#16498A
Closest named color: Cobalt (#1E488F). oklch(41% 0.121 256.5), rgb(22, 73, 138).
Aa
White text reads best on this color (8.92:1).
About this color
#16498A is a dark, moderately saturated blue. In OKLCH its lightness is 41%, its chroma 0.121 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Cobalt (#1E488F), ΔE 0.011 away. White text reads best on it, at 8.92:1.
| Hue family | Blues |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.121) |
| Temperature | cool |
| Nearest name | Cobalt (#1E488F) |
| Black text | 2.35:1 |
| White text | 8.92:1 |
Values
| HEX | #16498A |
| RGB | rgb(22, 73, 138) |
| HSL | hsl(214, 72%, 31%) |
| OKLCH | oklch(41% 0.121 256.5) |
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 #16498A | 8.92:1 | AAA | Lc -94.5 | Preferred for body text |
| Black text on #16498A | 2.35:1 | Fails | Lc 14.0 | Not readable |
| #16498A text on white | 8.92:1 | AAA | Lc 90.0 | Preferred for body text |
| #16498A text on black | 2.35:1 | Fails | Lc -12.3 | 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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E1EBF8
oklch(93.6% 0.021 254.9)
-
Step 200
200
#C9DBF3
oklch(88.5% 0.038 255.6)
-
Step 300
300
#A4C3EE
oklch(80.9% 0.07 256.6)
-
Step 400
400
#71A3E6
oklch(70.8% 0.112 256)
-
Step 500
500
#4B8ADF
oklch(63.2% 0.144 256.5)
-
Step 600
600
#2C72CD
oklch(55.7% 0.157 256.6)
-
Step 700
700
#1E5FB1
oklch(49.1% 0.146 256.4)
-
Step 800
800 (this color)
#16498A
oklch(41% 0.121 256.5)
-
Step 900
900
#1D4172
oklch(37.6% 0.094 256.9)
-
Step 950
950
#122743
oklch(27.1% 0.059 256.2)
#16498A 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) | #264F8C | 0.024 |
| Deuteranopia (no green cones) | #084589 | 0.015 |
| Tritanopia (no blue cones) | #005962 | 0.093 |
| Achromatopsia (no color) | #4A4A4A | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #16498A
#16498A
oklch(41% 0.121 256.5)
- #644300
#644300
oklch(41% 0.086 77)
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 #16498A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cobalt #1E488F ΔE 0.011
- Light Navy #155084 ΔE 0.024
- Twilight Blue #0A437A ΔE 0.032
- Dusk Blue #26538D ΔE 0.034
- Deep Sea Blue #015482 ΔE 0.037
- Light Navy Blue #2E5A88 ΔE 0.058
- Blueberry #464196 ΔE 0.060
- Dark Slate Blue #483D8B ΔE 0.063
Use #16498A 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.