#2A5E87
Closest named color: Light Navy Blue (#2E5A88). oklch(46.6% 0.087 245.1), rgb(42, 94, 135).
Aa
White text reads best on this color (6.88:1).
About this color
#2A5E87 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 47%, its chroma 0.087 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy Blue (#2E5A88), ΔE 0.013 away. White text reads best on it, at 6.88:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.087) |
| Temperature | cool |
| Nearest name | Light Navy Blue (#2E5A88) |
| Black text | 3.04:1 |
| White text | 6.88:1 |
Values
| HEX | #2A5E87 |
| RGB | rgb(42, 94, 135) |
| HSL | hsl(206, 53%, 35%) |
| OKLCH | oklch(46.6% 0.087 245.1) |
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 #2A5E87 | 6.88:1 | AA | Lc -88.6 | Fine for body text |
| Black text on #2A5E87 | 3.04:1 | AA large text | Lc 20.5 | Dividers and decoration only |
| #2A5E87 text on white | 6.88:1 | AA | Lc 83.6 | Fine for body text |
| #2A5E87 text on black | 3.04:1 | AA large text | Lc -18.4 | 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
#E3EBF2
oklch(93.6% 0.013 244.3)
-
Step 200
200
#CDDBE8
oklch(88.5% 0.023 246.1)
-
Step 300
300
#ABC4DB
oklch(80.9% 0.042 246.1)
-
Step 400
400
#7DA6C8
oklch(70.8% 0.067 243.9)
-
Step 500
500
#5B8FBA
oklch(63.1% 0.086 244.7)
-
Step 600
600
#4078A6
oklch(55.5% 0.093 245.4)
-
Step 700
700 (this color)
#2A5E87
oklch(46.6% 0.087 245.1)
-
Step 800
800
#2A5374
oklch(42.8% 0.072 244.9)
-
Step 900
900
#27455D
oklch(37.8% 0.055 244.1)
-
Step 950
950
#172837
oklch(26.9% 0.036 246.3)
#2A5E87 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) | #4C5F89 | 0.038 |
| Deuteranopia (no green cones) | #3F5686 | 0.029 |
| Tritanopia (no blue cones) | #00686C | 0.065 |
| Achromatopsia (no color) | #5A5A5A | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A5E87
#2A5E87
oklch(46.6% 0.087 245.1)
- #7B4E1E
#7B4E1E
oklch(46.6% 0.087 64.1)
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 #2A5E87, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy Blue #2E5A88 ΔE 0.013
- Denim #3B638C ΔE 0.025
- Denim Blue #3B5B92 ΔE 0.028
- Peacock Blue #016795 ΔE 0.032
- YInMn Blue #415A77 ΔE 0.032
- Dusk Blue #26538D ΔE 0.037
- Dusky Blue #475F94 ΔE 0.039
- Deep Sea Blue #015482 ΔE 0.041
Use #2A5E87 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.