#306396
Closest named color: Denim (#3B638C). oklch(48.9% 0.099 250.5), rgb(48, 99, 150).
Aa
White text reads best on this color (6.26:1).
About this color
#306396 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 49%, its chroma 0.099 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Denim (#3B638C), ΔE 0.019 away. White text reads best on it, at 6.26:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.099) |
| Temperature | cool |
| Nearest name | Denim (#3B638C) |
| Black text | 3.35:1 |
| White text | 6.26:1 |
Values
| HEX | #306396 |
| RGB | rgb(48, 99, 150) |
| HSL | hsl(210, 52%, 39%) |
| OKLCH | oklch(48.9% 0.099 250.5) |
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 #306396 | 6.26:1 | AA | Lc -86.1 | Fine for body text |
| Black text on #306396 | 3.35:1 | AA large text | Lc 23.1 | Dividers and decoration only |
| #306396 text on white | 6.26:1 | AA | Lc 81.0 | Fine for body text |
| #306396 text on black | 3.35:1 | AA large text | Lc -20.9 | 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 700.
-
Step 50
50
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E3EBF3
oklch(93.6% 0.014 248)
-
Step 200
200
#CDDBEB
oklch(88.6% 0.027 251.7)
-
Step 300
300
#AAC4DF
oklch(81% 0.048 249.4)
-
Step 400
400
#7CA4CF
oklch(70.6% 0.077 250.7)
-
Step 500
500
#5A8DC3
oklch(63% 0.099 250.9)
-
Step 600
600
#3F77AF
oklch(55.7% 0.106 250.3)
-
Step 700
700 (this color)
#306396
oklch(48.9% 0.099 250.5)
-
Step 800
800
#29517A
oklch(42.6% 0.082 250.8)
-
Step 900
900
#264462
oklch(37.8% 0.063 249.8)
-
Step 950
950
#17283A
oklch(27.1% 0.041 250.8)
#306396 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) | #4D6698 | 0.034 |
| Deuteranopia (no green cones) | #3E5C95 | 0.023 |
| Tritanopia (no blue cones) | #006F75 | 0.077 |
| Achromatopsia (no color) | #606060 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #306396
#306396
oklch(48.9% 0.099 250.5)
- #835510
#835510
oklch(48.9% 0.099 70.7)
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 #306396, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim #3B638C ΔE 0.019
- Denim Blue #3B5B92 ΔE 0.024
- Peacock Blue #016795 ΔE 0.024
- Dusky Blue #475F94 ΔE 0.025
- Light Navy Blue #2E5A88 ΔE 0.032
- Ocean Blue #03719C ΔE 0.042
- Muted Blue #3B719F ΔE 0.044
- Mid Blue #276AB3 ΔE 0.047
Use #306396 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.