#285673
Closest named color: YInMn Blue (#415A77). oklch(43.4% 0.07 238.9), rgb(40, 86, 115).
Aa
White text reads best on this color (7.86:1).
About this color
#285673 is a dark, muted blue. In OKLCH its lightness is 43%, its chroma 0.070 and its hue 239°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.033 away. White text reads best on it, at 7.86:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | muted (0.070) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.66:1 |
| White text | 7.86:1 |
Values
| HEX | #285673 |
| RGB | rgb(40, 86, 115) |
| HSL | hsl(203, 48%, 30%) |
| OKLCH | oklch(43.4% 0.07 238.9) |
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 #285673 | 7.86:1 | AAA | Lc -91.9 | Preferred for body text |
| Black text on #285673 | 2.66:1 | Fails | Lc 16.9 | Dividers and decoration only |
| #285673 text on white | 7.86:1 | AAA | Lc 87.1 | Fine for body text |
| #285673 text on black | 2.66:1 | Fails | Lc -15.0 | 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 800.
-
Step 50
50
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E3EBF1
oklch(93.6% 0.012 239.9)
-
Step 200
200
#CCDCE7
oklch(88.6% 0.023 237.7)
-
Step 300
300
#A9C5D8
oklch(80.9% 0.041 237.7)
-
Step 400
400
#7BA7C5
oklch(70.8% 0.065 238.7)
-
Step 500
500
#5791B6
oklch(63.2% 0.083 238)
-
Step 600
600
#3A7AA2
oklch(55.5% 0.09 238.8)
-
Step 700
700
#2C678B
oklch(49.1% 0.084 238.6)
-
Step 800
800 (this color)
#285673
oklch(43.4% 0.07 238.9)
-
Step 900
900
#24465B
oklch(37.8% 0.054 237.6)
-
Step 950
950
#162935
oklch(27.1% 0.033 237.5)
#285673 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) | #495674 | 0.039 |
| Deuteranopia (no green cones) | #3E4E73 | 0.033 |
| Tritanopia (no blue cones) | #005D60 | 0.050 |
| Achromatopsia (no color) | #525252 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #285673
#285673
oklch(43.4% 0.07 238.9)
- #6D4728
#6D4728
oklch(43.4% 0.069 58.8)
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 #285673, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.033
- Deep Sea Blue #015482 ΔE 0.034
- Light Navy Blue #2E5A88 ΔE 0.036
- Petrol #005F6A ΔE 0.040
- Light Navy #155084 ΔE 0.040
- Dusk Blue #26538D ΔE 0.047
- Deep Teal #00555A ΔE 0.051
- Dusk #4E5481 ΔE 0.054
Use #285673 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.