#005F89
Closest named color: Light Navy Blue (#2E5A88). oklch(46% 0.101 237.3), rgb(0, 95, 137).
Aa
White text reads best on this color (7.00:1).
About this color
#005F89 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.101 and its hue 237°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy Blue (#2E5A88), ΔE 0.026 away. White text reads best on it, at 7.00:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.101) |
| Temperature | cool |
| Nearest name | Light Navy Blue (#2E5A88) |
| Black text | 2.99:1 |
| White text | 7.00:1 |
Values
| HEX | #005F89 |
| RGB | rgb(0, 95, 137) |
| HSL | hsl(198, 100%, 27%) |
| OKLCH | oklch(46% 0.101 237.3) |
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 #005F89 | 7.00:1 | AAA | Lc -88.7 | Fine for body text |
| Black text on #005F89 | 2.99:1 | Fails | Lc 20.4 | Dividers and decoration only |
| #005F89 text on white | 7.00:1 | AAA | Lc 83.7 | Fine for body text |
| #005F89 text on black | 2.99:1 | Fails | Lc -18.3 | 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 700.
-
Step 50
50
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF2
oklch(93.5% 0.014 241)
-
Step 200
200
#C9DCE9
oklch(88.4% 0.027 237.6)
-
Step 300
300
#A4C6DD
oklch(80.9% 0.049 237.8)
-
Step 400
400
#71A8CC
oklch(70.7% 0.078 238.1)
-
Step 500
500
#4792BE
oklch(63.1% 0.1 237)
-
Step 600
600
#237CAB
oklch(55.7% 0.109 237.1)
-
Step 700
700 (this color)
#005F89
oklch(46% 0.101 237.3)
-
Step 800
800
#155577
oklch(42.7% 0.084 237.3)
-
Step 900
900
#1A4660
oklch(37.6% 0.065 238)
-
Step 950
950
#112938
oklch(26.9% 0.041 238.3)
#005F89 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) | #4A5F8B | 0.055 |
| Deuteranopia (no green cones) | #395488 | 0.044 |
| Tritanopia (no blue cones) | #006A6E | 0.064 |
| Achromatopsia (no color) | #595959 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #005F89
#005F89
oklch(46% 0.101 237.3)
- #814713
#814713
oklch(46% 0.101 57)
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 #005F89, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy Blue #2E5A88 ΔE 0.026
- Peacock Blue #016795 ΔE 0.028
- Deep Sea Blue #015482 ΔE 0.034
- Dusk Blue #26538D ΔE 0.039
- Denim #3B638C ΔE 0.041
- Denim Blue #3B5B92 ΔE 0.042
- Light Navy #155084 ΔE 0.044
- YInMn Blue #415A77 ΔE 0.049
Use #005F89 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.