#285989
Closest named color: Light Navy Blue (#2E5A88). oklch(45.4% 0.095 250.3), rgb(40, 89, 137).
Aa
White text reads best on this color (7.29:1).
About this color
#285989 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 45%, its chroma 0.095 and its hue 250°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy Blue (#2E5A88), ΔE 0.007 away. White text reads best on it, at 7.29:1.
| Hue family | Blues |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.095) |
| Temperature | cool |
| Nearest name | Light Navy Blue (#2E5A88) |
| Black text | 2.88:1 |
| White text | 7.29:1 |
Values
| HEX | #285989 |
| RGB | rgb(40, 89, 137) |
| HSL | hsl(210, 55%, 35%) |
| OKLCH | oklch(45.4% 0.095 250.3) |
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 #285989 | 7.29:1 | AAA | Lc -90.0 | Fine for body text |
| Black text on #285989 | 2.88:1 | Fails | Lc 19.0 | Dividers and decoration only |
| #285989 text on white | 7.29:1 | AAA | Lc 85.1 | Fine for body text |
| #285989 text on black | 2.88:1 | Fails | Lc -16.9 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF5
oklch(93.6% 0.017 250.8)
-
Step 200
200
#CADBED
oklch(88.4% 0.031 249.7)
-
Step 300
300
#A6C4E4
oklch(80.9% 0.056 250.2)
-
Step 400
400
#76A5D6
oklch(70.7% 0.088 250.2)
-
Step 500
500
#508ECB
oklch(63.2% 0.113 249.7)
-
Step 600
600
#3277B8
oklch(55.7% 0.123 249.9)
-
Step 700
700
#24639F
oklch(49% 0.115 250.6)
-
Step 800
800 (this color)
#285989
oklch(45.4% 0.095 250.3)
-
Step 900
900
#204467
oklch(37.8% 0.073 249.8)
-
Step 950
950
#13283C
oklch(27% 0.046 248.8)
#285989 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) | #445B8B | 0.032 |
| Deuteranopia (no green cones) | #365288 | 0.023 |
| Tritanopia (no blue cones) | #00646A | 0.073 |
| Achromatopsia (no color) | #565656 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #285989
#285989
oklch(45.4% 0.095 250.3)
- #774C07
#774C07
oklch(45.5% 0.095 71)
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 #285989, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy Blue #2E5A88 ΔE 0.007
- Dusk Blue #26538D ΔE 0.021
- Denim Blue #3B5B92 ΔE 0.026
- Deep Sea Blue #015482 ΔE 0.030
- Light Navy #155084 ΔE 0.033
- Denim #3B638C ΔE 0.038
- YInMn Blue #415A77 ΔE 0.039
- Peacock Blue #016795 ΔE 0.042
Use #285989 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.