#185C8A
Closest named color: Light Navy Blue (#2E5A88). oklch(45.7% 0.099 243.6), rgb(24, 92, 138).
Aa
White text reads best on this color (7.15:1).
About this color
#185C8A is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.099 and its hue 244°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy Blue (#2E5A88), ΔE 0.016 away. White text reads best on it, at 7.15:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.099) |
| Temperature | cool |
| Nearest name | Light Navy Blue (#2E5A88) |
| Black text | 2.93:1 |
| White text | 7.15:1 |
Values
| HEX | #185C8A |
| RGB | rgb(24, 92, 138) |
| HSL | hsl(204, 70%, 32%) |
| OKLCH | oklch(45.7% 0.099 243.6) |
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 #185C8A | 7.15:1 | AAA | Lc -89.4 | Fine for body text |
| Black text on #185C8A | 2.93:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #185C8A text on white | 7.15:1 | AAA | Lc 84.4 | Fine for body text |
| #185C8A text on black | 2.93:1 | Fails | Lc -17.5 | 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
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E1EBF5
oklch(93.5% 0.017 248)
-
Step 200
200
#C8DCED
oklch(88.5% 0.032 243.7)
-
Step 300
300
#A1C6E4
oklch(81% 0.058 243)
-
Step 400
400
#6CA7D6
oklch(70.6% 0.093 243.7)
-
Step 500
500
#4090CC
oklch(63% 0.119 244.1)
-
Step 600
600
#1579B8
oklch(55.5% 0.129 243.7)
-
Step 700
700
#00669F
oklch(49.1% 0.12 243.6)
-
Step 800
800 (this color)
#185C8A
oklch(45.7% 0.099 243.6)
-
Step 900
900
#154567
oklch(37.6% 0.077 243.7)
-
Step 950
950
#0E293D
oklch(27.1% 0.05 243.6)
#185C8A 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) | #465D8C | 0.044 |
| Deuteranopia (no green cones) | #365389 | 0.033 |
| Tritanopia (no blue cones) | #00676C | 0.069 |
| Achromatopsia (no color) | #585858 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #185C8A
#185C8A
oklch(45.7% 0.099 243.6)
- #7D4909
#7D4909
oklch(45.7% 0.1 63.6)
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 #185C8A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy Blue #2E5A88 ΔE 0.016
- Dusk Blue #26538D ΔE 0.028
- Deep Sea Blue #015482 ΔE 0.029
- Denim Blue #3B5B92 ΔE 0.033
- Peacock Blue #016795 ΔE 0.033
- Light Navy #155084 ΔE 0.037
- Denim #3B638C ΔE 0.038
- YInMn Blue #415A77 ΔE 0.045
Use #185C8A 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.