklch(80.8% 0.04 236.2)
-
Step 400
400
#79A8C3
oklch(70.8% 0.064 234.1)
-
Step 500
500
#5592B3
oklch(63.2% 0.081 233.7)
-
Step 600
600
#377B9F
oklch(55.5% 0.088 234.6)
-
Step 700
700
#296888
oklch(49.1% 0.082 234.1)
-
Step 800
800 (this color)
#285973
oklch(44.2% 0.068 234.4)
-
Step 900
900
#22465A
oklch(37.7% 0.054 235)
-
Step 950
950
#152934
oklch(26.9% 0.033 233.9)
#285973 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) | #4D5874 | 0.044 |
| Deuteranopia (no green cones) | #425173 | 0.036 |
| Tritanopia (no blue cones) | #006062 | 0.046 |
| Achromatopsia (no color) | #545454 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #285973
#285973
oklch(44.2% 0.068 234.4)
- #70482D
#70482D
oklch(44.1% 0.068 54)
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 #285973, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.029
- Petrol #005F6A ΔE 0.034
- Light Navy Blue #2E5A88 ΔE 0.036
- Deep Sea Blue #015482 ΔE 0.039
- Light Navy #155084 ΔE 0.047
- Deep Teal #00555A ΔE 0.051
- Dusk Blue #26538D ΔE 0.051
- Denim #3B638C ΔE 0.053
Use #285973 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.